/* Shared shell: main app nav + footer (matches index.php look) */
:root {
  --obsidian: #090a0d;
  --void: #0d0e12;
  --surface: #12141a;
  --rim: #1e2129;
  --muted: #2a2d38;
  --subtle: #3a3e4d;
  --text-dim: #6b7190;
  --text-mid: #9ea3b8;
  --text-body: #c8ccdc;
  --text-head: #eef0f5;
  --text-bright: #f8f9fc;
  --gold: #c9a84c;
  --gold-light: #e2c47a;
  --gold-dim: #7a6130;
}

html { scroll-behavior: smooth; }

body.app-shell-page {
  margin: 0;
  background: var(--obsidian);
  color: var(--text-body);
  font-family: 'Outfit', system-ui, sans-serif;
  font-weight: 300;
  font-size: 17px;
  line-height: 1.65;
  padding-top: 70px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

body.app-shell-page::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 0;
  opacity: 0.4;
}

.app-shell-grid {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(74,108,247,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(74,108,247,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  z-index: 0;
}

.app-shell-main {
  position: relative;
  z-index: 1;
  flex: 1 0 auto;
}

.app-shell-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 0 60px;
  height: 70px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  background: rgba(9,10,13,0.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.app-shell-nav .nav-logo { display: flex; align-items: center; gap: 14px; text-decoration: none; color: inherit; }
.app-shell-nav .logo-mark { width: 40px; height: 40px; flex-shrink: 0; }
.app-shell-nav .logo-mark svg { width: 100%; height: 100%; display: block; }
.app-shell-nav .logo-mark .logo-cube { transform-origin: 16px 16px; animation: wf-logo-rotate 12s linear infinite; }
.app-shell-nav .logo-mark .logo-cube-edge { stroke-dasharray: 24; stroke-dashoffset: 24; animation: wf-logo-draw 1.8s ease-out forwards; }
.app-shell-nav .logo-mark .logo-cube-edge.d2 { animation-delay: 0.15s; }
.app-shell-nav .logo-mark .logo-cube-edge.d3 { animation-delay: 0.3s; }
.app-shell-nav .logo-mark .logo-cube-edge.d4 { animation-delay: 0.45s; }
.app-shell-nav .logo-mark .logo-cube-edge.d5 { animation-delay: 0.6s; }
.app-shell-nav .logo-mark .logo-cube-edge.d6 { animation-delay: 0.75s; }
.app-shell-nav .logo-mark .logo-cube-edge.d7 { animation-delay: 0.9s; }
.app-shell-nav .logo-mark .logo-cube-edge.d8 { animation-delay: 1.05s; }
.app-shell-nav .logo-mark .logo-cube-edge.d9 { animation-delay: 1.2s; }
.app-shell-nav .logo-mark .logo-cube-edge.d10 { animation-delay: 1.35s; }
.app-shell-nav .logo-mark .logo-cube-edge.d11 { animation-delay: 1.5s; }
.app-shell-nav .logo-mark .logo-cube-edge.d12 { animation-delay: 1.65s; }
@keyframes wf-logo-rotate { 0% { transform: rotate(0deg); } 100% { transform: rotate(360deg); } }
@keyframes wf-logo-draw { to { stroke-dashoffset: 0; } }

.app-shell-nav .logo-text-wrap { display: flex; flex-direction: column; align-items: flex-start; gap: 0; line-height: 1; }
.app-shell-nav .logo-text-3d {
  font-family: 'Orbitron', sans-serif;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--text-bright);
  text-shadow: 0 0 20px rgba(74,108,247,0.5), 0 0 40px rgba(74,108,247,0.2);
}
.app-shell-nav .logo-text-wire {
  font-family: 'Orbitron', sans-serif;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.35em;
  color: var(--gold);
  text-transform: uppercase;
  margin-top: 2px;
}

.app-shell-nav .nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.app-shell-nav .nav-links li { list-style: none; }
.app-shell-nav .nav-links a {
  font-family: 'DM Mono', ui-monospace, monospace;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-mid);
  text-decoration: none;
  transition: color 0.2s;
}
.app-shell-nav .nav-links a:hover { color: var(--text-bright); }
.app-shell-nav .nav-links a.app-shell-nav-active {
  color: var(--gold-light);
  box-shadow: 0 1px 0 0 var(--gold-dim);
}

