/* Teacher inner page back button — scoped class only */
.tch-inner-back{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:40px;padding:0 14px;border-radius:999px;border:1px solid rgba(15,123,95,.18);background:#fff;color:#0F7B5F;font-weight:950;text-decoration:none;box-shadow:0 8px 20px rgba(15,123,95,.08);margin:8px}
html.dark .tch-inner-back{background:#0E1F1A;color:#86efac;border-color:rgba(255,255,255,.10)}