.campaign-code-help,
.campaign-code-error {
  display: block;
  margin-top: 6px;
  font-size: 0.86rem;
  line-height: 1.5;
}

.campaign-code-help { color: #667085; }
.campaign-code-error { color: #b42318; font-weight: 700; }
.campaign-code-error.hidden { display: none; }

body.campaign-popup-open { overflow: hidden; }

.campaign-popup-overlay {
  position: fixed;
  z-index: 100;
  inset: 0;
  display: grid;
  place-items: center;
  padding: max(16px, env(safe-area-inset-top)) max(16px, env(safe-area-inset-right)) max(16px, env(safe-area-inset-bottom)) max(16px, env(safe-area-inset-left));
  background: rgba(15, 42, 77, 0.68);
}

.campaign-popup-overlay[hidden] { display: none; }

.campaign-popup-panel {
  position: relative;
  width: min(560px, 100%);
  max-height: calc(100dvh - 32px);
  overflow-y: auto;
  padding: 34px clamp(20px, 5vw, 42px) 30px;
  border-radius: 22px;
  background: #fff;
  box-shadow: 0 24px 70px rgba(15, 42, 77, 0.34);
  text-align: center;
}

.campaign-popup-close {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: 50%;
  background: #f2f4f7;
  color: #111318;
  font-size: 1.8rem;
  line-height: 1;
}

.campaign-popup-eyebrow { margin: 0 46px 5px; color: #df1741; font-weight: 800; }
.campaign-popup-title { margin: 0; color: #0f2a4d; font-size: clamp(1.55rem, 5vw, 2.1rem); line-height: 1.3; }
.campaign-popup-description { margin: 12px 0; }
.campaign-popup-targets { margin: 18px 0; padding: 14px; border-radius: 14px; background: #fff7e8; text-align: left; }
.campaign-popup-targets ul { margin: 6px 0 0; padding-left: 1.4em; }
.campaign-popup-bonus { margin: 18px 0; }
.campaign-popup-bonus strong { display: block; color: #df1741; font-size: clamp(2rem, 8vw, 3rem); line-height: 1.2; }
.campaign-popup-code { display: grid; grid-template-columns: 1fr auto; gap: 8px; align-items: end; text-align: left; }
.campaign-popup-code-label { grid-column: 1 / -1; font-weight: 700; }
.campaign-popup-code-value { min-width: 0; height: 48px; border: 2px solid #0f2a4d; border-radius: 10px; padding: 0 12px; background: #fff; font-weight: 800; letter-spacing: 0.08em; }
.campaign-popup-copy,
.campaign-popup-apply { min-height: 48px; border: 0; border-radius: 10px; padding: 11px 16px; background: #ff5a1f; color: #fff; font-weight: 800; }
.campaign-popup-period { margin: 16px 0 5px; font-size: 0.9rem; }
.campaign-popup-note { margin: 8px 0 20px; font-size: 0.9rem; }
.campaign-popup-apply { display: inline-flex; align-items: center; justify-content: center; text-decoration: none; }

@media (max-width: 520px) {
  .campaign-popup-panel { padding: 30px 18px 22px; border-radius: 18px; }
  .campaign-popup-code { grid-template-columns: 1fr; }
  .campaign-popup-copy { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  .campaign-popup-panel { scroll-behavior: auto; }
}