:root {
  --shell: #e6e8ec;
  --card: #ffffff;
  --card-soft: #f3f5f9;
  --text: #0a0a0a;
  --muted: #86868b;
  --line: #dde1e8;
  --lime: #2563eb;
  --lime-hover: #1d4ed8;
  --lime-ink: #ffffff;
  --lime-soft: #e8f0ff;
  --ok: #2563eb;
  --shadow-card: none;
  --shadow-frame: none;
  --shadow-pop: none;
  --ink-line: #0f2350;
  --r-card: 26px;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0; padding: 14px; background: var(--shell); color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text",
    "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  line-height: 1.5; letter-spacing: -.012em; -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }

/* 外框：顶部冷灰 → 底部奶油 */
.frame {
  height: 100%; border-radius: 34px; box-shadow: var(--shadow-frame); overflow: hidden;
  background: #f7f8fa;
  padding: 14px; display: flex; flex-direction: column; gap: 12px;
}

/* 顶栏 */
.topbar { flex: none; display: flex; align-items: center; gap: 12px; }
.logo-pill {
  display: inline-flex; align-items: center; gap: 10px; height: 48px; padding: 0 20px 0 14px;
  border-radius: 999px; background: var(--card); border: 1.5px solid var(--line);
  font-size: 18px; font-weight: 650; letter-spacing: -.03em;
}
.mark {
  width: 24px; height: 24px; border-radius: 999px; background: var(--lime);
  background-image: radial-gradient(circle at 33% 33%, var(--lime) 3px, transparent 3.2px),
                    radial-gradient(circle at 67% 67%, var(--lime) 3px, transparent 3.2px),
                    radial-gradient(circle at 67% 33%, rgba(255,255,255,.55) 3px, transparent 3.2px),
                    radial-gradient(circle at 33% 67%, rgba(255,255,255,.55) 3px, transparent 3.2px);
}
.pillnav {
  flex: 1; display: flex; align-items: center; gap: 2px; height: 48px; padding: 5px;
  border-radius: 999px; background: var(--card); border: 1.5px solid var(--line);
}
.pillnav a { display: inline-flex; align-items: center; height: 38px; padding: 0 20px; border-radius: 999px; font-size: 14.5px; color: var(--muted); transition: .2s; }
.pillnav a:hover { color: var(--text); }
.pillnav a.on { background: var(--text); color: #fff; }
.nav-actions { display: flex; align-items: center; gap: 8px; }
.icon-pill { display: grid; place-items: center; width: 48px; height: 48px; border-radius: 999px; background: var(--card); border: 1.5px solid var(--line); color: var(--text); }
.icon-pill svg { width: 20px; height: 20px; }

/* 按钮 */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 48px; padding: 0 24px; border-radius: 999px; border: 0; cursor: pointer;
  font-size: 15px; font-weight: 550; font-family: inherit; white-space: nowrap;
  transition: transform .2s, opacity .2s, background-color .2s, color .2s;
}
.btn:active { transform: scale(.98); }
.btn-lime { background: var(--lime); color: var(--lime-ink); }
.btn-lime:hover { background: var(--lime-hover); }
.btn-dark { background: var(--text); color: #fff; }
.btn-dark:hover { opacity: .88; }
.btn-ghost { background: var(--card); color: var(--text); border: 1.5px solid var(--line); }
.btn-ghost:hover { background: var(--text); color: #fff; }
.btn-sm { height: 40px; padding: 0 18px; font-size: 14px; }
.btn.cta { padding-right: 6px; gap: 12px; height: 48px; font-size: 15px; }
.cta-arrow { display: grid; place-items: center; width: 38px; height: 38px; border-radius: 999px; background: #fff; color: var(--lime); font-style: normal; font-size: 17px; }

/* Bento 布局 */
.bento {
  flex: 1; min-height: 0; display: grid; gap: 12px;
  grid-template-columns: 1.15fr 1.15fr 1.05fr 1.05fr;
  grid-template-rows: 1.02fr 1fr;
}
.card {
  position: relative; overflow: hidden; display: flex; flex-direction: column;
  background: var(--card); border: 1.5px solid var(--line); border-radius: var(--r-card);
  padding: 18px 20px; min-width: 0; min-height: 0;
}

/* 主卡 */
.hero {
  grid-column: 1 / 4; grid-row: 1;
  display: grid; grid-template-columns: minmax(0, 1fr) 42%; gap: 8px;
  background: linear-gradient(150deg, #f7f8f3 0%, #eef2e6 60%, #e9eedd 100%);
  padding: 22px 24px 18px;
}
.hero-copy { position: relative; display: flex; flex-direction: column; min-width: 0; }
.chip {
  display: inline-flex; align-self: flex-start; align-items: center; height: 32px; padding: 0 14px;
  border-radius: 999px; background: var(--lime); color: var(--lime-ink); font-size: 12.5px; font-weight: 600;
}
.hero h1 { font-size: clamp(28px, 2.9vw, 44px); line-height: 1.06; letter-spacing: -.045em; font-weight: 680; margin: 14px 0 0; }

.points { margin-top: 10px; display: grid; gap: 4px; }
.numbered { display: flex; align-items: center; gap: 12px; }
.num { font-size: 19px; font-weight: 600; color: #c7cabf; letter-spacing: -.03em; line-height: 1; }
.dash { flex: none; width: 42px; height: 1px; margin-top: 11px; background: repeating-linear-gradient(90deg, #c7cabf 0 4px, transparent 4px 8px); }
.numbered b { font-size: 13.5px; font-weight: 600; }
.numbered span { font-size: 11.5px; color: var(--muted); margin-left: 8px; }
.numbered p { margin: 1px 0 0; font-size: 11.5px; line-height: 1.45; color: var(--muted); max-width: 40ch; }

.hero .cta { margin-top: 12px; align-self: flex-start; }
.follow { margin-top: 12px; }
.follow { display: flex; align-items: center; gap: 6px; margin-top: 8px; font-size: 11.5px; color: var(--muted); flex-wrap: wrap; }
.follow em { font-style: normal; background: var(--card-soft); border-radius: 999px; padding: 4px 9px; color: var(--text); }

/* 主卡右侧视觉 */
.hero-visual { position: relative; display: grid; place-items: center; min-width: 0; }
.d1 { width: 10px; height: 10px; left: 8%; top: 16%; background: #e3e6dd; }
.d2 { width: 8px; height: 8px; right: 12%; top: 8%; }
.d3 { width: 12px; height: 12px; right: 4%; top: 42%; background: var(--lime); }
.d4 { width: 7px; height: 7px; left: 24%; bottom: 6%; }
@keyframes floaty { 0%, 100% { translate: 0 0; } 50% { translate: 0 -8px; } }

/* 右列 */
.rail { grid-column: 4; grid-row: 1 / span 2; display: flex; flex-direction: column; gap: 12px; min-height: 0; }


/* 底部三卡 */

.m-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 10px; }
.m-head h3 { margin: 0; font-size: 17px; letter-spacing: -.02em; }
.m-head p { margin: 2px 0 0; font-size: 12.5px; color: var(--muted); }
.round-btn { display: grid; place-items: center; width: 36px; height: 36px; border-radius: 999px; background: var(--card-soft); font-size: 15px; }
.m-list { display: grid; gap: 5px; margin-top: 10px; }
.m-list a { display: flex; align-items: center; justify-content: space-between; padding: 8px 13px; border-radius: 14px; background: var(--card-soft); font-size: 13.5px; transition: .2s; }
.m-list a:hover { background: var(--lime-soft); }
.m-list b { font-weight: 600; }


