/* ==========================================================================
   Ambiguous Company — dark space theme
   ========================================================================== */

:root {
  --bg: #070b14;
  --bg-raised: #0d1322;
  --bg-card: rgba(255, 255, 255, 0.03);
  --border: rgba(148, 163, 184, 0.15);
  --text: #e2e8f0;
  --text-muted: #94a3b8;
  --accent: #7dd3fc;        /* comet blue */
  --accent-2: #c4b5fd;      /* nebula violet */
  --accent-glow: rgba(125, 211, 252, 0.25);
  --max-width: 72rem;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-family: "Space Grotesk", "Inter", sans-serif;
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

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

a:hover {
  text-decoration: underline;
}

img {
  max-width: 100%;
}

/* --------------------------------------------------------------------------
   Starfield background — three drifting layers of CSS-generated stars
   -------------------------------------------------------------------------- */

.starfield {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  background:
    radial-gradient(ellipse 80% 50% at 20% -10%, rgba(88, 60, 160, 0.25), transparent),
    radial-gradient(ellipse 60% 40% at 90% 10%, rgba(14, 116, 144, 0.18), transparent),
    var(--bg);
}

.starfield::before,
.starfield::after {
  content: "";
  position: absolute;
  inset: -100% 0 0 0;
}

.starfield::before {
  background-image:
    radial-gradient(1px 1px at 25px 45px, #fff, transparent),
    radial-gradient(1px 1px at 120px 160px, rgba(255, 255, 255, 0.8), transparent),
    radial-gradient(1.5px 1.5px at 200px 80px, rgba(196, 181, 253, 0.9), transparent),
    radial-gradient(1px 1px at 310px 220px, rgba(255, 255, 255, 0.6), transparent),
    radial-gradient(1px 1px at 380px 30px, rgba(125, 211, 252, 0.8), transparent),
    radial-gradient(1.5px 1.5px at 60px 280px, rgba(255, 255, 255, 0.7), transparent);
  background-size: 420px 320px;
  animation: drift 240s linear infinite;
}

.starfield::after {
  background-image:
    radial-gradient(1px 1px at 90px 100px, rgba(255, 255, 255, 0.5), transparent),
    radial-gradient(2px 2px at 240px 200px, rgba(255, 255, 255, 0.9), transparent),
    radial-gradient(1px 1px at 170px 40px, rgba(125, 211, 252, 0.6), transparent),
    radial-gradient(1px 1px at 20px 190px, rgba(196, 181, 253, 0.6), transparent);
  background-size: 300px 260px;
  animation: drift 150s linear infinite;
}

@keyframes drift {
  to { transform: translateY(50%); }
}

@media (prefers-reduced-motion: reduce) {
  .starfield::before,
  .starfield::after {
    animation: none;
  }
}

/* --------------------------------------------------------------------------
   Layout
   -------------------------------------------------------------------------- */

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Nav */

.site-nav {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(12px);
  background: rgba(7, 11, 20, 0.7);
  border-bottom: 1px solid var(--border);
}

.site-nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  padding-bottom: 1rem;
}

.brand {
  font-family: "Space Grotesk", sans-serif;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--text);
  letter-spacing: 0.02em;
}

.brand:hover {
  text-decoration: none;
}

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

.nav-links {
  display: flex;
  gap: 1.75rem;
  list-style: none;
}

.nav-links a {
  color: var(--text-muted);
  font-size: 0.95rem;
  transition: color 0.2s;
}

.nav-links a:hover {
  color: var(--text);
  text-decoration: none;
}

.nav-links a.active {
  color: var(--accent);
}

/* Hamburger (pure CSS, collapses below iPad mini portrait width) */

.nav-toggle,
.nav-toggle-label {
  display: none;
}

@media (max-width: 743px) {
  .nav-toggle-label {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    cursor: pointer;
  }

  .nav-toggle-label span,
  .nav-toggle-label span::before,
  .nav-toggle-label span::after {
    display: block;
    width: 22px;
    height: 2px;
    border-radius: 2px;
    background: var(--text);
    transition: transform 0.2s, opacity 0.2s, top 0.2s;
  }

  .nav-toggle-label span {
    position: relative;
  }

  .nav-toggle-label span::before,
  .nav-toggle-label span::after {
    content: "";
    position: absolute;
    left: 0;
  }

  .nav-toggle-label span::before {
    top: -7px;
  }

  .nav-toggle-label span::after {
    top: 7px;
  }

  .nav-toggle:checked ~ .nav-toggle-label span {
    transform: rotate(45deg);
  }

  .nav-toggle:checked ~ .nav-toggle-label span::before {
    top: 0;
    transform: rotate(90deg);
  }

  .nav-toggle:checked ~ .nav-toggle-label span::after {
    top: 0;
    opacity: 0;
  }

  .site-nav nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    display: none;
    background: rgba(7, 11, 20, 0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
  }

  .nav-toggle:checked ~ nav {
    display: block;
  }

  .nav-links {
    flex-direction: column;
    gap: 0;
    padding: 0.5rem 1.5rem 1rem;
  }

  .nav-links a {
    display: block;
    padding: 0.75rem 0;
    font-size: 1.05rem;
  }
}