.app-shell-nav .app-shell-logout {
  font-family: 'DM Mono', ui-monospace, monospace;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-mid);
  background: transparent;
  border: 1px solid var(--rim);
  border-radius: 4px;
  padding: 8px 14px;
  cursor: pointer;
  transition: color 0.2s, border-color 0.2s;
}
.app-shell-nav .app-shell-logout:hover {
  color: var(--text-bright);
  border-color: var(--subtle);
}

.app-shell-nav .nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--rim);
  border-radius: 4px;
  background: var(--void);
  color: var(--text-mid);
  cursor: pointer;
  padding: 0;
  flex-shrink: 0;
}
.app-shell-nav .nav-toggle:hover { color: var(--text-bright); border-color: var(--subtle); }

.app-shell-nav .nav-actions { display: flex; align-items: center; gap: 12px; }

.app-shell-footer {
  position: relative;
  z-index: 1;
  padding: 48px 60px;
  border-top: 1px solid var(--rim);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
  margin-top: auto;
  flex-shrink: 0;
}
.app-shell-footer .footer-logo-block { display: flex; align-items: center; gap: 12px; margin-bottom: 4px; }
.app-shell-footer .footer-logo-block .logo-mark { width: 32px; height: 32px; }
.app-shell-footer .logo-text-wrap { display: flex; flex-direction: column; line-height: 1; }
.app-shell-footer .logo-text-3d {
  font-family: 'Orbitron', sans-serif;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--text-bright);
}
.app-shell-footer .logo-text-wire {
  font-family: 'Orbitron', sans-serif;
  font-size: 9px;
  font-weight: 500;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--gold);
  margin-top: 2px;
}
.app-shell-footer .footer-made {
  font-family: 'DM Mono', monospace;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--text-mid);
  margin-top: 8px;
}
.app-shell-footer .footer-made a { color: var(--text-mid); text-decoration: none; transition: color 0.2s; }
.app-shell-footer .footer-made a:hover { color: var(--text-bright); }
.app-shell-footer .footer-made a.footer-powered { color: var(--gold); }
.app-shell-footer .footer-made a.footer-powered:hover { color: var(--gold-light); }
.app-shell-footer .footer-links { display: flex; gap: 40px; list-style: none; flex-wrap: wrap; margin: 0; padding: 0; }
.app-shell-footer .footer-links a {
  font-family: 'DM Mono', monospace;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-mid);
  text-decoration: none;
  transition: color 0.2s;
}
.app-shell-footer .footer-links a:hover { color: var(--text-bright); }
.app-shell-footer .footer-copy {
  font-family: 'DM Mono', monospace;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--text-mid);
}
.app-shell-footer .generations-counter-inline { color: var(--gold); }

@media (min-width: 601px) and (max-width: 1024px) {
  .app-shell-nav { padding: 0 32px; }
  .app-shell-nav .nav-links { gap: 18px; flex-wrap: wrap; justify-content: flex-end; }
  .wrap { padding-left: 28px; padding-right: 28px; }
  .app-shell-footer { padding-left: 32px; padding-right: 32px; }
}

@media (max-width: 900px) {
  .app-shell-nav { padding: 0 24px; height: 60px; }
  body.app-shell-page { padding-top: 60px; }
  .app-shell-nav .nav-toggle { display: inline-flex; }
  .app-shell-nav .nav-links {
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 12px 24px 20px;
    background: rgba(9,10,13,0.97);
    border-bottom: 1px solid var(--rim);
    display: none;
    z-index: 99;
  }
  .app-shell-nav.nav-open .nav-links { display: flex; }
  .app-shell-nav .nav-links li { list-style: none; }
  .app-shell-nav .nav-links a { padding: 14px 0; border-bottom: 1px solid var(--rim); }
  .app-shell-nav .nav-links .app-shell-logout {
    width: 100%;
    text-align: left;
    margin-top: 4px;
    padding: 14px 0;
    border: none;
    border-bottom: 1px solid var(--rim);
    border-radius: 0;
  }
  .app-shell-footer { flex-direction: column; text-align: center; padding: 32px 24px; }
}

@media (min-width: 901px) {
  .app-shell-nav .nav-toggle { display: none !important; }
}