:root{
  --text:#eaf2ff; --muted:#a9bfd6; --card:rgba(255,255,255,.08);
  --bg:#0a0d14;   /* 比之前更亮一点 */
  --radius:18px;
}
*{box-sizing:border-box}
html,body{height:100%;margin:0;background:var(--bg);color:var(--text);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,'PingFang SC','Microsoft YaHei',sans-serif}

/* 五颜六色炫彩渐变（缓慢旋转） */
.bg.rainbow{
  position:fixed; inset:0; z-index:-4;
  background:conic-gradient(from 0deg,#ff6ec7,#00ffd5,#ffec00,#8a2be2,#00c3ff,#ff6ec7);
  animation:spin 28s linear infinite; opacity:.38; filter:saturate(115%);
}
@keyframes spin{from{transform:rotate(0)}to{transform:rotate(360deg)}}

/* 币种水印直接融入背景（不要再用 <div class="coins">...） */
.bg.rainbow::after{
  content:"";
  position:absolute; inset:0;
  pointer-events:none;
  /* 三个币图作为多重背景图（ETH / USDT / USDC） */
  background-image: url('/assets/eth.svg'), url('/assets/usdt.svg'), url('/assets/usdc.svg');
  background-repeat: no-repeat, no-repeat, no-repeat;
  /* 放在边角，不遮挡内容区 */
  background-position: 10% 12%, 88% 18%, 14% 86%;
  /* 缩小尺寸，随屏幕自适应（约 56~100px） */
  background-size: clamp(56px,5.4vw,100px), clamp(54px,5.2vw,96px), clamp(56px,5.4vw,98px);
  /* 低透明度，轻微发光，完全融合背景 */
  opacity:.07;
  filter: drop-shadow(0 6px 14px rgba(0,0,0,.18));
  mix-blend-mode: lighten;
  z-index:-1;
}

/* 下雪层（仍在背景上方） */
#snow{position:fixed; inset:0; pointer-events:none; z-index:-2}

/* 跟随鼠标的发光（effects.js 会控制位置） */
.cursor-glow{
  position:fixed; width:220px; height:220px; border-radius:50%;
  background:radial-gradient(closest-side,rgba(255,255,255,.18),rgba(255,255,255,0));
  pointer-events:none; mix-blend-mode:screen; z-index:-1; transform:translate(-50%,-50%);
}

/* 布局 */
.container{width:min(1200px,92%); margin:0 auto}
.header{display:flex;align-items:center;justify-content:space-between;padding:24px 0}
h1{font-size:clamp(22px,2.6vw,34px); text-shadow:0 4px 16px rgba(0,0,0,.25)}
.search{display:flex;gap:10px}
.search input{
  width:clamp(200px,28vw,420px); padding:12px 14px; border:1px solid rgba(255,255,255,.16);
  background:rgba(0,0,0,.20); color:var(--text); border-radius:var(--radius); outline:none; backdrop-filter:blur(6px)
}
.search button{
  padding:12px 16px;border:0;border-radius:var(--radius);
  background:linear-gradient(135deg,#00ffd5,#8a2be2);color:#001015;font-weight:700;cursor:pointer;
  box-shadow:0 10px 30px rgba(0,0,0,.35)
}
.filters{display:flex;gap:12px;margin-bottom:16px}
.filters select{
  padding:10px 12px;border:1px solid rgba(255,255,255,.12);
  background:rgba(0,0,0,.18);color:var(--text);border-radius:var(--radius); backdrop-filter:blur(4px)
}

/* 卡片 */
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:18px;padding:16px 0 48px}
.card{
  background:rgba(0,0,0,.32); border:1px solid rgba(255,255,255,.10);
  border-radius:var(--radius); padding:12px; box-shadow:0 10px 24px rgba(0,0,0,.35); backdrop-filter:blur(10px);
  transition:transform .2s ease, border-color .2s ease
}
.card:hover{transform:translateY(-4px); border-color:rgba(0,255,224,.35)}
.card .thumbs{display:flex;gap:8px;overflow:auto;padding-bottom:6px}
.card .thumbs img{width:100%;height:140px;object-fit:cover;border-radius:12px;flex:1;min-width:120px}
.card h3{margin:10px 0 6px; font-size:18px}
.muted{color:var(--muted); font-size:13px}
.price{display:flex;align-items:center;gap:8px;font-weight:800;margin-top:8px}
/* USDT 图标更小更贴合文字 */
.price-coin{width:16px;height:16px;vertical-align:-2px;opacity:.95}

.card .actions{display:flex;gap:10px;margin-top:10px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 12px;border-radius:12px;border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.06);color:var(--text);text-decoration:none;cursor:pointer}
.btn.primary{background:linear-gradient(135deg,#00ffd5,#8a2be2);color:#001015;font-weight:700}

/* 页脚 */
.footer{padding:24px 0 60px;border-top:1px solid rgba(255,255,255,.10);display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.footer .contact a{color:#00ffd5;margin-right:12px;text-decoration:none}

/* 右下角悬浮客服按钮（略缩小） */
.floating-contacts{ position:fixed; right:18px; bottom:18px; display:flex; flex-direction:column; gap:10px; z-index:50 }
.fab{
  width:44px;height:44px;border-radius:999px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,rgba(255,255,255,.22),rgba(255,255,255,.08));
  border:1px solid rgba(255,255,255,.22); backdrop-filter:blur(6px);
  box-shadow:0 10px 24px rgba(0,0,0,.35); transition:transform .15s ease, box-shadow .15s ease
}
.fab:hover{ transform:translateY(-2px) scale(1.03); box-shadow:0 16px 30px rgba(0,0,0,.4) }
.fab img{ width:22px; height:22px }