/* ============================================================
   小磊导航 · 原创 UI 体系（现代简约数码导航站风格）
   动效约束：仅位移/透明度/阴影，无尺寸抖动动画
   ============================================================ */
:root {
  /* 品牌色：清透浅蓝（默认） */
  --na-primary: #3b82f6;
  --na-primary-2: #60a5fa;
  --na-primary-3: #93c5fd;
  --na-primary-soft: rgba(59, 130, 246, .10);
  --na-grad: linear-gradient(135deg, #60a5fa 0%, #3b82f6 55%, #2563eb 100%);
  --na-grad-soft: linear-gradient(135deg, rgba(96, 165, 250, .16), rgba(59, 130, 246, .14));

  /* 底色 / 文字 */
  --na-bg: #f3f7fd;
  --na-bg-2: #e9f1fb;
  --na-card: #ffffff;
  --na-text: #171b2b;
  --na-text-2: #5a6277;
  --na-text-3: #8d95a8;
  --na-border: #e6e9f2;
  --na-border-strong: #d8dded;

  /* 阴影：双层柔和 */
  --na-shadow: 0 1px 2px rgba(23, 30, 60, .04), 0 8px 24px rgba(23, 30, 60, .055);
  --na-shadow-hover: 0 2px 6px rgba(23, 30, 60, .06), 0 18px 42px rgba(23, 30, 60, .11);
  --na-ring: inset 0 0 0 1px rgba(255, 255, 255, .6);

  /* 圆角梯度 */
  --na-r-sm: 8px;
  --na-r: 12px;
  --na-r-lg: 18px;
  --na-r-xl: 24px;

  /* 间距梯度 */
  --na-gap-sm: 12px;
  --na-gap: 18px;
  --na-gap-lg: 28px;
}
html.dark {
  --na-primary: #7cb0ff;
  --na-primary-2: #60a5fa;
  --na-primary-3: #93c5fd;
  --na-primary-soft: rgba(124, 176, 255, .14);
  --na-grad: linear-gradient(135deg, #93c5fd 0%, #60a5fa 55%, #3b82f6 100%);
  --na-grad-soft: linear-gradient(135deg, rgba(147, 197, 253, .18), rgba(59, 130, 246, .18));
  --na-bg: #0e1119;
  --na-bg-2: #12161f;
  --na-card: #171b25;
  --na-text: #e9ecf5;
  --na-text-2: #a5adc0;
  --na-text-3: #6d768c;
  --na-border: #232838;
  --na-border-strong: #2f3648;
  --na-shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 10px 28px rgba(0, 0, 0, .35);
  --na-shadow-hover: 0 2px 8px rgba(0, 0, 0, .35), 0 20px 48px rgba(0, 0, 0, .5);
  --na-ring: inset 0 0 0 1px rgba(255, 255, 255, .04);
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
body {
  margin: 0;
  overflow-x: clip;
  font-family: "PingFang SC", "Microsoft YaHei", -apple-system, "Helvetica Neue", Arial, sans-serif;
  color: var(--na-text);
  -webkit-font-smoothing: antialiased;
  /* 静态底色：竖向柔和渐变固定到视口，整站颜色统一，滚动时不会出现色带断层 */
  background: linear-gradient(180deg,
    #eef4fd 0%, var(--na-bg) 44%, #f1f6fe 76%, var(--na-bg) 100%);
  background-attachment: fixed;
  background-repeat: no-repeat;
}
html.dark body {
  background: linear-gradient(180deg,
    #101728 0%, var(--na-bg) 44%, #101a2b 76%, var(--na-bg) 100%);
  background-attachment: fixed;
  background-repeat: no-repeat;
}
@media (prefers-reduced-motion: reduce) {
  body { animation: none; }
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; }
.na-wrap { max-width: 1440px; margin: 0 auto; padding: 0 28px; }

