/* ==========================================================================
   Energvia — components.css
   Hero / 分类卡 / 产品卡 / 信任模块 / 品牌故事 / 评价 / 滚动动画
   ========================================================================== */

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh; /* 移动端安全视口高度，避免地址栏遮挡 */
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: 74px; /* 让开固定头部 */
  background:
    radial-gradient(120% 80% at 70% 20%, rgba(201,169,106,0.10) 0%, rgba(10,10,10,0) 55%),
    radial-gradient(90% 90% at 20% 90%, rgba(62,95,74,0.14) 0%, rgba(10,10,10,0) 55%),
    var(--color-black);
}
/* 星尘/宇宙点缀 */
.hero::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    radial-gradient(1px 1px at 20% 30%, rgba(245,242,236,0.5), transparent),
    radial-gradient(1px 1px at 60% 70%, rgba(245,242,236,0.4), transparent),
    radial-gradient(1px 1px at 80% 20%, rgba(245,242,236,0.35), transparent),
    radial-gradient(1.5px 1.5px at 40% 80%, rgba(201,169,106,0.5), transparent);
  background-repeat: no-repeat;
  opacity: 0.7;
  pointer-events: none;
}
.hero__inner {
  position: relative; z-index: 2;
  display: grid; grid-template-columns: 1.1fr 0.9fr;
  align-items: center; gap: var(--space-lg);
  width: 100%;
}
.hero__content { max-width: 620px; }
.hero__title { font-size: var(--fs-hero); margin: var(--space-sm) 0; }
.hero__subtitle { font-size: 1.15rem; margin-bottom: var(--space-md); max-width: 46ch; }
.hero__actions { display: flex; gap: var(--space-sm); flex-wrap: wrap; }
.hero__visual { position: relative; display: flex; justify-content: center; align-items: center; }
.hero__product {
  position: relative; z-index: 2;
  border-radius: var(--radius-lg);
  aspect-ratio: 1;
  object-fit: cover;
  box-shadow: 0 30px 80px rgba(0,0,0,0.6);
}
/* 产品后的金色光晕 */
.hero__glow {
  position: absolute; inset: -20%;
  background: var(--glow-gold);
  z-index: 1;
  animation: pulseGlow 6s var(--ease) infinite;
}
@keyframes pulseGlow {
  0%,100% { transform: scale(1); opacity: 0.8; }
  50%     { transform: scale(1.12); opacity: 1; }
}
.hero__scroll {
  position: absolute; bottom: var(--space-md); left: 50%; transform: translateX(-50%);
  font-size: var(--fs-eyebrow); letter-spacing: 0.24em; text-transform: uppercase;
  color: var(--color-muted); z-index: 2;
}

/* ---------- 分类卡（双能量体系） ---------- */
.category-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-md); }
.category-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  min-height: 460px;
  display: flex;
  align-items: flex-end;
  padding: var(--space-lg);
  border: 1px solid var(--color-border);
  isolation: isolate;
}
.category-card__bg {
  position: absolute; inset: 0; z-index: -2;
  object-fit: cover; width: 100%; height: 100%;
  transition: transform 0.8s var(--ease);
}
.category-card::after {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(180deg, rgba(10,10,10,0.15) 0%, rgba(10,10,10,0.85) 100%);
}
.category-card:hover .category-card__bg { transform: scale(1.06); }
.category-card--protection { background: radial-gradient(circle at 50% 30%, #1a1a1a, #0a0a0a); }
.category-card--healing::after {
  background: linear-gradient(180deg, rgba(10,10,10,0.1) 0%, rgba(20,35,26,0.88) 100%);
}
.category-card__label { position: relative; }
.category-card__label .eyebrow { display:block; margin-bottom: 0.5em; }
.category-card__label h3 { font-size: var(--fs-h2); margin-bottom: 0.4em; }
.category-card__keywords { display:flex; gap: 0.6em; flex-wrap: wrap; margin-bottom: var(--space-sm); }
.category-card__keywords span {
  font-size: var(--fs-small); color: var(--color-cream);
  border: 1px solid rgba(245,242,236,0.25); padding: 0.25em 0.9em; border-radius: 999px;
}
.category-card__link {
  font-size: var(--fs-small); letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--color-gold); display: inline-flex; align-items: center; gap: 0.4em;
}
.category-card__link:hover { gap: 0.8em; }