/* Hero */

.hero {
  padding: 8rem 0 6rem;
  text-align: center;
}

.hero h1 {
  font-size: clamp(2.25rem, 5.5vw, 4rem);
  max-width: 56rem;
  margin: 0 auto 1.5rem;
  background: linear-gradient(100deg, #f8fafc 30%, var(--accent) 65%, var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero .subhead {
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  color: var(--text-muted);
  max-width: 40rem;
  margin: 0 auto 2.5rem;
}

.kicker {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.25rem;
}

/* Buttons */

.btn {
  display: inline-block;
  padding: 0.8rem 1.75rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 1rem;
  transition: transform 0.15s, box-shadow 0.15s;
}

.btn:hover {
  text-decoration: none;
  transform: translateY(-2px);
}

.btn-primary {
  background: linear-gradient(120deg, #0ea5e9, #6366f1);
  color: #fff;
  box-shadow: 0 0 24px var(--accent-glow);
}

.btn-primary:hover {
  box-shadow: 0 0 36px var(--accent-glow);
}

.btn-ghost {
  border: 1px solid var(--border);
  color: var(--text);
}

.btn-ghost:hover {
  border-color: var(--accent);
}

.hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* Sections */

section {
  padding: 4.5rem 0;
}

.section-title {
  font-size: clamp(1.6rem, 3vw, 2.25rem);
  margin-bottom: 0.75rem;
}

.section-lede {
  color: var(--text-muted);
  max-width: 44rem;
  margin-bottom: 3rem;
}

/* Service cards */

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(18rem, 100%), 1fr));
  gap: 1.25rem;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 1rem;
  padding: 1.75rem;
  transition: border-color 0.2s, transform 0.2s;
}

.card:hover {
  border-color: rgba(125, 211, 252, 0.4);
  transform: translateY(-3px);
}

.card .glyph {
  font-size: 1.6rem;
  margin-bottom: 1rem;
}

.card h3 {
  font-size: 1.15rem;
  margin-bottom: 0.6rem;
}

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

/* About page */

.profile {
  display: grid;
  grid-template-columns: 16rem 1fr;
  gap: 3rem;
  align-items: start;
  padding-top: 6rem;
}

.profile .headshot {
  width: 100%;
  height: auto;
  border-radius: 1rem;
  border: 1px solid var(--border);
  box-shadow: 0 0 48px rgba(99, 102, 241, 0.2);
}

.profile h1 {
  font-size: clamp(1.9rem, 4vw, 2.75rem);
  margin-bottom: 1.25rem;
}

.profile p {
  color: var(--text-muted);
  margin-bottom: 1.25rem;
}

.profile p strong,
.profile p a {
  color: var(--text);
}

.profile p a {
  color: var(--accent);
}

@media (max-width: 44rem) {
  .profile {
    grid-template-columns: 1fr;
  }

  .profile .headshot {
    max-width: 14rem;
  }
}

.cred-list {
  list-style: none;
  margin: 2rem 0;
  display: grid;
  gap: 1rem;
}

.cred-list li {
  padding-left: 1.6rem;
  position: relative;
  color: var(--text-muted);
}

.cred-list li::before {
  content: "✦";
  position: absolute;
  left: 0;
  color: var(--accent);
}

.cred-list li strong {
  color: var(--text);
}

/* Projects page */

.page-head {
  padding-top: 6rem;
}

.page-head h1 {
  font-size: clamp(1.9rem, 4vw, 2.75rem);
  margin-bottom: 1rem;
}

.project-list {
  display: grid;
  gap: 1.5rem;
  max-width: 52rem;
}

.project {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 1rem;
  padding: 2rem;
  transition: border-color 0.2s;
}

.project:hover {
  border-color: rgba(125, 211, 252, 0.4);
}

.project-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 0.9rem;
}

.project h2 {
  font-size: 1.4rem;
}

.project p {
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

.badge {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.3rem 0.8rem;
  border-radius: 999px;
  border: 1px solid;
  white-space: nowrap;
}

.badge-active {
  color: var(--accent);
  border-color: rgba(125, 211, 252, 0.4);
  background: rgba(125, 211, 252, 0.08);
}

.badge-exit {
  color: var(--accent-2);
  border-color: rgba(196, 181, 253, 0.4);
  background: rgba(196, 181, 253, 0.08);
}

.cta-band {
  text-align: center;
  padding-top: 5rem;
}

.cta-band .section-lede {
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 2rem;
}

/* Footer */

footer {
  border-top: 1px solid var(--border);
  padding: 2.5rem 0;
  margin-top: 4rem;
}

footer .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  color: var(--text-muted);
  font-size: 0.9rem;
}

footer nav {
  display: flex;
  gap: 1.5rem;
}

footer a {
  color: var(--text-muted);
}

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

/* Small-screen spacing */

@media (max-width: 743px) {
  .hero {
    padding: 5rem 0 3.5rem;
  }

  section {
    padding: 3rem 0;
  }

  .profile,
  .page-head {
    padding-top: 3.5rem;
  }

  .project {
    padding: 1.5rem;
  }

  .cta-band {
    padding-top: 4rem;
  }

  footer .container {
    flex-direction: column;
    text-align: center;
  }
}