.promo .tag { display: inline-flex; align-self: flex-start; align-items: center; height: 26px; padding: 0 11px; border-radius: 999px; background: var(--lime); color: var(--lime-ink); font-size: 11.5px; font-weight: 600; }
.promo h3 { margin: 10px 0 0; font-size: 24px; line-height: 1.15; letter-spacing: -.03em; }
.promo p { margin: 8px 0 14px; font-size: 12.5px; color: var(--muted); }
.promo .btn { align-self: flex-start; }
.promo-visual { display: flex; align-items: flex-end; gap: 6px; height: 46px; margin-top: auto; }
.promo-visual .bar { flex: 1; border-radius: 6px 6px 3px 3px; background: linear-gradient(180deg, var(--lime), rgba(220,249,79,.4)); }
.promo-visual .lead { background: linear-gradient(180deg, #2f4a12, #16240a); }

/* 页脚 */
.foot { flex: none; display: flex; justify-content: space-between; gap: 12px; padding: 0 8px; font-size: 12px; color: var(--muted); }
.foot a { text-decoration: underline; }

/* 政策页 */
.doc { flex: 1; min-height: 0; overflow: auto; max-width: 820px; margin: 0 auto; padding: 10px 22px 26px; }
.doc h1 { font-size: 34px; letter-spacing: -.03em; margin: 8px 0; }
.doc h2 { font-size: 19px; margin-top: 30px; letter-spacing: -.02em; }
.doc li { padding: 3px 0; }
.doc .meta { color: var(--muted); font-size: 13px; }
.doc a { text-decoration: underline; }

/* 窄屏 / 矮屏：回落成可滚动单列 */
@media (max-width: 1180px) {
  .infra { grid-template-columns: repeat(2, 1fr); }
  .infra-card, .infra-card.wide { grid-column: span 1; }
  .plans { grid-template-columns: repeat(2, 1fr); }
  .usecase { grid-template-columns: 1fr; }
  .uc-nav { grid-auto-flow: column; overflow-x: auto; }
  .uc-grid { grid-template-columns: repeat(2, 1fr); }
  .global { grid-template-columns: 1fr; }
  .faq-grid { grid-template-columns: 1fr; }
}
@media (max-width: 680px) {
  .plans, .uc-grid { grid-template-columns: 1fr; }
  .sec { padding: 36px 4px 0; }
}

/* 首页底部：IP 类型价格卡（同类站样式） */
.ptype { padding: 16px 18px; }
.pt-ico { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 11px; background: var(--lime); color: var(--lime-ink); }
.pt-ico svg { width: 18px; height: 18px; }
.ptype h3 { margin: 10px 0 0; font-size: 17px; letter-spacing: -.025em; }
.pt-sub { margin: 3px 0 0; font-size: 12px; color: var(--muted); }
.pt-price { margin: 8px 0 10px; font-size: 12.5px; color: var(--muted); }
.pt-price b { font-size: 28px; color: var(--text); font-weight: 680; letter-spacing: -.035em; }
.pt-price small { font-size: 12.5px; }
.ptype .btn.block { width: 100%; margin: 0; height: 40px; font-size: 14px; }
.ptype ul { list-style: none; margin: 11px 0 0; padding: 0; display: grid; gap: 5px; }
.ptype li { font-size: 12px; color: var(--muted); display: flex; gap: 6px; }
.ptype li::before { content: "✓"; color: var(--ok); font-weight: 700; }

/* 底部轮播 */
.carousel { grid-column: 1; grid-row: 2; padding: 12px 14px 10px; }
.car-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 10px; }
.car-head h3 { margin: 0; font-size: 17px; letter-spacing: -.025em; }
.car-head p { margin: 2px 0 0; font-size: 12px; color: var(--muted); }
.car-ctrl { display: flex; gap: 6px; }
.car-ctrl button {
  width: 34px; height: 34px; border: 1.5px solid var(--line); border-radius: 999px; cursor: pointer; font-size: 18px; line-height: 1;
  background: var(--card); color: var(--text); transition: .2s;
}
.car-ctrl button:hover { background: var(--lime); color: var(--lime-ink); }
.car-track {
  flex: 1; min-height: 0; display: grid; grid-auto-flow: column; grid-auto-columns: 100%; gap: 0;
  margin-top: 8px; overflow-x: auto; overflow-y: hidden; scroll-snap-type: x mandatory; scrollbar-width: none;
  align-items: stretch;
}
.car-track::-webkit-scrollbar { display: none; }
.car-dots { display: flex; justify-content: center; gap: 7px; margin-top: auto; padding-top: 10px; }
.car-dots i { width: 8px; height: 8px; border-radius: 999px; background: var(--line); cursor: pointer; transition: .2s; }
.car-dots i.on { background: var(--lime); transform: scale(1.15); }

/* 底部：在售国家 / 怎么接入 */
.carousel.feat { grid-column: 2; grid-row: 2; }


/* 功能轮播卡 */
.f-ico { display: grid; place-items: center; width: 46px; height: 46px; border-radius: 15px; background: var(--lime); color: var(--lime-ink); }
.f-ico svg { width: 23px; height: 23px; }

/* 功能宫格轮播：每屏 2×2 */

/* 适用场景：2×3 彩色场景卡，只有图标和名称。
   三行等高铺满整张卡，每个场景一套淡色底 + 白底图标 */
.scenes { display: flex; flex-direction: column; }
.sc-list {
  list-style: none; margin: 12px 0 0; padding: 0; flex: 1; min-height: 0;
  display: grid; grid-template-columns: 1fr 1fr; grid-template-rows: repeat(3, 1fr); gap: 9px;
}
.sc-list li {
  position: relative; overflow: hidden; min-width: 0;
  display: flex; flex-direction: column; justify-content: center; gap: 7px;
  padding: 10px 13px; border-radius: 16px;
  transition: transform .18s, box-shadow .18s;
}
.sc-list li:hover { transform: translateY(-2px); box-shadow: 0 8px 18px rgba(16,24,40,.09); }
.sc-list li b {
  font-size: 14.5px; font-weight: 650; letter-spacing: -.01em;
  color: var(--text); white-space: nowrap;
}
.sc-ico {
  display: grid; place-items: center; width: 28px; height: 28px;
  border-radius: 9px; background: #fff; box-shadow: 0 1px 2px rgba(16,24,40,.08);
}
.sc-ico svg { width: 16px; height: 16px; }
/* 右上角淡色圆形水印，给每格补一点画面，不抢文字 */
.sc-list li::after {
  content: ''; position: absolute; right: -16px; top: -16px;
  width: 62px; height: 62px; border-radius: 50%; background: #fff; opacity: .5;
}

.sc-list .t-blue   { background: #e8f0ff; } .sc-list .t-blue   .sc-ico { color: #2a5bb8; }
.sc-list .t-orange { background: #fff2e0; } .sc-list .t-orange .sc-ico { color: #a5631a; }
.sc-list .t-teal   { background: #e2f5f1; } .sc-list .t-teal   .sc-ico { color: #0f6b63; }
.sc-list .t-red    { background: #fdecea; } .sc-list .t-red    .sc-ico { color: #c23b2e; }
.sc-list .t-purple { background: #f0eafd; } .sc-list .t-purple .sc-ico { color: #5a44b5; }
.sc-list .t-green  { background: #edf7e3; } .sc-list .t-green  .sc-ico { color: #3d7a22; }


