/* GrayOrbit shared site footer + feedback modal (LessonToday pattern) */
.go-site-footer {
  position: relative;
  z-index: 40;
  margin-top: 2rem;
  padding: 1.25rem 1rem 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 0.6rem;
  flex-wrap: wrap;
  color: #5b6475;
  font-size: 0.85rem;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  border-top: 1px solid rgba(15,23,42,0.12);
  background: rgba(255,255,255,0.72);
  box-sizing: border-box;
  width: 100%;
}
.go-footer-copy { letter-spacing: 0.02em; color: inherit; }
.go-footer-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}
.go-footer-link {
  background: none;
  border: none;
  color: #0369a1;
  font: inherit;
  font-weight: 650;
  cursor: pointer;
  padding: 0;
  text-decoration: underline;
  text-underline-offset: 3px;
}
.go-footer-link:hover { color: #0f172a; }
.go-modal {
  position: fixed;
  inset: 0;
  z-index: 99980;
  display: grid;
  place-items: center;
  background: rgba(5, 2, 12, 0.72);
  backdrop-filter: blur(6px);
  padding: 1rem;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
}
.go-modal[hidden] { display: none !important; }
.go-modal-card {
  width: min(440px, 100%);
  background: #161622;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 16px;
  padding: 1.35rem 1.4rem 1.5rem;
  box-shadow: 0 20px 50px rgba(0,0,0,0.45);
  color: #f2f4f8;
  box-sizing: border-box;
}
.go-modal-card h2 { margin: 0 0 0.35rem; font-size: 1.25rem; color: #fff; }
.go-muted { color: #9aa3b5; font-size: 0.9rem; }
.go-modal-card label { display: block; margin: 0.75rem 0 0.3rem; font-size: 0.85rem; }
.go-modal-card input,
.go-modal-card textarea {
  width: 100%;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(0,0,0,0.28);
  color: #f2f4f8;
  padding: 0.65rem 0.75rem;
  font: inherit;
  box-sizing: border-box;
}
.go-modal-card textarea { resize: vertical; min-height: 110px; }
.go-modal-actions {
  display: flex;
  gap: 0.5rem;
  margin-top: 1rem;
  flex-wrap: wrap;
}
.go-btn {
  appearance: none;
  border: none;
  border-radius: 999px;
  padding: 0.55rem 1.1rem;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  background: linear-gradient(105deg, #e11d48, #c026d3);
  color: #fff;
}
.go-btn:disabled { opacity: 0.55; cursor: wait; }
.go-btn-ghost {
  background: transparent;
  border: 1px solid rgba(255,255,255,0.18);
  color: #9aa3b5;
}
.go-btn-ghost:hover { color: #fff; border-color: rgba(255,255,255,0.35); }
.go-toasts {
  position: fixed;
  left: 50%;
  bottom: 1.25rem;
  transform: translateX(-50%);
  z-index: 99990;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  pointer-events: none;
  width: min(360px, calc(100% - 2rem));
}
.go-toast {
  background: #1c1c2a;
  border: 1px solid rgba(45, 226, 230, 0.35);
  color: #f2f4f8;
  padding: 0.75rem 1rem;
  border-radius: 14px;
  box-shadow: 0 12px 30px rgba(0,0,0,0.35);
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.25s ease, transform 0.25s ease;
  text-align: center;
  font-weight: 600;
  font-size: 0.92rem;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
}
.go-toast.show { opacity: 1; transform: translateY(0); }