/* ============================================================
   主张网 · 极光渐变风 (Aurora / Mesh Gradient)
   深色星云底 #070B14 + 极光青/品红/紫/极光绿 光斑
   展示字体 Outfit(500/700/800 本地 vendor) + 中文系统栈
   仅深色模式 · GPU 合成动画(transform/opacity) · 无任何外链
   ============================================================ */

@import url("vendor/fonts/outfit-v5.3.0-500.css");
@import url("vendor/fonts/outfit-v5.3.0-700.css");
@import url("vendor/fonts/outfit-v5.3.0-800.css");

/* ---------- 设计变量 ---------- */
:root {
  --bg: #070B14;
  --ink: #F1F5F9;
  --muted: #94A3B8;
  --soft: #CBD5E1;
  --line: rgba(255, 255, 255, .09);
  --line-strong: rgba(255, 255, 255, .22);
  --card: rgba(255, 255, 255, .04);
  --card-hover: rgba(255, 255, 255, .06);
  --cyan: #22D3EE;
  --magenta: #E879F9;
  --violet: #818CF8;
  --green: #34D399;
  --grad: linear-gradient(100deg, #22D3EE 0%, #818CF8 48%, #E879F9 100%);
  --grad-btn: linear-gradient(120deg, #22D3EE 0%, #818CF8 55%, #E879F9 100%);
  --radius: 16px;
  --font: "Outfit", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei",
          "Noto Sans SC", "Source Han Sans SC", system-ui, -apple-system, "Segoe UI", sans-serif;
  --shadow-card: 0 18px 44px -24px rgba(2, 6, 18, .9);
  --glow-cyan: 0 10px 34px -10px rgba(34, 211, 238, .45);
}

/* ---------- 基础 ---------- */
*,
*::before,
*::after { box-sizing: border-box; margin: 0; padding: 0; }

/* 静态星网底色放在 html 上，保证 z-index:-1 的极光层可见 */
html {
  background:
    radial-gradient(1100px 760px at 88% -8%, rgba(129, 140, 248, .10), transparent 62%),
    radial-gradient(950px 680px at -8% 26%, rgba(34, 211, 238, .08), transparent 60%),
    radial-gradient(900px 700px at 50% 118%, rgba(232, 121, 249, .07), transparent 62%),
    #070B14;
  color-scheme: dark;
  scroll-behavior: smooth;
  scroll-padding-top: 86px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font);
  font-weight: 500;
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink);
  min-height: 100vh;
  overflow-x: hidden;
}

img { max-width: 100%; display: inline-block; vertical-align: middle; }
a { color: inherit; text-decoration: none; }
b, strong { font-weight: 700; color: inherit; }
button { font-family: inherit; }

::selection { background: rgba(129, 140, 248, .45); color: #FFFFFF; }

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255, 255, 255, .14); border-radius: 8px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255, 255, 255, .26); }

:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: 6px;
}

.container { max-width: 1180px; margin: 0 auto; padding: 0 22px; }

/* ---------- 极光光斑层（JS 注入 .aurora-blob） ---------- */
.aurora-layer {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
}

.aurora-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  will-change: transform;
  transform: translate3d(0, 0, 0);
}

.aurora-blob.b1 {
  width: 56vmax; height: 56vmax;
  top: -20vmax; left: -16vmax;
  background: radial-gradient(circle at 50% 50%, rgba(34, 211, 238, .55) 0%, rgba(34, 211, 238, 0) 68%);
  opacity: .36;
  animation: drift-a 82s ease-in-out infinite alternate;
}

.aurora-blob.b2 {
  width: 48vmax; height: 48vmax;
  top: -12vmax; right: -14vmax;
  background: radial-gradient(circle at 50% 50%, rgba(232, 121, 249, .5) 0%, rgba(232, 121, 249, 0) 68%);
  opacity: .32;
  animation: drift-b 74s ease-in-out infinite alternate;
}

.aurora-blob.b3 {
  width: 52vmax; height: 52vmax;
  bottom: -22vmax; left: 12vmax;
  background: radial-gradient(circle at 50% 50%, rgba(129, 140, 248, .5) 0%, rgba(129, 140, 248, 0) 68%);
  opacity: .32;
  animation: drift-c 90s ease-in-out infinite alternate;
}