/* 产品卡（原结构 + 每个产品一套配色） */

.tone-teal   .pt-ico { background: #cdeee9; color: #0f6b63; } .tone-teal   li::before { color: #0f6b63; } .tone-teal   .tone-red    .pt-ico { background: #fbd9d6; color: #c23b2e; } .tone-red    li::before { color: #c23b2e; } .tone-red    .tone-green  .pt-ico { background: #dcf3cf; color: #3d7a22; } .tone-green  li::before { color: #3d7a22; } .tone-green  .tone-blue   .pt-ico { background: #d8e6fb; color: #2a5bb8; } .tone-blue   li::before { color: #2a5bb8; } .tone-blue   .tone-orange .pt-ico { background: #fbe4c9; color: #a5631a; } .tone-orange li::before { color: #a5631a; } .tone-orange .tone-purple .pt-ico { background: #e6dffb; color: #5a44b5; } .tone-purple li::before { color: #5a44b5; } .flat-art { width: 100%; height: auto; max-height: 100%; }

/* ===== 产品轮播卡（扁平 · 蓝色系） ===== */
.pcard { scroll-snap-align: start; display: flex; flex-direction: column; min-width: 0; height: 100%;
  padding: 14px; border-radius: 18px; background: var(--card-soft); }
.pk-head { display: flex; align-items: center; gap: 11px; }
.pcard .pt-ico { flex: none; display: grid; place-items: center; width: 40px; height: 40px; border-radius: 12px; }
.pcard .pt-ico svg { width: 20px; height: 20px; }
.pcard h3 { margin: 0; font-size: 16px; letter-spacing: -.025em; }
.pcard .pt-sub { margin: 1px 0 0; font-size: 11.5px; color: var(--muted); }
.pk-row { display: flex; align-items: baseline; gap: 6px; margin: 12px 0 10px; }
.pk-num { font-size: 27px; font-weight: 700; letter-spacing: -.04em; }
.pk-unit { font-size: 12px; color: var(--muted); }
.btn-buy { margin-left: auto; height: 34px; padding: 0 16px; border-radius: 999px; font-size: 13px; font-weight: 600;
  display: inline-flex; align-items: center; color: #fff; transition: .2s; }
.btn-buy:hover { filter: brightness(1.08); }
.pcard ul { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 4px 10px; }
.pcard li { font-size: 11.5px; color: var(--muted); display: flex; gap: 5px; align-items: baseline; }
.pcard li::before { content: ""; width: 5px; height: 5px; border-radius: 999px; flex: none; transform: translateY(-1px); }
.pc-more { margin-top: auto; padding-top: 10px; font-size: 12px; color: var(--muted); }
.pc-more:hover { color: var(--text); }

.tone-blue   .pt-ico { background: #dbe7ff; color: #2563eb; } .tone-blue   li::before { background: #2563eb; } .tone-blue   .btn-buy { background: #2563eb; }
.tone-indigo .pt-ico { background: #e2e0ff; color: #4f46e5; } .tone-indigo li::before { background: #4f46e5; } .tone-indigo .btn-buy { background: #4f46e5; }
.tone-sky    .pt-ico { background: #d8eefc; color: #0284c7; } .tone-sky    li::before { background: #0284c7; } .tone-sky    .btn-buy { background: #0284c7; }
.tone-cyan   .pt-ico { background: #d3f1f4; color: #0e7490; } .tone-cyan   li::before { background: #0e7490; } .tone-cyan   .btn-buy { background: #0e7490; }
.tone-slate  .pt-ico { background: #e2e6ee; color: #334e68; } .tone-slate  li::before { background: #334e68; } .tone-slate  .btn-buy { background: #334e68; }
.tone-teal   .pt-ico { background: #d3f0ea; color: #0f766e; } .tone-teal   li::before { background: #0f766e; } .tone-teal   .btn-buy { background: #0f766e; }

/* ===== 强大运用：编号规格表 ===== */
.fslide { scroll-snap-align: start; display: grid; grid-template-rows: repeat(4, 1fr); min-width: 0; height: 100%; }
.fitem { display: flex; align-items: center; gap: 12px; min-width: 0; }
.fitem + .fitem { border-top: 1px solid var(--line); }
.fitem i { flex: none; font-style: normal; font-size: 12px; font-weight: 700; color: var(--lime);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: -.02em; }
.fitem b { display: block; font-size: 14px; letter-spacing: -.02em; }
.fitem span { display: block; margin-top: 2px; font-size: 11.5px; color: var(--muted); line-height: 1.5; }

/* ===== 怎么接入：流程 + 终端 ===== */
.howto-chips { display: flex; flex-wrap: wrap; gap: 5px; margin-top: auto; padding-top: 10px; }
.howto-chips span { background: var(--card-soft); border-radius: 999px; padding: 4px 9px; font-size: 11px; color: var(--muted); }

/* ===== 全球覆盖卡（参考同类站） ===== */
.globalcard { grid-column: 3; grid-row: 2; padding: 16px 18px; }
.globalcard h3 { margin: 0; font-size: 17px; line-height: 1.45; letter-spacing: -.025em; }
.globalcard h3 em { font-style: normal; color: var(--lime); }
.globalcard p { margin: 8px 0 0; font-size: 11.5px; color: var(--muted); line-height: 1.6; }
.gstats { display: flex; gap: 10px; margin: 12px 0 8px; }
.gstats div { flex: 1; min-width: 0; }
.gstats b { display: block; font-size: 15px; font-weight: 700; color: var(--lime); letter-spacing: -.02em; white-space: nowrap; }
.gstats span { font-size: 10.5px; color: var(--muted); }
.link-more { font-size: 12px; color: var(--lime); font-weight: 600; }
.worldmap { position: relative; margin-top: 10px; }
.worldmap .pin > * , /* 按经纬度换算的位置（等距圆柱投影） */
.p-us { left: 22.8%; top: 31.9%; } .p-gb { left: 49.0%; top: 19.4%; }
.p-de { left: 53.3%; top: 25.5%; } .p-jp { left: 88.6%; top: 34.1%; }

/* 地图定位标：外框是水滴形，国旗保持正向 */
.worldmap .pin {
  position: absolute; display: grid; place-items: center; width: 28px; height: 28px; font-size: 13px;
  background: #fff; border: 2px solid var(--lime); border-radius: 999px 999px 4px 999px;
}
.globalcard { overflow: hidden; }
.globalcard h3 { font-size: 15.5px; line-height: 1.4; }
.globalcard p { display: none; }
.gstats { margin: 10px 0 6px; }
.gstats b { font-size: 14px; }
.worldmap { margin-top: 8px; }
.globalcard .howto-chips { margin-top: 8px; padding-top: 0; }

.worldmap { position: relative; margin-top: 8px; }
/* 地图着色：用 CSS 滤镜把黑色路径染成浅蓝 */
.worldmap .pin { margin: -14px 0 0 -14px; }

/* 地图区域撑满卡片剩余空间 */
.globalcard .worldmap { flex: 1; min-height: 0; display: flex; align-items: center; }
.globalcard .worldmap .pin { width: 26px; height: 26px; font-size: 12px; margin: -13px 0 0 -13px; }

/* 世界地图：两层配色 + 脉冲点 */
.wm-svg { width: 100%; height: auto; display: block; }
.wm-base { fill: #c7dbfa; }
.wm-hl   { fill: #7aa8f5; }
.worldmap .pin {
  z-index: 2; background: #fff; border: 2px solid var(--lime);
  box-shadow: 0 2px 6px rgba(37,99,235,.25);
}
.pulse {
  position: absolute; width: 10px; height: 10px; margin: -5px 0 0 -5px; border-radius: 999px;
  background: var(--lime); opacity: .9;
}
.pulse::after {
  content: ""; position: absolute; inset: -5px; border-radius: 999px; border: 2px solid var(--lime);
  animation: ping 2.4s cubic-bezier(0,0,.2,1) infinite;
}
@keyframes ping { 0% { transform: scale(.6); opacity: .8; } 80%, 100% { transform: scale(2.1); opacity: 0; } }
.u-us { left: 22.8%; top: 31.9%; animation-delay: 0s; }
.u-gb { left: 49.0%; top: 19.4%; }
.u-de { left: 53.3%; top: 25.5%; }
.u-jp { left: 88.6%; top: 34.1%; }
.u-gb::after { animation-delay: .6s; } .u-de::after { animation-delay: 1.2s; } .u-jp::after { animation-delay: 1.8s; }
/* 旗标稍微上移，给脉冲点让位 */
.p-us { margin-top: -30px; } .p-gb { margin-top: -30px; }
.p-de { margin-top: -30px; } .p-jp { margin-top: -30px; }

