:root {
  color-scheme: dark;
  --bg: #070a12;
  --bg-soft: #0d1324;
  --panel: rgba(13, 19, 36, 0.74);
  --panel-strong: rgba(15, 23, 42, 0.92);
  --text: #edf4ff;
  --muted: #aab7d0;
  --line: rgba(143, 164, 255, 0.2);
  --violet: #a855f7;
  --blue: #38bdf8;
  --cyan: #22d3ee;
  --green: #6ee7b7;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.42);
  --radius: 8px;
  --max: 1160px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  margin: 0;
  overflow-x: hidden;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.65;
}

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

.site-bg,
.grid-layer,
.noise-layer,
.cursor-light {
  position: fixed;
  inset: 0;
  pointer-events: none;
}

.site-bg {
  z-index: -1;
  background:
    radial-gradient(circle at 15% 20%, rgba(168, 85, 247, 0.24), transparent 28rem),
    radial-gradient(circle at 80% 10%, rgba(56, 189, 248, 0.2), transparent 30rem),
    linear-gradient(135deg, #070a12 0%, #0b1020 45%, #090d18 100%);
}

.grid-layer {
  opacity: 0.24;
  background-image:
    linear-gradient(rgba(120, 137, 255, 0.18) 1px, transparent 1px),
    linear-gradient(90deg, rgba(120, 137, 255, 0.18) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.75), transparent 82%);
}

.noise-layer {
  opacity: 0.06;
  background-image:
    repeating-radial-gradient(circle at 20% 30%, #fff 0 1px, transparent 1px 4px);
  mix-blend-mode: screen;
}

.cursor-light {
  width: 24rem;
  height: 24rem;
  translate: -50% -50%;
  border-radius: 50%;
  opacity: 0.36;
  background: radial-gradient(circle, rgba(56, 189, 248, 0.24), transparent 65%);
  transform: translate(var(--mouse-x, 50vw), var(--mouse-y, 35vh));
  transition: opacity 200ms ease;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(143, 164, 255, 0.15);
  background: rgba(7, 10, 18, 0.72);
  backdrop-filter: blur(18px);
}

.nav-shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(100% - 2rem, var(--max));
  min-height: 72px;
  margin: 0 auto;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.72rem;
  font-weight: 800;
}

.brand-mark {
  display: grid;
  width: 2.4rem;
  height: 2.4rem;
  place-items: center;
  border: 1px solid rgba(56, 189, 248, 0.6);
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(168, 85, 247, 0.22), rgba(56, 189, 248, 0.16));
  box-shadow: 0 0 24px rgba(56, 189, 248, 0.22);
  color: #f8fbff;
  font-size: 0.84rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.35rem;
  color: var(--muted);
  font-size: 0.95rem;
}

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

.nav-toggle {
  display: none;
}

.section {
  width: min(100% - 2rem, var(--max));
  margin: 0 auto;
  padding: 6.5rem 0;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.78fr);
  gap: 3rem;
  align-items: center;
  min-height: calc(100vh - 72px);
  padding-top: 4rem;
}

.eyebrow,
.section-kicker {
  margin: 0 0 0.9rem;
  color: var(--cyan);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 11ch;
  margin-bottom: 1rem;
  font-size: clamp(3.5rem, 11vw, 8.8rem);
  line-height: 0.92;
  letter-spacing: 0;
}

h2 {
  max-width: 760px;
  margin-bottom: 1.1rem;
  font-size: clamp(2rem, 5vw, 4.1rem);
  line-height: 1.02;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 0.85rem;
  font-size: 1.35rem;
  line-height: 1.2;
}

.claim {
  color: var(--green);
  font-size: clamp(1.15rem, 2.8vw, 1.65rem);
  font-weight: 700;
}

.hero-text,
.mission p,
.about-panel p,
.contact-card p,
.project-card p {
  color: var(--muted);
}

.hero-text {
  max-width: 680px;
  font-size: 1.08rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: 2rem;
}

.btn {
  display: inline-flex;
  min-height: 2.95rem;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(143, 164, 255, 0.25);
  border-radius: var(--radius);
  padding: 0.78rem 1.05rem;
  font-weight: 800;
  transition: border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}