/* ---------- 顶栏 ---------- */
.na-topbar {
  position: sticky; top: 0; z-index: 100;
  backdrop-filter: saturate(180%) blur(16px); -webkit-backdrop-filter: saturate(180%) blur(16px);
  background: color-mix(in srgb, var(--na-card) 78%, transparent);
  border-bottom: 1px solid color-mix(in srgb, var(--na-border) 70%, transparent);
}
.na-topbar::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: -1px; height: 1px;
  background: linear-gradient(90deg, transparent, color-mix(in srgb, var(--na-primary) 32%, transparent), transparent);
  opacity: .8;
}
.na-topbar__inner { display: flex; align-items: center; gap: 20px; height: 68px; }
.na-logo { display: flex; align-items: center; gap: 10px; font-size: 19px; font-weight: 700; flex-shrink: 0; letter-spacing: -.2px; }
.na-logo__mark {
  width: 36px; height: 36px; border-radius: 11px; background: var(--na-grad);
  display: flex; align-items: center; justify-content: center; color: #fff;
  font-size: 16px; font-weight: 800; letter-spacing: -1px;
  box-shadow: 0 6px 16px color-mix(in srgb, var(--na-primary) 35%, transparent), var(--na-ring);
}
.na-logo img { height: 36px; width: auto; display: block; }
.na-nav { display: flex; gap: 4px; flex-shrink: 0; }
.na-nav a {
  position: relative; padding: 8px 14px; border-radius: var(--na-r-sm); font-size: 14px; font-weight: 600;
  color: var(--na-text-2); transition: color .2s, background .2s;
}
.na-nav a:hover { color: var(--na-primary); background: var(--na-primary-soft); }
.na-nav a.on { color: #fff; background: var(--na-grad); box-shadow: 0 6px 16px color-mix(in srgb, var(--na-primary) 30%, transparent); }
.na-topbar__search { flex: 1; max-width: 380px; margin-left: auto; }
.na-iconbtn {
  width: 38px; height: 38px; border-radius: var(--na-r); border: 1px solid var(--na-border);
  background: var(--na-card); color: var(--na-text-2); cursor: pointer;
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
  transition: border-color .2s, color .2s, box-shadow .2s, transform .2s;
}
.na-iconbtn:hover { border-color: var(--na-primary); color: var(--na-primary); box-shadow: var(--na-shadow); transform: translateY(-1px); }

/* ---------- Hero ---------- */
.na-hero { position: relative; padding: 64px 0 56px; overflow: hidden; }
.na-hero__glow {
  position: absolute; border-radius: 50%; filter: blur(90px); opacity: .5; pointer-events: none;
}
.na-hero__glow--1 { width: 480px; height: 480px; background: #c7ddff; top: -200px; left: -120px; }
.na-hero__glow--2 { width: 420px; height: 420px; background: #cfeaff; bottom: -220px; right: -100px; }
html.dark .na-hero__glow--1 { background: #16305e; }
html.dark .na-hero__glow--2 { background: #123a6b; }
/* 深色模式：全站动态背景降强度 */
html.dark .fl-bg__blob { opacity: .4; }
.na-hero__inner { position: relative; text-align: center; }
.na-hero__badge {
  display: inline-flex; align-items: center; gap: 8px; padding: 6px 16px; border-radius: 999px;
  background: color-mix(in srgb, var(--na-primary) 10%, transparent);
  color: var(--na-primary); font-size: 13px; font-weight: 600; margin-bottom: 20px;
}
.na-hero__badge i { width: 7px; height: 7px; border-radius: 50%; background: #22c55e; animation: na-breath 2s ease-in-out infinite; }
@keyframes na-breath { 0%, 100% { opacity: 1; } 50% { opacity: .35; } }
.na-hero h1 { font-size: 42px; margin: 0 0 14px; letter-spacing: 1px; }
.na-hero h1 b { background: var(--na-grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.na-hero__sub { color: var(--na-text-2); font-size: 16px; margin: 0 0 32px; }
.na-hero__search { max-width: 560px; margin: 0 auto 26px; }
.na-hero__chips { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; }
.na-chip {
  padding: 8px 18px; border-radius: 999px; font-size: 14px; font-weight: 600; cursor: pointer;
  background: var(--na-card); border: 1px solid var(--na-border); color: var(--na-text-2);
  transition: transform .2s, box-shadow .2s, color .2s, border-color .2s;
}
.na-chip:hover { transform: translateY(-2px); box-shadow: var(--na-shadow); color: var(--na-primary); border-color: var(--na-primary); }
.na-hero__banner { margin-top: 36px; border-radius: 18px; overflow: hidden; box-shadow: var(--na-shadow); }