.aurora-blob.b4 {
  width: 40vmax; height: 40vmax;
  bottom: -14vmax; right: -8vmax;
  background: radial-gradient(circle at 50% 50%, rgba(52, 211, 153, .45) 0%, rgba(52, 211, 153, 0) 68%);
  opacity: .26;
  animation: drift-d 68s ease-in-out infinite alternate;
}

/* 缓慢漂移：只用 transform/scale，保持 GPU 合成 */
@keyframes drift-a {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to   { transform: translate3d(9%, 7%, 0) scale(1.16); }
}
@keyframes drift-b {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to   { transform: translate3d(-8%, 9%, 0) scale(1.22); }
}
@keyframes drift-c {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to   { transform: translate3d(7%, -8%, 0) scale(1.12); }
}
@keyframes drift-d {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to   { transform: translate3d(-9%, -6%, 0) scale(1.18); }
}

/* ---------- 渐变文字（不支持时回退实色） ---------- */
h1, .h2, .mission h2, .bigcta h2, .stat b, .deadline h3 {
  color: var(--ink);
}

@supports ((-webkit-background-clip: text) or (background-clip: text)) {
  h1, .h2, .mission h2, .bigcta h2, .stat b, .deadline h3,
  .accent, .go, .more a {
    background-image: var(--grad);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    padding-bottom: .06em;
  }
  .accent, .go, .more a { padding-bottom: 0; }
  .accent { display: inline-block; }
}

h1 {
  font-size: clamp(34px, 5.2vw, 58px);
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: -.012em;
  margin: 18px 0 0;
}

.h2 {
  display: block;
  font-size: clamp(26px, 3.4vw, 40px);
  font-weight: 800;
  line-height: 1.28;
  letter-spacing: -.01em;
  margin-top: 14px;
}

.accent { font-weight: 800; }

/* ---------- 顶栏 ---------- */
.topbar {
  position: relative;
  z-index: 2;
  background: rgba(255, 255, 255, .025);
  border-bottom: 1px solid rgba(255, 255, 255, .06);
  font-size: 12.5px;
  color: var(--muted);
}

.topbar .container {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 4px 18px;
  padding-top: 9px;
  padding-bottom: 9px;
}

.topbar b { color: var(--ink); }

.tel, .copy-tel { color: #67E8F9; transition: color .2s ease; }
.tel:hover, .copy-tel:hover { color: #A5F3FC; }

/* ---------- 导航 ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(7, 11, 20, .72);
  -webkit-backdrop-filter: blur(14px) saturate(1.25);
  backdrop-filter: blur(14px) saturate(1.25);
  border-bottom: 1px solid rgba(255, 255, 255, .07);
}

.nav .container {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 66px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  font-weight: 800;
  font-size: 19px;
  line-height: 1.2;
  white-space: nowrap;
}

.logo small {
  display: block;
  font-size: 10.5px;
  font-weight: 500;
  letter-spacing: .28em;
  color: var(--muted);
}

/* 品牌红标 hue-rotate 映射到极光青色系，白色象形保留 */
.mark-img {
  filter: hue-rotate(198deg) saturate(.95) brightness(1.05);
}

.links {
  display: flex;
  align-items: center;
  gap: 2px 14px;
}

.links a {
  display: inline-block;
  padding: 8px 2px;
  font-size: 13.5px;
  font-weight: 500;
  color: var(--soft);
  white-space: nowrap;
  transition: color .2s ease;
}

.links a:hover { color: #FFFFFF; }

.links a.active {
  color: #FFFFFF;
  position: relative;
}

.links a.active::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 2px;
  height: 2px;
  border-radius: 2px;
  background: var(--grad);
  box-shadow: 0 0 14px rgba(34, 211, 238, .55);
}

.links .btn.sm { margin-left: 8px; }

.menu-btn {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 40px;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: rgba(255, 255, 255, .04);
  cursor: pointer;
  transition: border-color .2s ease, background .2s ease;
}