/* 地图动效：流动连线 + 呼吸节点 */
.wm-arc {
  fill: none; stroke: var(--lime); stroke-width: 2.4; stroke-linecap: round;
  stroke-dasharray: 10 14; opacity: .75; animation: dash 3.6s linear infinite;
}
.wm-arc:nth-of-type(2) { animation-duration: 2.6s; }
.wm-arc:nth-of-type(3) { animation-duration: 4.4s; }
.wm-arc:nth-of-type(4) { animation-duration: 5.2s; opacity: .45; }
@keyframes dash { to { stroke-dashoffset: -240; } }
.wm-node { fill: var(--lime); animation: node 2.6s ease-in-out infinite; transform-box: fill-box; transform-origin: center; }
.wm-node:nth-of-type(2) { animation-delay: .5s; }
.wm-node:nth-of-type(3) { animation-delay: 1s; }
.wm-node:nth-of-type(4) { animation-delay: 1.5s; }
@keyframes node { 0%, 100% { r: 5; opacity: .9; } 50% { r: 8; opacity: 1; } }

/* 接入方式：工具网格 + 代码示例 */
.toolslide, .apislide { scroll-snap-align: start; display: flex; flex-direction: column; min-width: 0; height: 100%; }
.tickline { list-style: none; margin: 8px 0 0; padding: 0; display: grid; gap: 4px; }
.tickline li { font-size: 11px; color: var(--muted); display: flex; gap: 6px; }
.tickline li::before { content: "✓"; color: var(--lime); font-weight: 700; }

.lang-tabs { display: flex; gap: 5px; }
.lang-tabs button {
  height: 28px; padding: 0 12px; border: 0; border-radius: 999px; cursor: pointer;
  background: var(--card-soft); color: var(--muted); font-size: 12px; font-family: inherit; transition: .2s;
}
.lang-tabs button.on { background: var(--lime); color: #fff; font-weight: 600; }
.codebox {
  flex: 1; min-height: 0; overflow: auto; margin: 8px 0 0; padding: 12px; border-radius: 12px;
  background: #0f172a; color: #cbd5e1; font-size: 11px; line-height: 1.65;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace; white-space: pre-wrap; word-break: break-all;
}
.copybtn {
  margin-top: 8px; align-self: flex-start; height: 30px; padding: 0 14px; border: 1.5px solid var(--line);
  border-radius: 999px; background: var(--card); color: var(--text); font-size: 12px; font-family: inherit; cursor: pointer;
}
.copybtn:hover { background: var(--lime); color: #fff; border-color: var(--lime); }

/* 集成 Logo 墙：撑满整块，不留空 */
.lg-wrap {
  flex: 1; min-height: 0; overflow: hidden; display: flex; flex-direction: column;
  gap: 6px; padding: 10px; border-radius: 14px; background: #eaf1fb;
}
.lg-row { flex: 1; min-height: 0; display: flex; gap: 6px; }
.lg {
  flex: 1 1 0; min-width: 0; display: grid; place-items: center; border-radius: 9px;
  background: #fff; color: var(--lg); font-size: 12px; font-weight: 700; letter-spacing: -.015em;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis; padding: 0 6px;
}

.lg-foot { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-top: 8px; }
.lg-foot .tick { min-width: 0; font-size: 12px; color: var(--ink-500); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.lg-foot .tick::before { content: "✓"; margin-right: 5px; color: var(--lime); font-weight: 700; }
.lg-foot .link-more { flex: none; }

.codewrap { position: relative; flex: 1; min-height: 0; display: flex; margin-top: 8px; }
.codewrap .codebox { flex: 1; min-height: 0; margin: 0; overflow: auto; }
.copybtn {
  position: absolute; top: 7px; right: 7px; z-index: 2; padding: 3px 9px; border-radius: 7px;
  border: 1px solid rgba(255,255,255,.18); background: rgba(255,255,255,.08); color: #cbd5e1;
  font-size: 11px; cursor: pointer;
}
.copybtn:hover { background: rgba(255,255,255,.16); color: #fff; }

/* 点阵世界地图（覆盖卡） */
.dm-svg { width: 100%; height: 100%; display: block; }
.dm-grid circle { fill: #c3d5f2; }
.dm-node .dm-dot { fill: var(--lime); }
.dm-node .dm-pulse { fill: var(--lime); opacity: .28; transform-box: fill-box; transform-origin: center;
  animation: dmpulse 2.6s ease-out infinite; }
.dm-node:nth-of-type(2) .dm-pulse { animation-delay: .6s; }
.dm-node:nth-of-type(3) .dm-pulse { animation-delay: 1.2s; }
.dm-node:nth-of-type(4) .dm-pulse { animation-delay: 1.8s; }
@keyframes dmpulse { 0% { transform: scale(.6); opacity: .45; } 70%,100% { transform: scale(2.1); opacity: 0; } }
.dm-tag rect { fill: #fff; stroke: var(--line); stroke-width: 1.5; }
.dm-tag .dm-bar { fill: var(--lime); stroke: none; }
.dm-tag text { fill: var(--ink); font-size: 23px; font-weight: 600; font-family: inherit; }
.dm-lead { stroke: #9dbaf0; stroke-width: 1.6; stroke-dasharray: 5 5; fill: none; }

.hero-copy .lede { margin: 10px 0 0; max-width: 30em; font-size: 13px; line-height: 1.7; color: var(--muted); }

/* hero 紧凑化：加了副标题后压掉多余行高 */
.hero-copy h1 { font-size: 40px; line-height: 1.12; }
.hero-copy .lede { margin-top: 8px; font-size: 12.5px; line-height: 1.6; }
.hero-copy .points { margin-top: 10px; gap: 6px; }
.hero-copy .cta { margin-top: 12px; }
.hero .stats { margin-top: 10px; }
.hero .notice { margin-top: 8px; }

/* hero 改为 IPFoxy 式：大标题 + 副标题 + CTA + 指标带 */
.hero-copy h1 { font-size: 46px; line-height: 1.1; }
.hero-copy .lede { margin-top: 12px; max-width: 34em; font-size: 13.5px; line-height: 1.75; }
.hero-copy .cta { margin-top: 18px; }
.hero .stats { margin-top: 16px; }

/* hero 终版尺寸：整屏内放得下标题 + 副标题 + CTA + 指标带 */
.hero-copy h1 { font-size: 37px; line-height: 1.14; }
.hero-copy .lede { margin-top: 10px; font-size: 12.5px; line-height: 1.7; }
.hero-copy .cta { margin-top: 14px; height: 42px; }
.hero .stats { margin-top: 14px; }
.hero .stats > div { padding: 10px 12px; }
.hero .stats b { font-size: 16px; }
.hero .stats span { font-size: 11px; }