/* ---------- 区块 ---------- */
.na-section { padding: 34px 0 10px; }
.na-section__head { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; }
.na-section__icon {
  width: 40px; height: 40px; border-radius: 12px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center; color: #fff; font-size: 19px;
}
.na-section__title { font-size: 21px; font-weight: 700; margin: 0; }
.na-section__count {
  font-size: 12px; font-weight: 600; color: var(--na-primary);
  background: color-mix(in srgb, var(--na-primary) 10%, transparent);
  border-radius: 999px; padding: 3px 10px;
}
.na-section__more {
  margin-left: auto; font-size: 14px; font-weight: 600; color: var(--na-text-3);
  display: flex; align-items: center; gap: 4px; transition: color .2s, transform .2s;
}
.na-section__more:hover { color: var(--na-primary); transform: translateX(3px); }

/* ---------- 站点卡片 ---------- */
.na-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--na-gap); }
.na-site {
  position: relative; overflow: hidden; display: flex; gap: 13px; padding: 18px; border-radius: var(--na-r-lg);
  background: var(--na-card); border: 1px solid var(--na-border);
  box-shadow: var(--na-shadow), var(--na-ring);
  transition: transform .25s, box-shadow .25s, border-color .25s;
  cursor: pointer; min-width: 0;
}
.na-site:hover { transform: translateY(-3px); box-shadow: var(--na-shadow-hover), var(--na-ring); border-color: color-mix(in srgb, var(--na-primary) 46%, var(--na-border)); }
.na-site::after {
  content: ''; position: absolute; inset: 0; border-radius: inherit; pointer-events: none;
  background: linear-gradient(135deg, color-mix(in srgb, var(--na-primary) 5%, transparent), transparent 55%);
  opacity: 0; transition: opacity .25s;
}
.na-site:hover::after { opacity: 1; }
.na-site::before, .na-product::before {
  content: ''; position: absolute; top: -10%; bottom: -10%; left: 0; width: 62%; z-index: 2;
  pointer-events: none; border-radius: inherit; opacity: 0;
  background: linear-gradient(100deg, transparent 0%, rgba(96, 165, 250, .14) 26%, rgba(96, 165, 250, .46) 44%, rgba(255, 255, 255, .96) 50%, rgba(96, 165, 250, .46) 56%, rgba(96, 165, 250, .14) 74%, transparent 100%);
  transform: translateX(-220%) skewX(-18deg);
}
.na-site:hover::before, .na-product:hover::before {
  opacity: 1; animation: na-sweep 1.8s ease-in-out infinite;
}
@keyframes na-sweep {
  0% { transform: translateX(-220%) skewX(-18deg); }
  100% { transform: translateX(330%) skewX(-18deg); }
}
.na-site__icon {
  width: 46px; height: 46px; border-radius: 12px; flex-shrink: 0; overflow: hidden;
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; font-weight: 700; color: #fff;
}
.na-site__icon img { width: 100%; height: 100%; object-fit: cover; }
.na-site__body { min-width: 0; }
.na-site__name { font-size: 15px; font-weight: 700; display: flex; align-items: center; gap: 6px; }
.na-site__name svg { color: var(--na-text-3); flex-shrink: 0; transition: transform .2s, color .2s; }
.na-site:hover .na-site__name svg { color: var(--na-primary); transform: translateX(2px); }
.na-site__desc {
  margin-top: 6px; font-size: 13px; color: var(--na-text-2); line-height: 1.6;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}