.menu-btn:hover { border-color: var(--line-strong); background: rgba(255, 255, 255, .07); }

.menu-btn span {
  width: 18px;
  height: 2px;
  border-radius: 2px;
  background: var(--ink);
  transition: transform .25s ease, opacity .2s ease;
}

.menu-btn[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-btn[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-btn[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-family: var(--font);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: .01em;
  cursor: pointer;
  white-space: nowrap;
  transition: transform .2s ease, box-shadow .25s ease, filter .2s ease,
              background .2s ease, border-color .2s ease, color .2s ease;
}

.btn.lg { padding: 16px 30px; font-size: 16px; }
.btn.sm { padding: 8px 16px; font-size: 13px; }

.btn:not(.ghost) {
  background-color: var(--violet);
  background-image: var(--grad-btn);
  color: #041020;
  text-shadow: 0 1px 0 rgba(255, 255, 255, .18);
  box-shadow: var(--glow-cyan);
}

.btn:not(.ghost):hover {
  transform: translateY(-2px);
  filter: brightness(1.08);
  box-shadow: 0 16px 44px -12px rgba(99, 102, 241, .55);
}

.btn:not(.ghost):active { transform: translateY(0); filter: brightness(.97); }

.btn.ghost {
  background: rgba(255, 255, 255, .05);
  border-color: var(--line-strong);
  color: var(--ink);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

.btn.ghost:hover {
  transform: translateY(-2px);
  background: rgba(255, 255, 255, .09);
  border-color: rgba(255, 255, 255, .45);
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: 84px 0 76px;
}

/* 头图区静态极光辉光（补充全局光斑） */
.hero::before {
  content: "";
  position: absolute;
  inset: -18% -8% 20%;
  pointer-events: none;
  background:
    radial-gradient(620px 420px at 16% 18%, rgba(34, 211, 238, .13), transparent 70%),
    radial-gradient(680px 480px at 86% 6%, rgba(232, 121, 249, .11), transparent 70%),
    radial-gradient(520px 420px at 60% 90%, rgba(129, 140, 248, .10), transparent 70%);
}

.hero .inner { position: relative; max-width: 880px; }

.quality {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 15px;
  border: 1px solid rgba(52, 211, 153, .35);
  border-radius: 999px;
  background: rgba(52, 211, 153, .08);
  color: #6EE7B7;
  font-size: 13px;
  font-weight: 700;
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border: 1px solid rgba(34, 211, 238, .32);
  border-radius: 999px;
  background: rgba(34, 211, 238, .07);
  color: #67E8F9;
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: .12em;
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

.eyebrow::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--grad);
  box-shadow: 0 0 10px rgba(34, 211, 238, .8);
}

.sub {
  margin-top: 22px;
  max-width: 780px;
  font-size: 16.5px;
  line-height: 1.85;
  color: var(--muted);
}

.sub strong { color: inherit; }

.actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-top: 32px;
}

.pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 36px;
}

.pills a {
  padding: 9px 17px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, .04);
  color: var(--soft);
  font-size: 14px;
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  transition: border-color .2s ease, color .2s ease, transform .2s ease, background .2s ease;
}

.pills a:hover {
  transform: translateY(-2px);
  border-color: rgba(34, 211, 238, .5);
  background: rgba(34, 211, 238, .07);
  color: #FFFFFF;
}

.trustrow {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin-top: 28px;
  font-size: 14px;
  color: var(--muted);
}

.trustrow > span { display: inline-flex; align-items: center; gap: 9px; }

.dot {
  width: 8px;
  height: 8px;
  flex: none;
  border-radius: 50%;
  background: var(--grad);
  box-shadow: 0 0 10px rgba(34, 211, 238, .7);
}

/* ---------- 区块 ---------- */
.section { padding: 78px 0; position: relative; }

.section.tinted {
  background: linear-gradient(180deg, rgba(255, 255, 255, .03), rgba(255, 255, 255, .015));
  border-top: 1px solid rgba(255, 255, 255, .055);
  border-bottom: 1px solid rgba(255, 255, 255, .055);
}

.lede {
  margin-top: 14px;
  max-width: 760px;
  font-size: 16.5px;
  color: var(--muted);
}

.grid { display: grid; gap: 22px; }
.grid.c2 { grid-template-columns: repeat(2, 1fr); }
.grid.c3 { grid-template-columns: repeat(3, 1fr); }

/* ---------- 通用玻璃卡片 ---------- */
.feature,
.hub-card,
.card,
.stepcard {
  position: relative;
  display: block;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--card);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow-card);
  transition: transform .25s ease, border-color .25s ease, background .25s ease, box-shadow .25s ease;
}

.feature:hover,
.hub-card:hover,
.card:hover,
.stepcard:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 255, 255, .24);
  background: var(--card-hover);
  box-shadow: 0 24px 54px -26px rgba(2, 6, 18, .95), 0 0 0 1px rgba(34, 211, 238, .12);
}

.feature h3,
.hub-card h3,
.card h3,
.stepcard h3 {
  font-size: 19.5px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 10px;
}

.feature p,
.hub-card p,
.card p,
.stepcard p {
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--muted);
}

.go {
  display: inline-block;
  margin-top: 16px;
  font-size: 14px;
  font-weight: 700;
}

.feature:hover .go { text-decoration: underline; text-underline-offset: 4px; }

.more { display: block; margin-top: 16px; }

.more a {
  font-size: 14px;
  font-weight: 700;
}

.more a:hover { text-decoration: underline; text-underline-offset: 4px; }

/* ---------- 标签 ---------- */
.tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: .06em;
  margin-bottom: 12px;
}

.tag.t-brand {
  color: #67E8F9;
  background: rgba(34, 211, 238, .10);
  border: 1px solid rgba(34, 211, 238, .38);
}

.tag.t-green {
  color: #6EE7B7;
  background: rgba(52, 211, 153, .10);
  border: 1px solid rgba(52, 211, 153, .36);
}

.tag.t-navy {
  color: #A5B4FC;
  background: rgba(129, 140, 248, .12);
  border: 1px solid rgba(129, 140, 248, .4);
}

.tag.t-amber {
  color: #F0ABFC;
  background: rgba(232, 121, 249, .10);
  border: 1px solid rgba(232, 121, 249, .36);
}

/* ---------- 使命宣言 + 评价轮播 ---------- */
.mission {
  padding: clamp(64px, 9vw, 96px) 22px;
  text-align: center;
}

.mission h2 {
  max-width: 880px;
  margin: 0 auto;
  font-size: clamp(24px, 3.2vw, 38px);
  font-weight: 800;
  line-height: 1.4;
}

.mission > p {
  max-width: 720px;
  margin: 18px auto 0;
  color: var(--muted);
  font-size: 15.5px;
}

.quotes {
  max-width: 760px;
  margin: 44px auto 0;
  padding: 30px 28px 26px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: rgba(255, 255, 255, .035);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

.q-slide { display: none; }

.q-slide.is-active {
  display: block;
  animation: qIn .55s ease both;
}

@keyframes qIn {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: none; }
}

.q-slide p {
  font-size: 16.5px;
  line-height: 1.9;
  color: var(--soft);
}

.q-slide cite {
  display: block;
  margin-top: 14px;
  font-style: normal;
  font-size: 13.5px;
  color: var(--muted);
}

.q-dots {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 24px;
}

.q-dot {
  width: 9px;
  height: 9px;
  padding: 0;
  border: none;
  border-radius: 999px;
  background: rgba(255, 255, 255, .22);
  cursor: pointer;
  transition: width .3s ease, background .3s ease;
}

.q-dot:hover { background: rgba(255, 255, 255, .45); }

.q-dot.is-active {
  width: 26px;
  background: var(--grad);
  box-shadow: 0 0 12px rgba(34, 211, 238, .55);
}

/* ---------- 数字条 ---------- */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.stat {
  text-align: center;
  padding: 30px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--card);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  transition: border-color .25s ease, transform .25s ease;
}

.stat:hover { transform: translateY(-4px); border-color: rgba(255, 255, 255, .24); }

.stat b {
  display: block;
  font-size: clamp(32px, 4vw, 44px);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -.01em;
}