/* 覆盖卡地图：实心底 + 流动连线 + 呼吸节点 */
.worldmap { flex: 1; min-height: 0; display: flex; align-items: center; }
.wm-svg { width: 100%; height: auto; display: block; overflow: visible; }
.wm-base { fill: #d3e2fb; }
.wm-hl { fill: #8fb4f7; }
.wm-arc { fill: none; stroke: var(--lime); stroke-width: 2; stroke-dasharray: 10 12; opacity: .55;
  animation: wmflow 1.6s linear infinite; }
@keyframes wmflow { to { stroke-dashoffset: -22; } }
.wm-node .wm-core { fill: var(--lime); }
.wm-node .wm-halo { fill: var(--lime); opacity: .3; transform-box: fill-box; transform-origin: center;
  animation: wmpulse 2.4s ease-out infinite; }
.wm-node:nth-of-type(2) .wm-halo { animation-delay: .5s; }
.wm-node:nth-of-type(3) .wm-halo { animation-delay: 1s; }
.wm-node:nth-of-type(4) .wm-halo { animation-delay: 1.5s; }
@keyframes wmpulse { 0% { transform: scale(.5); opacity: .5; } 70%,100% { transform: scale(2.4); opacity: 0; } }
.worldmap .pin { position: absolute; }

.wm-svg { width: 108%; margin-left: -4%; }

/* 再压 20px，让指标带完整落在首屏内 */
.hero-copy h1 { font-size: 34px; }
.hero-copy .lede { margin-top: 8px; font-size: 12px; line-height: 1.65; }
.hero-copy .cta { margin-top: 12px; height: 40px; }
.hero .stats { margin-top: 12px; }
.hero .stats > div { padding: 8px 12px; }
.hero .stats b { font-size: 15px; }
.hero .stats span { font-size: 10.5px; }

/* 版式对调：6 款产品轮播进右栏（沿用原蓝卡配色），静态 ISP 落到左下白卡 */
.rail .carousel.in-rail {
  grid-column: auto; grid-row: auto; flex: 1; min-height: 0;
  background: var(--lime); border-color: var(--lime); color: #fff;
}
.rail .car-head h3 { color: #fff; }
.rail .car-head p { color: rgba(255,255,255,.78); }
.rail .car-ctrl button { background: rgba(255,255,255,.16); border-color: rgba(255,255,255,.34); color: #fff; }
.rail .car-ctrl button:hover { background: #fff; color: var(--lime); }
.rail .pcard { background: transparent; }
.rail .pcard h3 { color: #fff; }
.rail .pcard .pt-sub, .rail .pcard li, .rail .pk-unit, .rail .pc-more { color: rgba(255,255,255,.8); }
.rail .pcard .pt-ico { background: #fff; color: var(--lime); }
.rail .pk-num { color: #fff; }
.rail .pcard ul { grid-template-columns: 1fr 1fr; gap: 5px 8px; }
.rail .pcard li { font-size: 11px; }
.rail .pcard li::before { background: rgba(255,255,255,.75); }
.rail .pcard .btn-buy { background: #0b1220; color: #fff; }
.rail .pc-more:hover { color: #fff; }
.rail .car-dots i { background: rgba(255,255,255,.4); }
.rail .car-dots i.on { background: #fff; }

.feature.solo {
  grid-column: 1; grid-row: 2; flex: none; min-height: 0; overflow: hidden;
  background: #fff; color: var(--text); border-color: var(--line);
}
.feature.solo .chip.dark { background: var(--lime-soft); color: var(--lime); }
.feature.solo .corner-arrow { background: var(--lime); color: #fff; }
.feature.solo .f-countries li { background: var(--card-soft); }
.feature.solo .f-note { color: var(--muted); opacity: 1; }
.feature.solo .f-price small { color: var(--muted); opacity: 1; }

.rail .carousel.in-rail { padding: 12px 12px 8px; }
.rail .pcard { padding: 12px; }
.rail .pk-row { margin: 10px 0 9px; }
.rail .pc-more { padding-top: 8px; font-size: 11.5px; }

/* 去掉内层半透明底，内容直接落在蓝卡上 */
.rail .pcard { padding: 4px 2px 0; }

/* 右栏产品卡：特性改单列、放大，行间加细分隔线撑满卡片 */
.rail .pcard ul { display: flex; flex-direction: column; gap: 0; margin-top: 2px; }
.rail .pcard li {
  font-size: 13px; line-height: 1.5; color: rgba(255,255,255,.94);
  align-items: center; gap: 10px; padding: 9px 2px; border-top: 1px solid rgba(255,255,255,.18);
}
.rail .pcard li:first-child { border-top: 0; padding-top: 4px; }
.rail .pcard li::before { width: 6px; height: 6px; background: #fff; transform: none; opacity: .9; }
.rail .pcard h3 { font-size: 17px; }
.rail .pcard .pt-sub { font-size: 12.5px; }
.rail .pk-num { font-size: 30px; }
.rail .pk-unit { font-size: 12.5px; }

.rail .pcard li { font-size: 13px; padding: 10px 2px; }
.rail .pc-more { padding-top: 6px; }

.rail .pcard li { padding: 8px 2px; }
.rail .pc-more { padding-top: 4px; font-size: 12px; color: rgba(255,255,255,.85); }
.rail .carousel.in-rail .car-dots { padding-top: 6px; }

/* 6 条特性按卡片高度均分：窗口高就铺开，窗口矮就收紧 */


/* 矮窗口优先保证 6 条特性完整，藏掉底部次要链接 */
@media (max-height: 880px) {
  .rail .pcard li { font-size: 12.5px; min-height: 22px; }
  .rail .pc-more { display: none; }
}

/* 右栏产品卡：紧凑对勾列表，不拉伸；底部规格条吃掉多余空间 */
.rail .pcard ul { flex: none; display: grid; grid-template-columns: 1fr; gap: 9px; margin: 14px 0 0; }
.rail .pcard li {
  display: flex; align-items: center; gap: 9px; padding: 0; border: 0;
  font-size: 13px; line-height: 1.45; color: #fff;
}
.rail .pcard li::before {
  content: "✓"; width: 18px; height: 18px; border-radius: 999px; flex: none; transform: none;
  background: rgba(255,255,255,.22); color: #fff; font-size: 10px; font-weight: 700;
  display: grid; place-items: center; line-height: 1;
}
.rail .pk-spec {
  margin: auto 0 0; padding: 9px 11px; border-radius: 12px; background: rgba(255,255,255,.14);
  font-size: 11.5px; color: rgba(255,255,255,.92); letter-spacing: -.01em;
}
.rail .pc-more { margin-top: 10px; padding-top: 0; }
@media (max-height: 880px) {
  .rail .pcard ul { gap: 7px; }
  .rail .pcard li { font-size: 12.5px; }
  .rail .pk-spec { padding: 7px 10px; font-size: 11px; }
}

/* 常用国家胶囊：占住列表和底部之间的空白 */
.rail .pk-flags { margin: auto 0 10px; display: flex; flex-wrap: wrap; gap: 6px; }
.rail .pk-flags span {
  padding: 5px 10px; border-radius: 999px; background: rgba(255,255,255,.16);
  font-size: 11.5px; color: #fff;
}
.rail .pk-flags .more { background: transparent; border: 1px solid rgba(255,255,255,.35); }
.rail .pk-spec { margin: 0; }
@media (max-height: 880px) { .rail .pk-flags { display: none; } .rail .pk-spec { margin-top: auto; } }

@media (max-height: 880px) {
  .rail .pcard ul { gap: 4px; margin-top: 10px; }
  .rail .pcard li { font-size: 12px; line-height: 1.35; }
  .rail .pcard li::before { width: 16px; height: 16px; font-size: 9px; }
  .rail .pk-spec { display: none; }
  .rail .carousel.in-rail .car-dots { padding-top: 4px; }
}