/* ---------- 商品卡片 ---------- */
.na-grid--product { grid-template-columns: repeat(4, 1fr); }
.na-product {
  border-radius: var(--na-r-lg); background: var(--na-card); border: 1px solid var(--na-border);
  overflow: hidden; cursor: pointer; display: flex; flex-direction: column;
  box-shadow: var(--na-shadow), var(--na-ring);
  transition: transform .25s, box-shadow .25s, border-color .25s;
}
.na-product:hover { transform: translateY(-3px); box-shadow: var(--na-shadow-hover), var(--na-ring); border-color: color-mix(in srgb, var(--na-primary) 46%, var(--na-border)); }
.na-product__cover { height: 130px; position: relative; overflow: hidden; background: var(--na-grad); display: flex; align-items: center; justify-content: center; color: #fff; font-size: 34px; font-weight: 800; }
.na-product__cover img { width: 100%; height: 100%; object-fit: cover; }
.na-product__body { padding: 16px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.na-product__title { font-size: 15px; font-weight: 700; line-height: 1.5; }
.na-product__tags { display: flex; flex-wrap: wrap; gap: 6px; }
.na-tag {
  font-size: 11px; font-weight: 600; padding: 2px 8px; border-radius: 6px;
  color: var(--na-primary); background: color-mix(in srgb, var(--na-primary) 10%, transparent);
}
.na-product__meta { font-size: 12px; color: var(--na-text-3); display: flex; align-items: center; gap: 6px; }
.na-product__foot { margin-top: auto; display: flex; align-items: baseline; gap: 8px; }
.na-price { font-size: 20px; font-weight: 800; color: #f43f5e; }
.na-price small { font-size: 12px; font-weight: 700; }
.na-price--old { font-size: 13px; color: var(--na-text-3); text-decoration: line-through; font-weight: 500; }
.na-rating { margin-left: auto; font-size: 12px; color: #f59e0b; font-weight: 700; }

/* ---------- 比价 ---------- */
.na-compare-panel {
  border-radius: 18px; padding: 26px; background: var(--na-card);
  border: 1px solid var(--na-border); box-shadow: var(--na-shadow);
}
.na-compare-table { width: 100%; border-collapse: collapse; }
.na-compare-table th, .na-compare-table td { padding: 14px 16px; text-align: left; font-size: 14px; }
.na-compare-table thead th { color: var(--na-text-3); font-size: 13px; font-weight: 600; border-bottom: 1px solid var(--na-border); }
.na-compare-table tbody tr { border-bottom: 1px solid var(--na-border); transition: background .2s; }
.na-compare-table tbody tr:hover { background: color-mix(in srgb, var(--na-primary) 5%, transparent); }
.na-compare-low { background: color-mix(in srgb, #22c55e 8%, transparent) !important; }
.na-low-badge { font-size: 11px; font-weight: 700; color: #16a34a; background: color-mix(in srgb, #22c55e 15%, transparent); padding: 2px 8px; border-radius: 6px; margin-left: 8px; }

/* ---------- 页脚 ---------- */
.na-footer {
  margin-top: 76px; color: #aeb6cf;
  background:
    radial-gradient(620px 220px at 12% 0%, rgba(91, 108, 249, .18), transparent 70%),
    linear-gradient(180deg, #141a2e 0%, #101425 100%);
}
html.dark .na-footer { background: linear-gradient(180deg, #0b0e16 0%, #090c12 100%); }
.na-footer__inner { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 40px; padding: 46px 0 34px; }
.na-footer h4 { color: #fff; font-size: 15px; margin: 0 0 16px; }
.na-footer a { display: block; font-size: 13px; margin-bottom: 10px; color: #8d96b2; transition: color .2s, transform .2s; }
.na-footer a:hover { color: #fff; transform: translateX(3px); }
.na-footer__brand { display: flex; align-items: center; gap: 10px; color: #fff; font-size: 18px; font-weight: 700; margin-bottom: 14px; }
.na-footer__desc { font-size: 13px; line-height: 1.8; color: #8d96b2; margin: 0; }
.na-footer__copy { border-top: 1px solid rgba(255, 255, 255, .08); padding: 18px 0; text-align: center; font-size: 12px; color: #6f7793; }

