:root {
  --c-btn-primary: #2235DF;
  --c-btn-primary-hover: #1b2bb2;
  --c-btn-primary-active: #16248f;
  --c-btn-disabled: #e0e7ff;

  --c-btn-text: #ffffff;
}

/* ========== BASE BUTTON ========== */
.c-btn-primary,
.c-btn-secondary {
  border-radius: 8px;
  font-weight: 600;
  padding: 8px 18px;
  font-size: 14px;
  line-height: 1.4;
  transition: background 0.2s, box-shadow 0.2s, border-color 0.2s, color 0.2s;
}

/* ---------- SIZES ---------- */
.c-btn-sm {
  padding: 4px 12px;
  font-size: 12px;
  border-radius: 6px;
}

.c-btn-lg {
  padding: 12px 26px;
  font-size: 16px;
  border-radius: 10px;
}

/* ========== PRIMARY BUTTON ========== */
.c-btn-primary {
  background: var(--c-btn-primary);
  border: 1px solid var(--c-btn-primary);
  color: var(--c-btn-text);
}

.c-btn-primary:hover {
  background: var(--c-btn-primary-hover);
  border-color: var(--c-btn-primary-hover);
}

.c-btn-primary:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(34, 53, 223, 0.4);
}

.c-btn-primary:focus:hover {
  background: var(--c-btn-primary-active);
  border-color: var(--c-btn-primary-active);
  box-shadow: 0 0 0 3px rgba(34, 53, 223, 0.5);
}

.c-btn-primary:disabled {
  background: var(--c-btn-disabled);
  border-color: var(--c-btn-disabled);
  color: #9ca3af;
  cursor: not-allowed;
}

/* ========== SECONDARY (GHOST) BUTTON ========== */
.c-btn-secondary {
  background: transparent;
  border: 1px solid var(--c-btn-primary);
  color: var(--c-btn-primary);
}

.c-btn-secondary:hover {
  background: rgba(34, 53, 223, 0.05);
  border-color: var(--c-btn-primary-hover);
  color: var(--c-btn-primary-hover);
}

.c-btn-secondary:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(34, 53, 223, 0.4);
}

.c-btn-secondary:focus:hover {
  background: rgba(34, 53, 223, 0.08);
  border-color: var(--c-btn-primary-active);
  color: var(--c-btn-primary-active);
  box-shadow: 0 0 0 3px rgba(34, 53, 223, 0.5);
}

.c-btn-secondary:disabled {
  border-color: var(--c-btn-disabled);
  color: #9ca3af;
  background: transparent;
  cursor: not-allowed;
}


/* ========== BASE SWITCH ========== */
.c-switch-wrap {
  margin-top: 12px;
  display: flex;
  align-items: center;
  font-size: 14px;
  color: #334155;
}

/* base switch */
.c-switch {
  display: inline-flex;
  align-items: center;
  cursor: pointer;
  gap: 8px;
  user-select: none;
}

/* hide default checkbox */
.c-switch input {
  display: none;
}

/* slider track */
.c-slider {
  position: relative;
  width: 40px;
  height: 20px;
  background: #cbd5e1;
  border-radius: 999px;
  transition: background 0.3s;
}

/* slider knob */
.c-slider::before {
  content: "";
  position: absolute;
  top: 2px;
  left: 2px;
  width: 16px;
  height: 16px;
  background: #fff;
  border-radius: 50%;
  transition: transform 0.3s;
  box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}

/* checked state */
.c-switch input:checked + .c-slider {
  background: var(--c-btn-primary);
}

.c-switch input:checked + .c-slider::before {
  transform: translateX(20px);
}

/* label text */
.c-switch-label {
  font-size: 14px;
}