@charset "UTF-8";
@import url("common.css");

/* ===== 内页 Hero（复用 guide 同名类，避免重复定义） ===== */
.page-hero-sm {
  position: relative;
  min-height: 38vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 7rem 1rem 4rem;
  background:
    radial-gradient(circle at 50% 0%, rgba(127, 29, 29, 0.25) 0%, transparent 55%),
    linear-gradient(180deg, #0f0f0f 0%, var(--jx-bg) 100%);
  border-bottom: 1px solid var(--jx-border);
  overflow: hidden;
}

.page-hero-sm h1 {
  font-family: "Ma Shan Zheng", "KaiTi", "STKaiti", cursive;
  font-size: clamp(2rem, 5vw, 3.5rem);
  color: #fff;
  text-shadow: 0 4px 20px rgba(127, 29, 29, 0.5);
}

.page-hero-sm p {
  color: var(--jx-muted);
  margin-top: 0.75rem;
}

/* ===== 兑换码网格 ===== */
.codes-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.code-card {
  position: relative;
  background: linear-gradient(180deg, var(--jx-card-alt) 0%, var(--jx-card) 100%);
  border: 1px solid var(--jx-border);
  border-radius: 1rem;
  padding: 1.75rem;
  text-align: center;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
  overflow: hidden;
}

.code-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--jx-primary), var(--jx-accent), var(--jx-secondary));
}

.code-card:hover {
  transform: translateY(-6px);
  border-color: rgba(251, 191, 36, 0.3);
  box-shadow: 0 14px 45px rgba(127, 29, 29, 0.25);
}

.code-tag {
  display: inline-block;
  padding: 0.3rem 0.9rem;
  border-radius: 9999px;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--jx-accent);
  background: rgba(251, 191, 36, 0.1);
  border: 1px solid rgba(251, 191, 36, 0.3);
  margin-bottom: 1rem;
}

.code-value {
  font-family: "Ma Shan Zheng", "KaiTi", "STKaiti", cursive;
  font-size: clamp(2rem, 5vw, 2.75rem);
  color: #fff;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}

.code-rewards {
  color: var(--jx-muted);
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: 1.5rem;
  min-height: 4.5em;
}

.code-copy-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: 100%;
  padding: 0.8rem 1.25rem;
  border-radius: 0.75rem;
  font-weight: 700;
  color: #1a0f00;
  background: var(--jx-accent);
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
}

.code-copy-btn:hover {
  background: #fcd34d;
  box-shadow: 0 6px 18px rgba(251, 191, 36, 0.35);
}

.code-copy-btn.copied {
  background: var(--jx-secondary);
  color: #fff;
}

/* 复制提示条 */
#copy-toast {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%) translateY(120%);
  background: rgba(20, 20, 20, 0.95);
  color: var(--jx-accent);
  border: 1px solid rgba(251, 191, 36, 0.3);
  padding: 0.85rem 1.5rem;
  border-radius: 9999px;
  font-weight: 600;
  z-index: 100;
  opacity: 0;
  transition: transform 0.35s ease, opacity 0.35s ease;
  pointer-events: none;
}

#copy-toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

/* ===== 响应式 md:768px ===== */
@media (min-width: 768px) {
  .codes-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .codes-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}