/* ---------- 中转页 ---------- */
.na-redirect {
  position: relative; min-height: 78vh; display: flex; align-items: center; justify-content: center;
  padding: 60px 16px; overflow: hidden;
  background: linear-gradient(180deg, color-mix(in srgb, var(--na-primary) 5%, var(--na-bg)) 0%, var(--na-bg) 60%);
}
/* 动态背景：漂浮光斑 + 点阵网格 */
.na-redirect__bg { position: absolute; inset: 0; pointer-events: none; overflow: hidden; }
.na-redirect__blob { position: absolute; border-radius: 50%; filter: blur(60px); opacity: .5; will-change: transform; }
.na-redirect__blob--1 {
  width: 420px; height: 420px; top: -140px; left: -100px;
  background: radial-gradient(circle at 35% 35%, color-mix(in srgb, var(--na-primary) 38%, transparent), transparent 70%);
  animation: naBlobFloat1 14s ease-in-out infinite;
}
.na-redirect__blob--2 {
  width: 380px; height: 380px; bottom: -130px; right: -90px;
  background: radial-gradient(circle at 60% 40%, color-mix(in srgb, #38bdf8 32%, transparent), transparent 70%);
  animation: naBlobFloat2 17s ease-in-out infinite;
}
.na-redirect__blob--3 {
  width: 240px; height: 240px; top: 38%; left: 62%;
  background: radial-gradient(circle at 50% 50%, color-mix(in srgb, var(--na-primary-2, #2563eb) 26%, transparent), transparent 70%);
  animation: naBlobFloat3 11s ease-in-out infinite;
}
.na-redirect__dots {
  position: absolute; inset: 0;
  background-image: radial-gradient(color-mix(in srgb, var(--na-primary) 16%, transparent) 1.2px, transparent 1.2px);
  background-size: 30px 30px;
  mask-image: radial-gradient(ellipse 75% 65% at 50% 45%, #000 0%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 75% 65% at 50% 45%, #000 0%, transparent 100%);
  opacity: .55;
  animation: naDotsDrift 26s linear infinite;
}
@keyframes naBlobFloat1 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(46px, 34px) scale(1.08); }
}
@keyframes naBlobFloat2 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(-52px, -30px) scale(1.06); }
}
@keyframes naBlobFloat3 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(-34px, 26px) scale(1.12); }
}
@keyframes naDotsDrift {
  from { background-position: 0 0; }
  to { background-position: 60px 60px; }
}
@media (prefers-reduced-motion: reduce) {
  .na-redirect__blob, .na-redirect__dots { animation: none; }
}

.na-redirect__card {
  position: relative; overflow: hidden; width: 500px; max-width: 100%; text-align: center;
  padding: 0 36px 36px; border-radius: 24px;
  background: color-mix(in srgb, var(--na-card) 88%, transparent);
  border: 1px solid color-mix(in srgb, var(--na-primary) 12%, var(--na-border));
  box-shadow: 0 24px 64px -20px color-mix(in srgb, var(--na-primary) 30%, transparent),
              0 4px 16px rgba(15, 23, 42, .05);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  animation: naCardIn .5s cubic-bezier(.22, 1, .36, 1);
}
@keyframes naCardIn {
  from { opacity: 0; transform: translateY(16px) scale(.985); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}
/* 顶部流光渐变条 */
.na-redirect__bar {
  display: block; height: 5px; margin: 0 -36px 32px; position: relative; overflow: hidden;
  background: linear-gradient(90deg, var(--na-primary), var(--na-primary-2, #2563eb), #38bdf8);
}
.na-redirect__bar::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, .75), transparent);
  transform: translateX(-100%);
  animation: naBarShine 2.4s ease-in-out infinite;
}
@keyframes naBarShine {
  0% { transform: translateX(-100%); }
  60%, 100% { transform: translateX(100%); }
}
.na-redirect__bar--err { background: linear-gradient(90deg, #f59e0b, #ef4444); }
.na-redirect__bar--err::after { display: none; }

/* 倒计时环：外圈光晕脉动 */
.na-redirect__ring { width: 100px; height: 100px; margin: 0 auto 22px; position: relative; }
.na-redirect__ring::before {
  content: ''; position: absolute; inset: 8px; border-radius: 50%;
  background: color-mix(in srgb, var(--na-primary) 6%, transparent);
}
.na-redirect__ring::after {
  content: ''; position: absolute; inset: -4px; border-radius: 50%;
  border: 2px solid color-mix(in srgb, var(--na-primary) 30%, transparent);
  animation: naRingPulse 2s ease-out infinite;
}
@keyframes naRingPulse {
  0% { transform: scale(.92); opacity: .8; }
  70%, 100% { transform: scale(1.12); opacity: 0; }
}
.na-redirect__ring svg { transform: rotate(-90deg); position: relative; filter: drop-shadow(0 0 6px color-mix(in srgb, var(--na-primary) 35%, transparent)); }
.na-redirect__ring svg circle:last-child { transition: stroke-dashoffset 1s linear; }
.na-redirect__num { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; font-size: 30px; font-weight: 800; color: var(--na-primary); font-variant-numeric: tabular-nums; }

.na-redirect__title { margin: 0 0 8px; font-size: 22px; font-weight: 800; letter-spacing: -.2px; }
.na-redirect__sub { margin: 0 0 22px; font-size: 13px; color: var(--na-text-3); }

