/* ============================================
   The Local Lab – Shared Styles
   Dark theme, violet + emerald palette
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;500;600;700;800&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;1,9..40,300&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  --bg:        #0F0F11;
  --bg2:       #16161A;
  --bg3:       #1E1E24;
  --border:    rgba(255,255,255,0.07);
  --border2:   rgba(255,255,255,0.12);
  --violet:    #7C3AED;
  --violet-lt: #9F67FF;
  --emerald:   #10B981;
  --emerald-lt:#34D399;
  --text:      #F0EEF6;
  --text-muted:#8B89A0;
  --text-dim:  #5A5875;
  --font-head: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Aliases matching index.html legacy variable names */
  --surface:   var(--bg2);
  --surface2:  var(--bg3);
  --muted:     var(--text-muted);
  --faint:     var(--border2);
  --white:     #FFFFFF;
  --violet-dim:#3D1A78;
  --emerald-dim:#064E3B;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

/* ── Nav ── */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(15,15,17,0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  padding: 0 48px;
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
  color: var(--text);
}

.nav-logo span { color: var(--violet-lt); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
  list-style: none;
}

.nav-links a {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.875rem;
  color: var(--text-muted);
  letter-spacing: 0.02em;
  transition: color 0.2s;
}

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

.nav-cta {
  background: var(--violet) !important;
  color: var(--text) !important;
  padding: 0.4rem 1rem !important;
  border-radius: 8px;
  font-weight: 600 !important;
  transition: background 0.2s !important;
}
.nav-cta:hover { background: var(--violet-lt) !important; }

/* ── Page wrapper ── */
.page-wrap {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* ── Section headings ── */
.section-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--emerald);
  margin-bottom: 0.75rem;
}

.section-title {
  font-family: var(--font-head);
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
  color: var(--text);
}

.section-title em {
  font-style: normal;
  color: var(--violet-lt);
}

/* ── Cards ── */
.card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  transition: border-color 0.2s, transform 0.2s;
}

.card:hover {
  border-color: var(--border2);
  transform: translateY(-2px);
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 1.4rem;
  border-radius: 10px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.2s;
}

.btn-primary {
  background: var(--violet);
  color: #fff;
}
.btn-primary:hover { background: var(--violet-lt); }

.btn-emerald {
  background: var(--emerald);
  color: #fff;
}
.btn-emerald:hover { background: var(--emerald-lt); }

.btn-outline {
  background: transparent;
  border: 1px solid var(--border2);
  color: var(--text-muted);
}
.btn-outline:hover { border-color: var(--violet); color: var(--violet-lt); }

/* ── Badge ── */
.badge {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.badge-violet  { background: rgba(124,58,237,0.18); color: var(--violet-lt); }
.badge-emerald { background: rgba(16,185,129,0.15); color: var(--emerald-lt); }
.badge-dim     { background: var(--bg3); color: var(--text-muted); }

/* ── Footer ── */
footer {
  border-top: 1px solid var(--border);
  padding: 60px 0 40px;
  margin-top: 6rem;
}

.footer-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand p {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-top: 12px;
  max-width: 260px;
}

/* Legacy text-only logo fallback */
.footer-brand .logo {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--text);
  margin-bottom: 0.75rem;
}

.footer-col-title {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.82rem;
  color: var(--text);
  letter-spacing: 0.04em;
  margin-bottom: 16px;
  text-transform: uppercase;
}

.footer-links { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-links a {
  font-size: 0.82rem;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s;
}
.footer-links a:hover { color: var(--text); }

.footer-col h4 {
  font-family: var(--font-head);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 1rem;
}

.footer-col ul { list-style: none; }
.footer-col li + li { margin-top: 0.5rem; }
.footer-col a {
  font-size: 0.88rem;
  color: var(--text-muted);
  transition: color 0.2s;
}
.footer-col a:hover { color: var(--text); }

.footer-bottom {
  padding-top: 32px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.footer-copy {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.footer-socials {
  display: flex;
  gap: 12px;
}

.social-btn {
  width: 34px; height: 34px;
  border: 1px solid var(--border);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  color: var(--text-muted);
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
  text-decoration: none;
}
.social-btn:hover { border-color: var(--violet); color: var(--text); background: rgba(124,58,237,0.08); }

/* ── Utility ── */
.text-muted  { color: var(--text-muted); }
.text-violet { color: var(--violet-lt); }
.text-emerald{ color: var(--emerald); }
.font-mono   { font-family: var(--font-mono); }

/* ── Hamburger Button ── */
.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 8px;
  cursor: pointer;
  padding: 0;
  transition: border-color 0.2s;
  flex-shrink: 0;
}
.nav-hamburger:hover { border-color: var(--border2); }

.nav-hamburger span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--text-muted);
  border-radius: 2px;
  transition: transform 0.25s, opacity 0.25s, background 0.2s;
  transform-origin: center;
}
.nav-hamburger:hover span { background: var(--text); }

/* Animated X state when open */
.nav-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── Mobile Drawer ── */
.nav-drawer {
  display: none;
  position: fixed;
  top: 68px;
  left: 0;
  right: 0;
  z-index: 99;
  background: rgba(15,15,17,0.97);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  padding: 1.25rem 1.5rem 1.5rem;
  flex-direction: column;
  gap: 0;
  transform: translateY(-8px);
  opacity: 0;
  transition: transform 0.2s ease, opacity 0.2s ease;
  pointer-events: none;
}
.nav-drawer.open {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.nav-drawer a {
  display: block;
  padding: 0.85rem 0;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
  transition: color 0.2s;
  text-decoration: none;
}
.nav-drawer a:last-child { border-bottom: none; }
.nav-drawer a:hover,
.nav-drawer a.active { color: var(--text); }

.nav-drawer .drawer-cta {
  display: block;
  margin-top: 1rem;
  padding: 0.7rem 1.25rem;
  background: var(--violet);
  color: #fff !important;
  border-radius: 10px;
  font-weight: 600;
  text-align: center;
  transition: background 0.2s;
  border-bottom: none !important;
}
.nav-drawer .drawer-cta:hover { background: var(--violet-lt); }

/* ── Responsive ── */
@media (max-width: 768px) {
  nav { padding: 0 1rem; }
  .nav-links { display: none; }
  .nav-hamburger { display: flex; }
  .nav-drawer { display: flex; }
  .page-wrap { padding: 0 1rem; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .footer-bottom { flex-direction: column; gap: 0.5rem; text-align: center; }
}

/* ── Animations ── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

.fade-up { animation: fadeUp 0.55s ease both; }
.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }