* {
  box-sizing: border-box;
}

:root {
  --bg: #07111f;
  --bg-soft: #0e1728;
  --panel: rgba(16, 24, 40, 0.82);
  --panel-strong: #0f172a;
  --text: #f8fafc;
  --muted: #cbd5e1;
  --line: rgba(148, 163, 184, 0.16);
  --primary: #38bdf8;
  --primary-strong: #0ea5e9;
  --accent: #22c55e;
  --shadow: 0 18px 50px rgba(2, 6, 23, 0.35);
  --radius: 22px;
  --container: 1140px;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", sans-serif;
  color: var(--text);
  line-height: 1.6;
  background:
    radial-gradient(circle at top left, rgba(56, 189, 248, 0.18), transparent 28%),
    radial-gradient(circle at 85% 15%, rgba(34, 197, 94, 0.14), transparent 22%),
    linear-gradient(180deg, #07111f 0%, #0b1220 55%, #0f172a 100%);
}

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

.container {
  width: min(calc(100% - 2rem), var(--container));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  background: rgba(7, 17, 31, 0.7);
  border-bottom: 1px solid rgba(148, 163, 184, 0.08);
}

.nav {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  font-weight: 800;
}

.brand-mark {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  color: #02131d;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  box-shadow: var(--shadow);
}

.brand-text {
  letter-spacing: -0.02em;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.site-nav a {
  color: var(--muted);
  font-weight: 500;
  transition: color 0.2s ease;
}

.site-nav a:hover {
  color: var(--text);
}

.nav-btn {
  padding: 0.78rem 1rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
}

.menu-toggle,
.menu-icon {
  display: none;
}

.section {
  position: relative;
  padding: 5rem 0;
}

.section-alt {
  background: rgba(255, 255, 255, 0.02);
  border-top: 1px solid rgba(148, 163, 184, 0.06);
  border-bottom: 1px solid rgba(148, 163, 184, 0.06);
}

.eyebrow {
  display: inline-block;
  margin-bottom: 1rem;
  padding: 0.4rem 0.8rem;
  border-radius: 999px;
  border: 1px solid rgba(56, 189, 248, 0.24);
  background: rgba(56, 189, 248, 0.12);
  color: #bae6fd;
  font-weight: 600;
  font-size: 0.92rem;
}

.hero {
  overflow: hidden;
  padding-top: 4.75rem;
}

.hero-grid,
.two-col,
.contact-box,
.footer-row {
  display: grid;
  gap: 1.5rem;
  align-items: center;
}

.hero-grid {
  grid-template-columns: 1.1fr 0.9fr;
}

.hero-copy h1,
.section-heading h2,
.two-col h2,
.contact-box h2 {
  margin: 0 0 1rem;
  line-height: 1.08;
  letter-spacing: -0.04em;
}

.hero-copy h1 {
  max-width: 12ch;
  font-size: clamp(2.7rem, 6vw, 5rem);
}

.hero-copy p,
.section-heading p,
.two-col p,
.contact-box p {
  color: var(--muted);
  font-size: 1.04rem;
  max-width: 68ch;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin: 2rem 0 1.35rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0.92rem 1.2rem;
  border-radius: 999px;
  font-weight: 700;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

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

.btn-primary {
  color: #04131e;
  background: linear-gradient(135deg, var(--primary), #7dd3fc);
  box-shadow: 0 14px 30px rgba(56, 189, 248, 0.22);
}

.btn-secondary {
  color: var(--text);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
}

.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.hero-points span,
.chip-row span {
  padding: 0.45rem 0.75rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
  color: var(--muted);
  font-size: 0.92rem;
}

.terminal-card,
.info-card,
.project-card,
.stack-card,
.contact-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: var(--shadow);
}

.terminal-card {
  overflow: hidden;
}

.terminal-top {
  display: flex;
  gap: 0.45rem;
  padding: 1rem 1.1rem 0;
}

.terminal-top span {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.35);
}

.terminal-body {
  padding: 1.2rem 1.35rem 1.4rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  font-size: 0.96rem;
}

.terminal-body p {
  margin: 0 0 0.7rem;
}

.prompt {
  color: #7dd3fc;
}

.output {
  color: #86efac;
}

.two-col {
  grid-template-columns: 1.05fr 0.95fr;
}

.info-card,
.stack-card,
.contact-card {
  padding: 1.5rem;
}

.info-card h3,
.project-card h3,
.stack-card h3 {
  margin: 0 0 0.9rem;
}

.info-card ul,
.stack-card ul {
  margin: 0;
  padding-left: 1.15rem;
  color: var(--muted);
}

.section-heading {
  margin-bottom: 2rem;
}

.section-heading h2 {
  font-size: clamp(2rem, 4vw, 3rem);
}

.projects-grid,
.stack-grid {
  display: grid;
  gap: 1.2rem;
}

.projects-grid {
  grid-template-columns: repeat(3, 1fr);
}

.project-card {
  padding: 1.4rem;
}

.project-card p {
  margin: 0 0 1rem;
  color: var(--muted);
}

.project-tag {
  display: inline-block;
  margin-bottom: 0.9rem;
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  color: #dbeafe;
  background: rgba(37, 99, 235, 0.14);
  border: 1px solid rgba(37, 99, 235, 0.22);
  font-size: 0.86rem;
  font-weight: 600;
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.stack-grid {
  grid-template-columns: repeat(3, 1fr);
}

.contact-box {
  grid-template-columns: 1fr 0.95fr;
}

.contact-item {
  padding: 0.9rem 0;
  border-bottom: 1px solid rgba(148, 163, 184, 0.12);
}

.contact-item strong {
  display: block;
  margin-bottom: 0.25rem;
}

.contact-item span {
  color: var(--muted);
}

.site-footer {
  padding: 1.5rem 0 2rem;
}

.footer-row {
  grid-template-columns: 1fr auto;
}

.footer-row p,
.footer-links a {
  color: var(--muted);
  margin: 0;
}

.footer-links {
  display: flex;
  gap: 1rem;
}

.hero-glow {
  position: absolute;
  border-radius: 999px;
  filter: blur(90px);
  opacity: 0.35;
  pointer-events: none;
}

.hero-glow-1 {
  width: 280px;
  height: 280px;
  background: rgba(56, 189, 248, 0.28);
  top: 3%;
  left: -80px;
}

.hero-glow-2 {
  width: 320px;
  height: 320px;
  background: rgba(34, 197, 94, 0.18);
  bottom: -4%;
  right: -100px;
}

@media (max-width: 980px) {
  .hero-grid,
  .two-col,
  .contact-box,
  .projects-grid,
  .stack-grid,
  .footer-row {
    grid-template-columns: 1fr;
  }

  .hero-copy h1 {
    max-width: 100%;
  }

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

@media (max-width: 760px) {
  .site-nav {
    position: absolute;
    top: 78px;
    left: 1rem;
    right: 1rem;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 1rem;
    border-radius: 18px;
    border: 1px solid var(--line);
    background: rgba(7, 17, 31, 0.98);
  }

  .menu-icon {
    display: inline-flex;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
  }

  .menu-icon span {
    width: 24px;
    height: 2px;
    background: var(--text);
    display: block;
  }

  .menu-toggle:checked + .menu-icon + .site-nav {
    display: flex;
  }

  .projects-grid,
  .stack-grid {
    grid-template-columns: 1fr;
  }

  .footer-links {
    flex-wrap: wrap;
  }
}