.stat span {
  display: block;
  margin-top: 8px;
  font-size: 14px;
  color: var(--muted);
}

/* ---------- 步骤卡 ---------- */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  flex: none;
  border-radius: 13px;
  background: var(--grad-btn);
  color: #041020;
  font-size: 18px;
  font-weight: 800;
  box-shadow: var(--glow-cyan);
}

.stepcard .num { margin-bottom: 16px; }

/* ---------- 路线列表（劳动/校园/反骚扰等长文路线卡） ---------- */
.routelist {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 30px;
}

.routecard {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 20px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--card);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow-card);
  transition: border-color .25s ease, background .25s ease, transform .25s ease;
}

.routecard:hover {
  transform: translateY(-3px);
  border-color: rgba(255, 255, 255, .24);
  background: var(--card-hover);
}

.routecard .num { margin-top: 2px; }

.routecard h3 {
  font-size: 19px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 8px;
}

.routecard p {
  font-size: 14.5px;
  color: var(--muted);
  line-height: 1.85;
}

.routecard ul {
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
}

.routecard ul li {
  position: relative;
  padding-left: 20px;
  margin-top: 8px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--muted);
}

.routecard ul li b { color: var(--soft); }

.routecard ul li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: .62em;
  width: 7px;
  height: 7px;
  border-radius: 2px;
  transform: rotate(45deg);
  background: var(--grad);
  opacity: .85;
}

/* 案例框 */
.realcase {
  margin-top: 16px;
  padding: 16px 18px;
  border: 1px solid rgba(34, 211, 238, .2);
  border-left: 3px solid var(--cyan);
  border-radius: 12px;
  background: rgba(34, 211, 238, .05);
  font-size: 14px;
  line-height: 1.85;
  color: var(--soft);
}

.realcase .lbl {
  color: #67E8F9;
  font-weight: 700;
}

.realcase strong { color: #FFFFFF; }

.vsrc, .vnote {
  display: block;
  margin-top: 8px;
  font-size: 12px;
  line-height: 1.7;
  color: var(--muted);
  opacity: .9;
}

/* 底线警示框（品红警示） */
.boundary {
  margin-top: 16px;
  padding: 14px 18px;
  border: 1px solid rgba(232, 121, 249, .24);
  border-radius: 12px;
  background: rgba(232, 121, 249, .06);
  font-size: 14px;
  line-height: 1.85;
  color: var(--soft);
}

.boundary b { color: #F0ABFC; }

/* 期限警示面板 */
.deadline {
  padding: 26px 30px;
  border: 1px solid rgba(232, 121, 249, .32);
  border-radius: var(--radius);
  background: linear-gradient(120deg, rgba(232, 121, 249, .10), rgba(129, 140, 248, .10));
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

.deadline h3 {
  font-size: 20px;
  font-weight: 800;
  margin-bottom: 8px;
}

.deadline p {
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--soft);
}

.deadline b { color: #F0ABFC; }

/* ---------- 免费模板 details ---------- */
.card details.tpl { margin-top: 14px; }

details.tpl summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 18px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, .05);
  font-size: 14.5px;
  font-weight: 700;
  color: var(--ink);
  cursor: pointer;
  list-style: none;
  transition: border-color .2s ease, background .2s ease;
}

details.tpl summary::-webkit-details-marker { display: none; }

details.tpl summary::after {
  content: "+";
  font-size: 18px;
  font-weight: 700;
  color: #67E8F9;
  transition: transform .25s ease;
}

details.tpl[open] summary {
  border-color: rgba(34, 211, 238, .4);
  background: rgba(34, 211, 238, .06);
}

details.tpl[open] summary::after { transform: rotate(45deg); }

details.tpl summary:hover { border-color: rgba(255, 255, 255, .24); }

.free {
  margin-left: auto;
  padding: 3px 11px;
  border: 1px solid rgba(52, 211, 153, .4);
  border-radius: 999px;
  background: rgba(52, 211, 153, .12);
  color: #6EE7B7;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .04em;
}