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

.btn-primary {
  border-color: rgba(56, 189, 248, 0.6);
  background: linear-gradient(135deg, rgba(168, 85, 247, 0.85), rgba(56, 189, 248, 0.72));
  box-shadow: 0 0 28px rgba(56, 189, 248, 0.22);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  box-shadow: 0 0 40px rgba(168, 85, 247, 0.34), 0 0 34px rgba(56, 189, 248, 0.28);
}

.btn-ghost {
  background: rgba(13, 19, 36, 0.62);
  color: var(--text);
}

.terminal-card,
.project-card,
.about-panel,
.contact-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, var(--panel), rgba(7, 10, 18, 0.7));
  box-shadow: var(--shadow);
}

.terminal-card {
  overflow: hidden;
}

.terminal-bar {
  display: flex;
  gap: 0.5rem;
  padding: 1rem;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
}

.terminal-bar span {
  width: 0.72rem;
  height: 0.72rem;
  border-radius: 50%;
  background: var(--violet);
}

.terminal-bar span:nth-child(2) {
  background: var(--blue);
}

.terminal-bar span:nth-child(3) {
  background: var(--green);
}

.terminal-lines {
  padding: 1.3rem;
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 0.95rem;
}

.terminal-lines p {
  margin-bottom: 0.7rem;
  color: #d7e4ff;
}

.terminal-lines span {
  color: var(--green);
}

.mission {
  border-block: 1px solid rgba(143, 164, 255, 0.14);
}

.mission p {
  max-width: 860px;
  font-size: 1.12rem;
}

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

.project-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.project-card {
  min-height: 285px;
  padding: 1.25rem;
  transition: border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}

.project-card:hover {
  border-color: rgba(56, 189, 248, 0.54);
  box-shadow: 0 22px 70px rgba(56, 189, 248, 0.14);
  transform: translateY(-4px);
}

.card-topline {
  margin-bottom: 1.35rem;
}

.status {
  display: inline-flex;
  border: 1px solid rgba(110, 231, 183, 0.42);
  border-radius: 999px;
  padding: 0.3rem 0.58rem;
  color: var(--green);
  font-size: 0.78rem;
  font-weight: 800;
}

.status-alt {
  border-color: rgba(56, 189, 248, 0.48);
  color: var(--blue);
}

.status-muted {
  border-color: rgba(170, 183, 208, 0.32);
  color: var(--muted);
}

.split {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 2rem;
  align-items: start;
}

.about-panel,
.contact-card {
  padding: 1.5rem;
}

.contact-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  background: linear-gradient(135deg, rgba(168, 85, 247, 0.18), rgba(56, 189, 248, 0.12)), var(--panel-strong);
}

.contact-card a:not(.btn) {
  color: var(--blue);
}

.site-footer {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.4rem;
  justify-content: center;
  border-top: 1px solid rgba(143, 164, 255, 0.15);
  padding: 2rem 1rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.site-footer p {
  margin: 0;
}

.system-status {
  color: var(--green);
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 520ms ease, transform 520ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
}

@media (max-width: 860px) {
  .nav-toggle {
    display: inline-flex;
    width: 2.75rem;
    height: 2.75rem;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.3rem;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: rgba(13, 19, 36, 0.72);
  }

  .nav-toggle span:not(.sr-only) {
    width: 1.1rem;
    height: 2px;
    background: var(--text);
  }

  .nav-links {
    position: absolute;
    top: 72px;
    right: 1rem;
    display: none;
    min-width: 210px;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: rgba(7, 10, 18, 0.96);
    padding: 0.55rem;
    box-shadow: var(--shadow);
  }

  .nav-links.is-open {
    display: flex;
  }

  .nav-links a {
    padding: 0.75rem;
  }

  .hero,
  .split,
  .project-grid,
  .contact-card {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 4rem;
  }

  .contact-card {
    align-items: flex-start;
  }
}

@media (max-width: 560px) {
  .section {
    width: min(100% - 1.25rem, var(--max));
    padding: 4.5rem 0;
  }

  .hero-actions,
  .contact-card {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }

  .terminal-lines {
    font-size: 0.84rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
    animation-duration: 0.001ms !important;
  }

  .cursor-light {
    display: none;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}