.btn {
  min-width: 92px;
  height: 46px;
  padding: 0 18px;
  border: 0;
  border-radius: var(--border-radius);
  font: 500 14px/1 inherit;
  cursor: pointer;
  transition: background .15s, transform .1s;
  font-weight: bold;
}
.btn:active { transform: scale(.97); }
.btn:focus-visible { outline: 2px solid var(--c3); outline-offset: 2px; }

.btn-solid { background: var(--c3); color: var(--c1); }
.btn-solid:hover { background: #8BBCBF; }

.btn-soft {
  background: rgba(118, 171, 174, .16);
  color: #9CC8CA;
}
.btn-soft:hover { background: rgba(118, 171, 174, .28); }

.btn-nav {
  height: 48px;
  width: 48px;
  min-width: 48px;
  padding: 0 0;
  background: var(--c2);
  color: var(--text-light);
  border: 1px solid var(--border-on-c2);
  cursor: pointer;
  gap: 1px;
  box-shadow: var(--shadow-even);
}

.btn-accent { background: var(--c6); color: var(--c1); }
.btn-ghost { background: transparent; color: var(--c5); }
.btn-ghost:hover { background: var(--c2); color: var(--c4); }

.fab {
  width: 56px; height: 56px;
  border-radius: 50%;
  background: var(--c3);
  color: var(--c1);
  border: 4px solid var(--c1);
}

.btn-delete{
  display: flex;
  color: var(--text-light);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  border: 1px solid var(--c2);
  color: var(--c10);
  background: var(--c1);
  cursor: pointer;
  box-shadow: var(--shadow-even);
}

.btn-delete:hover {
  background-color: var(--background);
}

.btn-delete:active {
  transform: scale(0.9);
  transition: none;
}

.btn-submit {
  display: flex;
  color: var(--text-light);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  border: 1px solid var(--c2);
  background: var(--c1);
  cursor: pointer;
  box-shadow: var(--shadow-even);
}

.quick-add {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  border-radius: 8px;
  border: 0.5px solid var(--c2);
  background: var(--c1);
  cursor: pointer;
  gap: 1px;
  box-shadow: var(--shadow-even);
}

.qa-text {
  font-size: 10px;
  color: var(--color-text-secondary);
}

.qa-amount {
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text-primary);
}

.qa-unit {
  font-size: 8px;
  font-weight: 400;
  color: var(--color-text-secondary);
}

.round-button {
    position: fixed;
      left: 50%;
      transform: translateX(-50%);
    bottom: 70px;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    cursor: pointer;
    z-index: 998; /* Above the half-circle */
    display: flex;
    justify-content: center;
    align-items: center;
  background: var(--c2);
  border: 1px solid var(--border-on-c2);
  box-shadow: var(--shadow-even);
}

.btn-delete-table {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  min-width: 32px;
  height: 32px;
  border: 0px solid var(--c2);
  border-radius: 8px;
  box-shadow: var(--shadow-even);
  background-color: var(--background);
  color: var(--c10);
  font-size: 16px;
  line-height: 1;
  cursor: pointer;
  transition: background-color 0.15s ease, transform 0.1s ease;
  padding: 0;
 }

 .btn-back {
  position: fixed;
  left: 80%;
  transform: translateX(20%);
  bottom: 86px;
  width: 48px;
  min-width: 48px;
  height: 48px;
  border-radius: var(--border-radius);
  z-index: 999;
  color: var(--text-light);
  background: var(--c2);
  border: 1px solid var(--border-on-c2);
  box-shadow: var(--shadow-even);
  font-weight: bold;
 }