/* 七条特性：矮窗口下再压一档，保证一条不少 */
@media (max-height: 880px) {
  .rail .pcard ul { gap: 3px; margin-top: 8px; }
  .rail .pcard li { font-size: 11.5px; line-height: 1.3; }
  .rail .pcard li::before { width: 15px; height: 15px; font-size: 8.5px; }
  .rail .pk-row { margin: 8px 0 6px; }
}

@media (max-height: 880px) {
  .rail .car-head p { display: none; }
  .rail .pcard .pt-ico { width: 34px; height: 34px; border-radius: 10px; }
  .rail .pcard .pt-ico svg { width: 17px; height: 17px; }
  .rail .pcard h3 { font-size: 15.5px; }
  .rail .pk-num { font-size: 26px; }
}

/* 立即购买挪到卡片底部，整宽 */
.rail .pcard .btn-buy.block {
  width: 100%; margin-top: auto; height: 46px; border-radius: 999px;
  background: #0b1220; color: #fff; font-size: 14px; font-weight: 600;
}
.rail .pcard .btn-buy.block:hover { background: #050a14; }
.rail .pk-row { justify-content: flex-start; }
@media (max-height: 880px) { .rail .pcard .btn-buy.block { height: 40px; font-size: 13px; } }

@media (max-height: 880px) {
  .rail .carousel.in-rail { padding: 10px 12px 6px; }
  .rail .car-head h3 { font-size: 15px; }
  .rail .pcard { padding: 2px 0 0; }
  .rail .pcard .pt-ico { width: 30px; height: 30px; }
  .rail .pcard .pt-ico svg { width: 15px; height: 15px; }
  .rail .pcard h3 { font-size: 14.5px; }
  .rail .pcard .pt-sub { font-size: 11px; }
  .rail .pk-num { font-size: 23px; }
  .rail .pk-row { margin: 7px 0 4px; }
  .rail .pcard ul { gap: 2px; margin-top: 4px; }
  .rail .pcard li { font-size: 11.5px; line-height: 1.25; }
  .rail .pcard .btn-buy.block { height: 36px; font-size: 12.5px; }
  .rail .carousel.in-rail .car-dots { padding-top: 6px; }
}

/* 高窗口下的呼吸感：顶部别挤，按钮别贴底 */
@media (min-height: 881px) {
  .rail .carousel.in-rail { padding: 16px 16px 12px; }
  .rail .car-head { margin-bottom: 8px; }
  .rail .pcard { padding: 6px 0 0; }
  .rail .pk-head { gap: 12px; }
  .rail .pk-row { margin: 14px 0 8px; }
  .rail .pcard ul { gap: 10px; margin-top: 10px; }
  .rail .pcard .btn-buy.block { margin-top: auto; margin-bottom: 14px; }
  .rail .carousel.in-rail .car-dots { padding-top: 0; }
}

/* 高窗口：多余空间平均分给七行，不再堆在按钮上方 */
@media (min-height: 881px) {
  .rail .pcard ul { flex: 1; min-height: 0; display: flex; flex-direction: column;
    justify-content: space-between; gap: 10px; margin: 12px 0 0; }
  .rail .pcard .btn-buy.block { margin-top: 14px; margin-bottom: 10px; }
}

/* 行距固定回紧凑值，只把按钮跟在列表后面（多余空间留在按钮下方） */
@media (min-height: 881px) {
  .rail .pcard ul { flex: none; justify-content: flex-start; gap: 11px; margin: 12px 0 0; }
  .rail .pcard .btn-buy.block { margin-top: 18px; margin-bottom: 0; }
}

/* 按钮居中在列表和卡片底部之间（上下空白各占一半） */
@media (min-height: 881px) {
  .rail .pcard .btn-buy.block { margin-top: auto; margin-bottom: auto; }
}

/* 左下：定制方案（沿用「适用场景」那套淡色卡的配色与材质，取 t-purple） */
.whycard {
  grid-column: 1; grid-row: 2; display: flex; flex-direction: column;
  padding: 24px 26px 22px; overflow: hidden; position: relative; border: 0;
  background: #f0eafd;
}
/* 右上淡色圆形水印，和 .sc-list li::after 同一手法 */
.whycard::after {
  content: ''; position: absolute; right: -52px; top: -52px;
  width: 190px; height: 190px; border-radius: 50%; background: #fff; opacity: .5;
  pointer-events: none;
}
.why-head { position: relative; z-index: 1; display: flex; align-items: flex-start; justify-content: space-between; gap: 14px; }
.whycard h3 { margin: 0; font-size: 23px; font-weight: 650; letter-spacing: -.035em; line-height: 1.15; color: var(--text); }
.why-sub { margin: 8px 0 0; font-size: 13px; line-height: 1.6; color: var(--muted); }
/* 按钮用该色系的深色，和图标同一个紫 */
.why-cta {
  flex: none; display: inline-flex; align-items: center; gap: 8px; height: 38px; padding: 0 18px;
  border-radius: 999px; background: #5a44b5; color: #fff; white-space: nowrap;
  font-size: 13.5px; font-weight: 600; letter-spacing: -.015em;
  transition: transform .15s ease, box-shadow .15s ease;
}
.why-cta:hover { transform: translateY(-1px); box-shadow: 0 8px 20px rgba(90,68,181,.28); }
.why-cta i { font-style: normal; font-size: 14px; }
.why-grid {
  position: relative; z-index: 1; flex: 1; min-height: 0;
  list-style: none; margin: 20px 0 0; padding: 0;
  display: grid; grid-template-columns: 1fr 1fr;
  align-content: space-evenly; gap: 4px 16px;
}
.why-grid li { display: flex; align-items: center; gap: 12px; min-width: 0; }
.why-grid li > span:last-child {
  min-width: 0; font-size: 14.5px; font-weight: 650; letter-spacing: -.025em; line-height: 1.35;
  color: var(--text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
/* 白色图标块 + 极淡投影，与 .sc-ico 完全一致 */
.wg-ico {
  flex: none; display: grid; place-items: center; width: 32px; height: 32px;
  border-radius: 10px; background: #fff; color: #5a44b5;
  box-shadow: 0 1px 2px rgba(16,24,40,.08);
}
.wg-ico svg { width: 17px; height: 17px; }
@media (max-height: 880px) {
  .whycard { padding: 17px 19px 16px; }
  .whycard h3 { font-size: 19.5px; }
  .why-sub { margin-top: 6px; font-size: 12px; }
  .why-cta { height: 33px; padding: 0 15px; font-size: 12.5px; }
  .why-grid { margin-top: 14px; gap: 3px 13px; }
  .why-grid li { gap: 10px; }
  .why-grid li > span:last-child { font-size: 13px; }
  .wg-ico { width: 28px; height: 28px; border-radius: 9px; }
  .wg-ico svg { width: 16px; height: 16px; }
}

/* hero 底部：五项能力，标题 + 整句说明，横跨整张卡 */
.hero { grid-template-rows: minmax(0, 1fr) auto; }
.hero-copy, .hero-visual { grid-row: 1; }
.hero-visual { grid-column: 2; }
.statsband {
  grid-column: 1 / -1; grid-row: 2; display: grid; grid-template-columns: repeat(5, 1fr);
  gap: 10px; margin-top: 14px; padding-top: 14px; border-top: 1px solid rgba(15,23,42,.1);
}
.statsband > div { min-width: 0; }
.statsband b { display: block; font-size: 13.5px; font-weight: 650; letter-spacing: -.02em; line-height: 1.35; }
.statsband p { margin: 5px 0 0; font-size: 11.5px; line-height: 1.6; color: var(--muted); }
@media (max-height: 880px) {
  .statsband { gap: 8px; margin-top: 10px; padding-top: 10px; }
  .statsband b { font-size: 12.5px; }
  .statsband p { margin-top: 3px; font-size: 11px; line-height: 1.5; }
}