.tpl-body { padding: 14px 2px 0; }

.tpl-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 12px;
}

.tag2 {
  padding: 5px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, .04);
  color: var(--muted);
  font-size: 12px;
}

.copybtn {
  padding: 8px 18px;
  border: none;
  border-radius: 999px;
  background-color: var(--violet);
  background-image: var(--grad-btn);
  color: #041020;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  box-shadow: var(--glow-cyan);
  transition: filter .2s ease, transform .2s ease;
}

.copybtn:hover { filter: brightness(1.08); transform: translateY(-1px); }
.copybtn:active { filter: brightness(.96); transform: none; }

details.tpl pre {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(3, 7, 18, .72);
  color: var(--soft);
  font-family: var(--font);
  font-size: 13px;
  line-height: 1.8;
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 520px;
  overflow: auto;
}

.assist {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px dashed rgba(255, 255, 255, .13);
  font-size: 14px;
  color: var(--muted);
}

/* ---------- FAQ ---------- */
.faq { display: flex; flex-direction: column; gap: 12px; }

.faq details {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--card);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  transition: border-color .2s ease;
}

.faq details[open],
.faq details:hover { border-color: rgba(255, 255, 255, .22); }

.faq summary {
  position: relative;
  display: block;
  padding: 17px 48px 17px 20px;
  font-size: 15.5px;
  font-weight: 700;
  color: var(--ink);
  cursor: pointer;
  list-style: none;
}

.faq summary::-webkit-details-marker { display: none; }

.faq summary::after {
  content: "+";
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 19px;
  font-weight: 700;
  color: #67E8F9;
  transition: transform .25s ease;
}

.faq details[open] summary::after { content: "−"; }

.faq .a {
  padding: 0 20px 18px;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--muted);
}

/* ---------- 大 CTA ---------- */
.bigcta {
  position: relative;
  overflow: hidden;
  margin: 30px auto 40px;
  max-width: 1136px;
  width: calc(100% - 44px);
  padding: clamp(42px, 6vw, 66px) clamp(22px, 5vw, 60px);
  text-align: center;
  border: 1px solid var(--line);
  border-radius: 26px;
  background:
    radial-gradient(560px 320px at 18% 0%, rgba(34, 211, 238, .14), transparent 68%),
    radial-gradient(560px 340px at 84% 100%, rgba(232, 121, 249, .13), transparent 68%),
    rgba(255, 255, 255, .035);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow-card);
}

.bigcta h2 {
  font-size: clamp(26px, 3.4vw, 40px);
  font-weight: 800;
}

.bigcta > p {
  max-width: 640px;
  margin: 16px auto 0;
  font-size: 15.5px;
  color: var(--muted);
}

.bigcta .actions { justify-content: center; margin-top: 30px; }

.hint {
  margin-top: 20px;
  font-size: 13px;
  color: var(--muted);
}

/* ---------- 页脚 ---------- */
footer {
  position: relative;
  padding: 58px 0 34px;
  border-top: 1px solid rgba(255, 255, 255, .07);
  background: linear-gradient(180deg, rgba(255, 255, 255, .02), rgba(255, 255, 255, 0));
}

footer .cols {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 36px;
}

.brandline {
  display: flex;
  align-items: center;
  gap: 11px;
  font-size: 18px;
  font-weight: 800;
}

footer p { color: var(--muted); }

footer h4 {
  margin-bottom: 12px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .1em;
  color: #64748B;
}

footer .cols a {
  display: block;
  margin: 9px 0;
  font-size: 14px;
  color: var(--muted);
  transition: color .2s ease;
}

footer .cols a:hover { color: #67E8F9; }

footer .cols a.copy-tel { display: block; }

.legal {
  margin-top: 44px;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, .07);
  font-size: 12.5px;
  line-height: 1.9;
  color: var(--muted);
}

.legal b { color: var(--soft); }

.beian a {
  color: var(--muted);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color .2s ease;
}

