/* ========================================
   Layout — Nav, footer, main container,
   responsive breakpoints
   ======================================== */

/* ---- Nav Bar ---- */
nav {
  background: var(--bg-card);
  border-bottom: 2px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 24px;
  height: 52px;
  position: sticky;
  top: 0;
  z-index: 100;
}
.nav-brand {
  position: absolute;
  left: 24px;
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}
.nav-brand-icon { font-size: 20px; }
.nav-brand-text {
  font-family: var(--font-pixel);
  font-size: 10px;
  color: #ff4d6a;
  text-shadow: 0 0 8px rgba(255, 77, 106, 0.4), 2px 2px 0 rgba(139, 0, 0, 0.6);
  letter-spacing: 2px;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  padding: 8px 14px;
  border-radius: 4px;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  transition: background 0.15s, color 0.15s;
}
.nav-links a:hover { background: var(--bg-card-hover); color: var(--text-primary); }
.nav-links a.active { background: var(--border-color); color: var(--text-primary); }
.nav-user {
  position: absolute;
  right: 24px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.team-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--border-color);
  padding: 6px 12px;
  border-radius: 4px;
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: 1px;
}
.team-badge .dot {
  width: 8px; height: 8px;
  border-radius: 50%;
}
.btn-logout {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  padding: 6px 12px;
  border-radius: 4px;
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 1px;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.15s;
}
.btn-logout:hover { border-color: #b91c1c; color: #ff6666; }

/* ---- Main Content ---- */
main {
  max-width: 760px;
  margin: 0 auto;
  padding: 24px 16px 64px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* ---- Page Shell ---- */
#app-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
#app-shell > main { flex: 1; }

/* ---- Footer ---- */
.site-footer {
  text-align: center;
  padding: 16px;
  color: var(--text-dim);
  font-size: 12px;
  border-top: 1px solid var(--border-color);
}

/* ---- Responsive ---- */
@media (max-width: 700px) {
  main { padding: 16px 12px 48px; }
  nav { padding: 0 12px; }
  .nav-brand { left: 12px; }
  .nav-user { right: 12px; }
  .nav-links a { padding: 8px 10px; font-size: 11px; letter-spacing: 1px; }
  .nav-brand-text { font-size: 8px; }
}
@media (max-width: 480px) {
  .nav-links { display: none; }
  .team-badge { font-size: 11px; padding: 4px 8px; }
}