/* hero 能力带：五张小卡，图标 + 标题 + 说明 */
.statsband { border-top: 0; padding-top: 0; gap: 8px; }
.sb-item {
  display: flex; flex-direction: column; gap: 6px; padding: 12px 13px 13px;
  border-radius: 16px; background: rgba(255,255,255,.7); border: 1px solid rgba(15,23,42,.06);
}
.sb-ico {
  display: grid; place-items: center; width: 30px; height: 30px; border-radius: 10px;
  background: var(--lime); color: #fff;
}
.sb-ico svg { width: 16px; height: 16px; }
.statsband b { font-size: 13px; font-weight: 650; letter-spacing: -.02em; line-height: 1.3; }
.statsband p { margin: 0; font-size: 11px; line-height: 1.55; color: var(--muted); }

@media (max-height: 880px) {
  .sb-item { gap: 5px; padding: 9px 10px 10px; border-radius: 13px; }
  .sb-ico { width: 26px; height: 26px; border-radius: 9px; }
  .sb-ico svg { width: 14px; height: 14px; }
  .statsband b { font-size: 12px; }
  .statsband p { font-size: 10.5px; line-height: 1.5; }
}

@media (max-height: 880px) {
  .hero { padding: 16px 18px 14px; }
  .hero .chip { height: 28px; font-size: 11.5px; padding: 0 12px; }
  .hero-copy h1 { font-size: 30px; margin-top: 10px; }
  .hero-copy .lede { margin-top: 7px; font-size: 11.5px; line-height: 1.6; }
  .hero-copy .cta { margin-top: 10px; height: 38px; }
  .statsband { margin-top: 10px; }
  .hero-visual { align-self: center; }
  .flat-art { max-height: min(100%, 230px); }
}

/* 接入方式：单卡，不再轮播 */
.toolcard { grid-column: 2; grid-row: 2; display: flex; flex-direction: column; padding: 14px 16px 14px; overflow: hidden; }
.toolcard .car-head { margin-bottom: 10px; }
.toolcard .lg-wrap { flex: 1; min-height: 0; }

/* ===== 产品页：一屏卡片网格 ===== */
.pgrid {
  flex: 1; min-height: 0; display: grid; gap: 12px;
  grid-template-columns: repeat(4, 1fr); grid-template-rows: auto 1.04fr 1fr;
}
.pcd {
  position: relative; display: flex; flex-direction: column; min-width: 0; min-height: 0; overflow: hidden;
  background: var(--card); border: 1.5px solid var(--line); border-radius: var(--r-card); padding: 0;
}
.pcd.big { grid-column: span 2; }

.pcd-hd {
  display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 12px;
  padding: 16px 18px; background: var(--pc-soft);
}
.pcd-ico { display: grid; place-items: center; width: 42px; height: 42px; border-radius: 14px; background: var(--pc-ink); color: #fff; }
.pcd-ico svg { width: 21px; height: 21px; }
.pcd-name { min-width: 0; }
.pcd-name h3 { margin: 0; font-size: 19px; letter-spacing: -.03em; }
.pcd-name span { display: block; margin-top: 2px; font-size: 11.5px; color: var(--pc-ink); opacity: .85; }
.pcd-cost { text-align: right; white-space: nowrap; }
.pcd-cost b { font-size: 24px; font-weight: 700; letter-spacing: -.04em; color: var(--pc-ink); }
.pcd-cost em { display: block; font-style: normal; font-size: 11px; color: var(--pc-ink); opacity: .8; }
.pcd-badge {
  display: inline-block; margin-left: 9px; padding: 3px 9px; border-radius: 999px; vertical-align: 3px;
  background: var(--pc-ink); color: #fff; font-size: 10.5px; font-weight: 600; font-style: normal; letter-spacing: 0;
}
.pcd.big .pcd-hd { padding: 18px 22px; }
.pcd.big .pcd-name h3 { font-size: 22px; }
.pcd.big .pcd-cost b { font-size: 28px; }

.pcd-desc { margin: 14px 20px 0; font-size: 12.5px; line-height: 1.7; color: var(--muted); }
.pcd-spec { display: flex; gap: 8px; margin: 12px 20px 0; }
.pcd-spec div { flex: 1; min-width: 0; padding: 8px 10px; border-radius: 12px; background: var(--card-soft); }
.pcd-spec span { display: block; font-size: 10.5px; color: var(--muted); }
.pcd-spec b { display: block; margin-top: 2px; font-size: 12px; letter-spacing: -.02em; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.pcd-list { list-style: none; margin: 14px 20px 0; padding: 0; display: grid; gap: 8px; }
.pcd.big .pcd-list { grid-template-columns: 1fr 1fr; gap: 9px 18px; }
.pcd-list li { display: flex; align-items: center; gap: 8px; font-size: 12.5px; color: var(--text); }
.pcd-list i { flex: none; display: grid; place-items: center; width: 17px; height: 17px; border-radius: 999px; background: var(--pc-soft); color: var(--pc-ink); }
.pcd-list i svg { width: 10px; height: 10px; }
.pcd .btn.block { width: auto; margin: auto 20px 18px; }

.pcd.tone-blue   { --pc-soft: #e4ecff; --pc-ink: #2563eb; }
.pcd.tone-indigo { --pc-soft: #e8e6ff; --pc-ink: #4f46e5; }
.pcd.tone-sky    { --pc-soft: #e0f0fc; --pc-ink: #0284c7; }
.pcd.tone-cyan   { --pc-soft: #ddf2f4; --pc-ink: #0e7490; }
.pcd.tone-slate  { --pc-soft: #e6eaf1; --pc-ink: #334e68; }
.pcd.tone-teal   { --pc-soft: #dcf1ec; --pc-ink: #0f766e; }

.pcd.sm .pcd-name h3 { font-size: 16.5px; }
.pcd.sm .pcd-cost b { font-size: 19px; }
.pcd.sm .pcd-ico { width: 36px; height: 36px; border-radius: 12px; }
.pcd.sm .pcd-ico svg { width: 18px; height: 18px; }
.pcd.sm .pcd-desc { margin-top: 12px; font-size: 11.5px; line-height: 1.65; }
.pcd.sm .pcd-list li { font-size: 12px; }

@media (max-height: 1200px) {
  .pcd-hd { padding: 12px 16px; gap: 10px; }
  .pcd.big .pcd-hd { padding: 14px 18px; }
  .pcd-desc { margin-top: 11px; font-size: 11.5px; line-height: 1.6; }
  .pcd-spec { margin-top: 10px; }
  .pcd-spec div { padding: 6px 9px; }
  .pcd-list { margin-top: 11px; gap: 6px; }
  .pcd.big .pcd-list { gap: 7px 16px; }
  .pcd-list li { font-size: 11.5px; }
  .pcd .btn.block { margin-bottom: 14px; }
  .pcd.big .pcd-name h3 { font-size: 20px; }
  .pcd.big .pcd-cost b { font-size: 25px; }
}

.pcd-note { margin: 12px 20px 0; padding-top: 10px; border-top: 1px solid var(--line); font-size: 11px; color: var(--muted); }
.pcd .btn.block { margin-top: 12px; }
.pcd-list { margin-bottom: auto; }