.beian a:hover { color: #67E8F9; }

/* ---------- 浮层：吐司 / 回到顶部 ---------- */
.toast {
  position: fixed;
  left: 50%;
  bottom: 30px;
  z-index: 90;
  transform: translate(-50%, 16px);
  padding: 11px 22px;
  border: 1px solid rgba(255, 255, 255, .14);
  border-radius: 999px;
  background: rgba(10, 16, 30, .92);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  box-shadow: 0 18px 44px -18px rgba(2, 6, 18, .9);
  font-size: 14px;
  color: var(--ink);
  opacity: 0;
  pointer-events: none;
  transition: opacity .3s ease, transform .3s ease;
}

.toast.show { opacity: 1; transform: translate(-50%, 0); }

.totop {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 80;
  width: 46px;
  height: 46px;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  background: rgba(10, 16, 30, .82);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  color: var(--ink);
  font-size: 17px;
  cursor: pointer;
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition: opacity .3s ease, transform .3s ease, border-color .2s ease, background .2s ease;
}

.totop.show {
  opacity: 1;
  transform: none;
  pointer-events: auto;
}

.totop:hover {
  border-color: rgba(34, 211, 238, .6);
  background: rgba(34, 211, 238, .1);
}

/* ---------- 滚动 reveal（JS 注入 .rv → .in，完成后移除） ---------- */
.rv {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity .65s ease, transform .65s cubic-bezier(.16, .84, .32, 1);
  transition-delay: var(--rvd, 0ms);
  will-change: opacity, transform;
}

.rv.in {
  opacity: 1;
  transform: none;
}

/* ---------- 响应式 ---------- */
@media (max-width: 1200px) {
  .menu-btn { display: flex; }

  .links {
    position: absolute;
    top: calc(100% + 10px);
    left: 16px;
    right: 16px;
    z-index: 70;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    padding: 14px;
    border: 1px solid var(--line);
    border-radius: 18px;
    background: rgba(9, 13, 26, .97);
    -webkit-backdrop-filter: blur(16px);
    backdrop-filter: blur(16px);
    box-shadow: 0 30px 70px -30px rgba(0, 0, 0, .85);
  }

  .links.open { display: flex; }

  .links a {
    padding: 12px 14px;
    font-size: 15px;
    border-radius: 11px;
  }

  .links a:hover { background: rgba(255, 255, 255, .06); }

  .links a.active::after { display: none; }

  .links a.active {
    background: linear-gradient(120deg, rgba(34, 211, 238, .12), rgba(232, 121, 249, .12));
    border: 1px solid rgba(34, 211, 238, .3);
  }

  .links .btn.sm {
    margin: 10px 0 0;
    justify-content: center;
  }
}

@media (max-width: 980px) {
  .grid.c3 { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(3, 1fr); gap: 16px; }
  footer .cols { grid-template-columns: 1fr 1fr; }
  .stats { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 760px) {
  .section { padding: 58px 0; }
  .hero { padding: 60px 0 56px; }
  .grid.c2, .grid.c3 { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .routecard { grid-template-columns: 1fr; gap: 14px; padding: 22px; }
  .routecard .num { width: 38px; height: 38px; font-size: 16px; }
  .topbar .container { justify-content: center; text-align: center; }
  .sub { font-size: 15.5px; }
  .quotes { padding: 24px 20px 22px; }
  .q-slide p { font-size: 15px; }
  .bigcta { width: calc(100% - 30px); margin: 20px auto 30px; }
  .totop { right: 16px; bottom: 16px; }
  footer .cols { grid-template-columns: 1fr; gap: 26px; }
}

@media (max-width: 460px) {
  .actions { flex-direction: column; align-items: stretch; }
  .actions .btn { width: 100%; }
  .pills a { padding: 8px 14px; font-size: 13px; }
}

/* ---------- 降低动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  /* 选择器需压过 .aurora-blob.bN（媒体查询不增加特异性） */
  .aurora-blob,
  .aurora-blob.b1, .aurora-blob.b2, .aurora-blob.b3, .aurora-blob.b4 {
    animation: none;
  }

  .rv {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .q-slide.is-active { animation: none; }

  .btn, .btn:not(.ghost), .btn.ghost,
  .feature, .hub-card, .card, .stepcard, .routecard, .stat,
  .pills a, .q-dot, .totop, .toast, .copybtn {
    transition: none;
  }
}