.na-redirect__site {
  display: flex; align-items: center; gap: 13px; text-align: left;
  padding: 15px 17px; border-radius: 16px; margin: 0 0 16px;
  background: color-mix(in srgb, var(--na-primary) 5%, transparent);
  border: 1px solid color-mix(in srgb, var(--na-primary) 14%, transparent);
  transition: border-color .25s, box-shadow .25s, transform .25s;
}
.na-redirect__site:hover {
  border-color: color-mix(in srgb, var(--na-primary) 36%, transparent);
  box-shadow: 0 10px 24px -10px color-mix(in srgb, var(--na-primary) 34%, transparent);
  transform: translateY(-1px);
}
.na-redirect__site-ico {
  width: 46px; height: 46px; border-radius: 13px; flex-shrink: 0; display: grid; place-items: center;
  font-size: 19px; font-weight: 800; color: #fff; position: relative; overflow: hidden;
  background: linear-gradient(135deg, var(--na-primary), var(--na-primary-2, #2563eb));
  box-shadow: 0 8px 16px color-mix(in srgb, var(--na-primary) 32%, transparent);
}
.na-redirect__site-ico::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(115deg, transparent 30%, rgba(255, 255, 255, .5) 50%, transparent 70%);
  transform: translateX(-100%);
  animation: naIcoShine 3.2s ease-in-out infinite;
}
@keyframes naIcoShine {
  0% { transform: translateX(-100%); }
  45%, 100% { transform: translateX(100%); }
}
.na-redirect__site-main { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 3px; }
.na-redirect__site-main b { font-size: 15.5px; font-weight: 700; color: var(--na-text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.na-redirect__site-main small { font-size: 12px; color: var(--na-text-3); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; font-variant-numeric: tabular-nums; }
.na-redirect__site-go { color: var(--na-primary); flex-shrink: 0; animation: naGoNudge 1.6s ease-in-out infinite; }
@keyframes naGoNudge {
  0%, 100% { transform: translateX(0); }
  50% { transform: translateX(4px); }
}

.na-redirect__tips {
  display: flex; align-items: flex-start; gap: 9px; text-align: left;
  font-size: 12.5px; color: var(--na-text-2); line-height: 1.7;
  background: color-mix(in srgb, #f59e0b 7%, transparent);
  border: 1px solid color-mix(in srgb, #f59e0b 18%, transparent);
  border-radius: 12px; padding: 12px 14px; margin: 0 0 22px;
}
.na-redirect__tips-ico { color: #d97706; flex-shrink: 0; margin-top: 2px; }
.na-redirect__back {
  display: inline-block; margin-top: 14px; background: none; border: 0; cursor: pointer;
  font-size: 12.5px; color: var(--na-text-3); transition: color .2s;
}
.na-redirect__back:hover { color: var(--na-primary); }
.na-redirect__opened { margin: 12px 0 0; font-size: 12px; color: #059669; }

/* ---------- 通用 ---------- */
.na-empty { text-align: center; padding: 70px 0; color: var(--na-text-3); }
.na-pager { display: flex; justify-content: center; padding: 28px 0 10px; }
.na-page-card { background: var(--na-card); border: 1px solid var(--na-border); border-radius: 18px; padding: 30px; line-height: 1.9; font-size: 15px; }
.na-fade-enter-active { transition: opacity .25s, transform .25s; }
.na-fade-enter-from { opacity: 0; transform: translateY(10px); }