/* 大客定制方案横幅 */
.pcd-enterprise {
  grid-column: 1 / -1; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 20px;
  padding: 16px 24px; border: 1.5px solid var(--line); border-radius: var(--r-card); background: var(--card);
}
.ent-art { position: relative; display: grid; place-items: center; width: 84px; height: 72px; }
.ent-ring { position: absolute; border-radius: 999px; background: var(--lime); }
.ent-ring.r1 { width: 46px; height: 46px; opacity: .14; }
.ent-ring.r2 { width: 62px; height: 62px; opacity: .09; }
.ent-ring.r3 { width: 78px; height: 78px; opacity: .05; }
.ent-ico { position: relative; display: grid; place-items: center; width: 34px; height: 34px; border-radius: 12px; background: var(--lime); color: #fff; }
.ent-ico svg { width: 18px; height: 18px; }
.ent-text h3 { margin: 0; font-size: 19px; letter-spacing: -.03em; }
.ent-text p { margin: 5px 0 0; max-width: 78ch; font-size: 12.5px; line-height: 1.65; color: var(--muted); }
.btn-outline-lime {
  height: 44px; padding: 0 26px; border-radius: 999px; border: 1.5px solid var(--lime);
  background: transparent; color: var(--lime); font-size: 14px; font-weight: 600; white-space: nowrap;
}
.btn-outline-lime:hover { background: var(--lime); color: #fff; }
@media (max-height: 1200px) {
  .pcd-enterprise { padding: 12px 20px; gap: 16px; }
  .ent-art { width: 66px; height: 58px; }
  .ent-ring.r1 { width: 38px; height: 38px; } .ent-ring.r2 { width: 50px; height: 50px; } .ent-ring.r3 { width: 62px; height: 62px; }
  .ent-ico { width: 30px; height: 30px; border-radius: 10px; }
  .ent-text h3 { font-size: 17px; }
  .ent-text p { margin-top: 3px; font-size: 11.5px; line-height: 1.55; }
  .btn-outline-lime { height: 38px; padding: 0 20px; font-size: 13px; }
}

/* 矮窗口：产品卡整体收紧，保证按钮和大客横幅都在一屏内 */
@media (max-height: 1200px) {
  .pgrid { gap: 10px; grid-template-rows: auto 1.02fr 1fr; }
  .pcd-hd { padding: 10px 14px; }
  .pcd.big .pcd-hd { padding: 12px 16px; }
  .pcd-ico { width: 36px; height: 36px; border-radius: 12px; }
  .pcd-ico svg { width: 18px; height: 18px; }
  .pcd.sm .pcd-ico { width: 32px; height: 32px; }
  .pcd-desc { margin: 9px 16px 0; font-size: 11px; line-height: 1.55; }
  .pcd-spec { margin: 8px 16px 0; gap: 6px; }
  .pcd-spec div { padding: 5px 8px; border-radius: 10px; }
  .pcd-spec span { font-size: 10px; }
  .pcd-spec b { font-size: 11px; }
  .pcd-list { margin: 9px 16px 0; gap: 5px; }
  .pcd.big .pcd-list { gap: 6px 14px; }
  .pcd-list li { font-size: 11px; }
  .pcd-list i { width: 15px; height: 15px; }
  .pcd-note { display: none; }
  .pcd .btn.block { margin: auto 16px 12px; height: 38px; font-size: 13px; }
}

@media (max-height: 1200px) {
  .pcd.sm .pcd-desc { margin-top: 8px; font-size: 10.5px; line-height: 1.5; }
  .pcd.sm .pcd-spec { margin-top: 7px; }
  .pcd.sm .pcd-spec div { padding: 4px 8px; }
  .pcd.sm .pcd-list { margin-top: 7px; gap: 4px; }
  .pcd.sm .pcd-list li { font-size: 10.5px; }
  .pcd.sm .pcd-list i { width: 14px; height: 14px; }
  .pcd.sm .btn.block { height: 34px; font-size: 12.5px; margin-bottom: 10px; }
  .pcd.sm .pcd-hd { padding: 9px 13px; }
}

/* 购买按钮改品牌蓝；蓝底卡片上用白底蓝字，保证对比 */
.pcd .btn.block { background: var(--lime); color: #fff; }
.pcd .btn.block:hover { background: var(--lime-hover); }
.rail .pcard .btn-buy.block { background: #fff; color: var(--lime); }
.rail .pcard .btn-buy.block:hover { background: #eef3ff; color: var(--lime-hover); }

/* 按钮不参与压缩：内容多的卡片以前会把按钮挤矮 */
.pcd .btn.block { flex: none; height: 46px; }
.pcd.sm .btn.block { height: 42px; }
.rail .pcard .btn-buy.block { flex: none; }
@media (max-height: 1200px) {
  .pcd .btn.block { height: 38px; }
  .pcd.sm .btn.block { height: 34px; }
}

/* 保险：内容再多也不把按钮挤出卡片 */
.pcd-list { min-height: 0; overflow: hidden; }
.pcd-desc { min-height: 0; }

/* ===== 窄屏：一屏放不下就改成从上往下滚，但每张卡自身的排版保持不变 ===== */
@media (max-width: 1240px) {
  body { padding: 8px; height: auto; }
  .frame { height: auto; min-height: calc(100vh - 16px); border-radius: 26px; }
  .bento { grid-template-columns: repeat(2, 1fr); grid-template-rows: none; }

  /* 主卡横跨整行，插画放到文案下面而不是直接藏掉 */
  .hero { grid-column: 1 / -1; grid-row: auto; grid-template-columns: 1fr; grid-template-rows: auto auto auto; }
  .hero-copy { grid-column: 1; grid-row: 1; }
  .hero-visual { grid-column: 1; grid-row: 2; max-height: 220px; margin-top: 8px; }
  .statsband { grid-row: 3; grid-template-columns: repeat(3, 1fr); }

  /* 右栏从竖排改成并排两块 */
  .rail { grid-column: 1 / -1; grid-row: auto; flex-direction: row; align-items: stretch; }
  .rail .scenes { flex: 1; }
  .rail .carousel.in-rail { flex: 1.4; }

  .whycard, .toolcard, .globalcard { grid-column: auto; grid-row: auto; }
  .globalcard { grid-column: 1 / -1; }

  /* 高度限制只在一屏布局里有意义，滚动布局下全部放开：
     卡片、轮播轨道、卡片内容都改成按内容撑高，
     否则内容比卡片高时「立即购买」会压住最后一条特性和圆点 */
  .rail .pcard ul { flex: none; }
  .rail .pk-flags, .rail .pk-spec, .rail .pc-more { display: revert; }
  /* flex:1 会让卡片按剩余空间算高，底部圆点被 overflow 裁掉；滚动布局下按内容撑开 */
  .rail .carousel.in-rail { flex: none; height: auto; min-height: 0; }
  .rail .scenes { flex: none; }
  .rail .car-track { flex: none; height: auto; overflow-y: visible; }
  .rail .pcard { height: auto; }
  .rail .pcard .btn-buy.block { margin: 18px 0 0; }
  .rail .carousel.in-rail .car-dots { margin-top: 14px; padding-top: 0; }
  .carousel .car-track, .carousel .fslide, .carousel .pcard { height: auto; }
  .toolcard .lg-wrap { min-height: 260px; }
}

@media (max-width: 900px) {
  .bento { grid-template-columns: 1fr; }
  .rail { flex-direction: column; }
  .statsband { grid-template-columns: repeat(2, 1fr); }
  .pillnav { display: none; }   /* 导航收起，logo 和注册按钮保留 */
  .hero-copy h1 { font-size: 30px; }
}

@media (max-width: 680px) {
  .statsband { grid-template-columns: 1fr; }
  .lg-row { flex-wrap: wrap; }
  .foot { flex-direction: column; gap: 4px; }
  .nav-actions .btn-ghost { display: none; }
}