/* ---------- 产品卡 ---------- */
.product-card {
  background: var(--color-graphite);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.product-card:hover { transform: translateY(-6px); border-color: rgba(201,169,106,0.5); }
.product-card__media { position: relative; aspect-ratio: 1; overflow: hidden; }
.product-card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.8s var(--ease); }
.product-card:hover .product-card__media img { transform: scale(1.05); }
.product-card__tag {
  position: absolute; top: var(--space-sm); left: var(--space-sm);
  font-size: var(--fs-eyebrow); letter-spacing: 0.12em; text-transform: uppercase;
  background: rgba(10,10,10,0.7); color: var(--color-gold);
  padding: 0.35em 0.9em; border-radius: 999px; backdrop-filter: blur(6px);
}
.product-card__body { padding: var(--space-md); }
.product-card__title { font-size: var(--fs-h3); margin-bottom: 0.3em; }
.product-card__desc { font-size: var(--fs-small); margin-bottom: var(--space-sm); }
.product-card__foot { display: flex; align-items: center; justify-content: space-between; }
.product-card__price { font-family: var(--font-serif); font-size: 1.4rem; color: var(--color-cream); }
.product-card__price s { color: var(--color-muted); font-size: 1rem; margin-right: 0.4em; }

/* ---------- 信任模块 What is Energy Jewelry ---------- */
.trust__intro { max-width: 720px; margin-inline:auto; text-align:center; font-size: 1.1rem; }
.trust-grid { display:grid; grid-template-columns: repeat(3,1fr); gap: var(--space-md); margin-top: var(--space-lg); }
.trust-item { text-align:center; padding: var(--space-md); }
.trust-item__icon {
  width: 56px; height: 56px; margin: 0 auto var(--space-sm);
  border-radius: 50%; display:grid; place-items:center;
  border: 1px solid var(--color-gold); color: var(--color-gold); font-size: 1.4rem;
}
.trust-item h3 { font-size: var(--fs-h3); margin-bottom: 0.4em; }
.trust-item p { font-size: var(--fs-small); }

/* ---------- 品牌故事 ---------- */
.story { position: relative; overflow: hidden; }
.story__glow { position:absolute; inset: 0; background: var(--glow-green); z-index:0; pointer-events:none; }
.story__inner { position: relative; z-index: 1; }
.story blockquote { font-family: var(--font-serif); font-size: clamp(1.5rem, 3vw, 2.2rem); line-height: 1.4; color: var(--color-cream); max-width: 20ch; }
.story p { margin-top: var(--space-md); }

/* ---------- 评价 / Social Proof ---------- */
.reviews-grid { display:grid; grid-template-columns: repeat(3,1fr); gap: var(--space-md); }
.review-card {
  background: var(--color-graphite);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
}
.review-card__stars { color: var(--color-gold); letter-spacing: 0.15em; margin-bottom: var(--space-sm); }
.review-card__text { color: var(--color-cream); font-size: var(--fs-small); margin-bottom: var(--space-md); }
.review-card__author { font-size: var(--fs-small); color: var(--color-muted); }
.review-card__author strong { color: var(--color-cream); display:block; }
/* TikTok 嵌入占位 */
.tiktok-embeds { display:grid; grid-template-columns: repeat(4,1fr); gap: var(--space-sm); margin-top: var(--space-lg); }
.tiktok-slot {
  aspect-ratio: 9/16; border-radius: var(--radius-lg);
  border: 1px dashed var(--color-border); background: var(--color-charcoal);
  display:grid; place-items:center; color: var(--color-muted); font-size: var(--fs-small);
  text-align:center; padding: var(--space-sm);
}

/* ---------- 滚动进场动画 ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.8s var(--ease), transform 0.8s var(--ease); }
.reveal.is-visible { opacity: 1; transform: none; }

/* ---------- 响应式 ---------- */
@media (max-width: 900px) {
  .hero { min-height: auto; padding-block: calc(74px + var(--space-lg)) var(--space-xl); }
  .hero__inner { grid-template-columns: 1fr; text-align: center; }
  .hero__content { margin-inline: auto; }
  .hero__actions { justify-content: center; }
  .hero__visual { order: -1; max-width: 320px; margin-inline: auto; margin-bottom: var(--space-md); }
  .hero__scroll { display: none; } /* 移动端非全屏，隐藏滚动提示避免与内容重叠 */
  .trust-grid, .reviews-grid { grid-template-columns: 1fr; }
  .tiktok-embeds { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
  .category-grid { grid-template-columns: 1fr; }
  .category-card { min-height: 380px; }
}
@media (max-width: 420px) {
  .hero__actions { flex-direction: column; }
  .hero__actions .btn { width: 100%; }
  .tiktok-embeds { grid-template-columns: 1fr 1fr; gap: var(--space-xs); }
}