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .na-grid, .na-grid--product { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 768px) {
  .na-wrap { padding: 0 20px; }
  .na-grid, .na-grid--product { grid-template-columns: repeat(2, 1fr); }
  .na-hero { padding: 44px 0 40px; }
  .na-hero h1 { font-size: 30px; }
  .na-topbar__search { display: none; }
  .na-footer__inner { grid-template-columns: 1fr; gap: 24px; }
  .na-section__head { flex-wrap: wrap; gap: 10px; margin-bottom: 16px; }
  .na-page-card { padding: 22px 20px; font-size: 14.5px; border-radius: 14px; }
  .na-empty { padding: 50px 0; }
}
@media (max-width: 560px) {
  .na-wrap { padding: 0 14px; }
  .na-page-card { padding: 18px 16px; font-size: 14px; overflow-wrap: anywhere; }
  .na-page-card table { display: block; max-width: 100%; overflow-x: auto; white-space: nowrap; }
  .na-page-card pre { max-width: 100%; overflow-x: auto; }
  .na-page-card img { height: auto; }
  .na-pager { padding: 22px 0 6px; }
}
@media (max-width: 480px) {
  .na-grid, .na-grid--product { grid-template-columns: 1fr; }
  .na-nav a { padding: 7px 10px; font-size: 13px; }
}
/**
 * 富文本美化组件预设样式
 *
 * 用途：自定义工具栏菜单插入的带 class HTML 片段的样式定义
 * 被两个地方 import：
 *   1. RichEditor.vue 编辑器内生效（:deep 前缀）
 *   2. main.js 前台全局生效（详情页 v-html 渲染）
 *
 * 命名约定：
 *   .content-alert        — 带左侧图标 + 左侧边框的提示框
 *   .content-card         — 大圆角福利卡片
 *   .content-highlight    — 渐变背景高亮块（可选中文字）
 *
 * 所有类名前缀 content- 避免与业务 CSS 冲突
 */

/* ============ 提示框（左图标 + 左侧竖线） ============ */
.content-alert {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 18px;
  margin: 14px 0;
  border-radius: 12px;
  line-height: 1.7;
  font-size: 14px;
}
.content-alert__icon {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 15px;
  font-weight: 700;
  line-height: 1;
}
.content-alert__body { flex: 1; min-width: 0; }

/* —— 绿色（成功）—— */
.content-alert--green {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.08) 0%, rgba(16, 185, 129, 0.02) 100%);
  border-left: 3px solid #10b981;
  color: #065f46;
}
.content-alert--green .content-alert__icon {
  background: #10b981;
  color: #fff;
  box-shadow: 0 3px 10px rgba(16, 185, 129, 0.35);
}

/* —— 蓝色（信息）—— */
.content-alert--blue {
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.08) 0%, rgba(59, 130, 246, 0.02) 100%);
  border-left: 3px solid #3b82f6;
  color: #1e40af;
}
.content-alert--blue .content-alert__icon {
  background: #3b82f6;
  color: #fff;
  box-shadow: 0 3px 10px rgba(59, 130, 246, 0.35);
}

/* —— 红色（警告）—— */
.content-alert--red {
  background: linear-gradient(135deg, rgba(239, 68, 68, 0.08) 0%, rgba(239, 68, 68, 0.02) 100%);
  border-left: 3px solid #ef4444;
  color: #991b1b;
}
.content-alert--red .content-alert__icon {
  background: #ef4444;
  color: #fff;
  box-shadow: 0 3px 10px rgba(239, 68, 68, 0.35);
}

/* ============ 福利卡片（大圆角 + emoji 图标） ============ */
.content-card {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 22px;
  margin: 16px 0;
  border-radius: 16px;
  line-height: 1.6;
  font-size: 15px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
}
.content-card__icon {
  flex-shrink: 0;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  font-size: 24px;
  background: rgba(255, 255, 255, 0.7);
}
.content-card__body { flex: 1; min-width: 0; font-weight: 600; }

/* —— 黄色（福利/奖励）—— */
.content-card--yellow {
  background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
  color: #78350f;
  border: 1px solid rgba(217, 119, 6, 0.15);
}

/* ============ 渐变高亮块（包裹文字） ============ */
.content-highlight {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 6px;
  margin: 0 2px;
  line-height: 1.6;
}
.content-highlight__text { font-weight: 600; }

/* —— 紫色渐变 —— */
.content-highlight--purple {
  background: linear-gradient(135deg, #ede9fe 0%, #ddd6fe 100%);
  color: #5b21b6;
  border: 1px solid rgba(139, 92, 246, 0.2);
}

/* ============ 响应式 ============ */
@media (max-width: 520px) {
  .content-alert { padding: 12px 14px; gap: 10px; font-size: 13px; border-radius: 10px; }
  .content-alert__icon { width: 24px; height: 24px; font-size: 13px; }
  .content-card { padding: 14px 16px; gap: 12px; border-radius: 12px; font-size: 14px; }
  .content-card__icon { width: 36px; height: 36px; font-size: 20px; border-radius: 10px; }
}