/* ============================================================
     XFPENG 落地页 · 玻璃风 2026 视觉版
     规范: 整站内容与版式重规划 §4 / §5
     单文件自包含 · 双击即可打开
     ============================================================ */

:root {
  /* 主色 · 青绿 */
  --brand: #4FD6C8;
  --brand-hi: #6EF0E0;
  --brand-lo: #3CC4B6;

  /* 背景 */
  --bg: #08090A;
  --bg-2: #0B0D10;

  /* 文字 */
  --ink: #F5F6F8;
  --ink-2: #B6B7BB;
  --ink-3: #8A8B8F;

  /* 描边 / 分隔 */
  --line: rgba(255, 255, 255, .10);
  --line-2: rgba(255, 255, 255, .06);

  /* 玻璃 */
  --glass-bg: rgba(17, 18, 20, .55);
  --glass-bg-2: rgba(17, 18, 20, .35);
  --glass-blur: blur(20px) saturate(160%);

  /* 圆角 */
  --r-card: 12px;
  --r-pill: 999px;

  /* 缓动 */
  --ease: cubic-bezier(.16, 1, .3, 1);

  /* 字号 */
  --h1: clamp(40px, 5vw, 64px);
  --h2: clamp(28px, 3.6vw, 44px);
  --h3: clamp(20px, 2vw, 26px);
  --body: 16px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: auto;
  -webkit-text-size-adjust: 100%;
}

body {
  background: var(--bg);
  color: var(--ink);
  font-family: "Inter", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", -apple-system, system-ui, sans-serif;
  font-size: var(--body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  /* 创建堆叠上下文让 fixed 视频的负 z-index 不逸出 body */
  position: relative;
  isolation: isolate;
  min-height: 100vh;
  overflow-x: hidden;
}

/* ============================================================
     背景层 · 光晕 + 视频
     ============================================================ */

/* 3 个径向光晕 · fixed 跟随滚动 */
.bg-glow {
  position: fixed;
  inset: 0;
  z-index: -3;
  pointer-events: none;
  background:
    radial-gradient(620px 420px at 14% -6%, rgba(79, 214, 200, .20), transparent 60%),
    radial-gradient(700px 520px at 88% 18%, rgba(56, 189, 248, .12), transparent 60%),
    radial-gradient(900px 700px at 50% 118%, rgba(79, 214, 200, .14), transparent 60%),
    /* 64px 网格底纹 */
    repeating-linear-gradient(0deg, rgba(255, 255, 255, .012) 0 1px, transparent 1px 64px),
    repeating-linear-gradient(90deg, rgba(255, 255, 255, .012) 0 1px, transparent 1px 64px);
}

/* 全屏视频背景 · 锁死 */
.hero-video {
  position: fixed;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  background: var(--bg);
  pointer-events: none;
  user-select: none;
}

/* 视频上方暗色蒙版 · 让玻璃面板漂浮 */
.hero-overlay {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(180deg,
      rgba(8, 9, 10, .55) 0%,
      rgba(8, 9, 10, .78) 60%,
      rgba(8, 9, 10, .92) 100%);
  pointer-events: none;
}

/* 移动端省流量 / 减少动效 → 静态背景 */
@media (max-width: 768px), (prefers-reduced-motion: reduce) {
  .hero-video {
    display: none;
  }
  .hero-overlay {
    background:
      radial-gradient(80% 60% at 20% 30%, rgba(79, 214, 200, .22), transparent 70%),
      radial-gradient(60% 50% at 80% 70%, rgba(30, 91, 110, .30), transparent 70%),
      var(--bg);
  }
}

/* ============================================================
     排版基础
     ============================================================ */

main {
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

.section {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 80px 0;
  position: relative;
}

@media (max-width: 768px) {
  .section {
    padding: 56px 0;
  }
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--brand-hi);
  text-transform: uppercase;
  margin-bottom: 18px;
  font-weight: 600;
  font-family: "Inter", "JetBrains Mono", ui-monospace, monospace;
}

h1 {
  font-size: var(--h1);
  line-height: 1.12;
  font-weight: 800;
  letter-spacing: -.025em;
  color: var(--ink);
  max-width: 18ch;
}

h1 .hi,
h2 .hi {
  color: var(--brand-hi);
}

h2 {
  font-size: var(--h2);
  line-height: 1.18;
  font-weight: 700;
  letter-spacing: -.02em;
  color: var(--ink);
  max-width: 20ch;
}

h3 {
  font-size: var(--h3);
  line-height: 1.3;
  font-weight: 700;
  letter-spacing: -.015em;
  color: var(--ink);
}

.lead {
  margin-top: 18px;
  font-size: 16px;
  color: var(--ink-2);
  line-height: 1.65;
  max-width: 60ch;
}

/* ============================================================
     玻璃配方 · 通用 .glass 容器
     ============================================================ */

.glass {
  background: var(--glass-bg);
  -webkit-backdrop-filter: var(--glass-blur);
  backdrop-filter: var(--glass-blur);
  border: 1px solid rgba(255, 255, 255, .10);
  border-top-color: rgba(255, 255, 255, .16);
  box-shadow:
    0 16px 40px rgba(0, 0, 0, .35),
    inset 0 1px 0 rgba(255, 255, 255, .06);
  border-radius: var(--r-card);
}

.glass-soft {
  background: rgba(17, 18, 20, .35);
  -webkit-backdrop-filter: blur(14px) saturate(150%);
  backdrop-filter: blur(14px) saturate(150%);
  border: 1px solid rgba(255, 255, 255, .08);
  border-radius: var(--r-card);
}

@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .glass,
  .glass-soft {
    background: rgba(10, 11, 13, .92);
  }
}

/* ============================================================
     顶部条 · 黑底只 logo
     ============================================================ */

.top-bar {
  position: sticky;
  top: 0;
  z-index: 45;
  height: 56px;
  background: rgba(8, 9, 11, .55);
  -webkit-backdrop-filter: blur(20px) saturate(160%);
  backdrop-filter: blur(20px) saturate(160%);
  border-bottom: 1px solid rgba(255, 255, 255, .14);
  box-shadow: 0 4px 20px rgba(0, 0, 0, .35), inset 0 -1px 0 rgba(255, 255, 255, .06), inset 0 1px 0 rgba(255, 255, 255, .04);
}

.top-bar-inner {
  max-width: 1600px;
  margin: 0 auto;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 28px;
}

.top-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.top-brand img {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  object-fit: contain;
  background: #fff;
  padding: 2px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, .4), 0 0 0 1px rgba(255, 255, 255, .08);
}

.top-wordmark {
  color: var(--ink);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: .12em;
  text-decoration: none;
  -webkit-font-smoothing: antialiased;
}

.top-cta {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  color: var(--ink);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .04em;
  padding: 8px 16px;
  border-radius: 999px;
  background: rgba(255, 255, 255, .08);
  transition: background-color .15s ease;
}

.top-cta:hover {
  background: rgba(255, 255, 255, .14);
}

.top-cta-text {
  white-space: nowrap;
  -webkit-font-smoothing: antialiased;
}

@media (max-width: 768px) {
  .top-bar { height: 48px; }
  .top-bar-inner { padding: 0 16px; }
  .top-brand img { width: 24px; height: 24px; }
  .top-wordmark { display: none; }
  .top-cta-text { font-size: 12px; padding: 0; }
  .top-cta { padding: 6px 12px; }
}

/* ============================================================
     Hero · §2.1 视频背景版
     ============================================================ */

.hero {
  min-height: 100vh;
  min-height: 90dvh;
  padding: 80px 0 100px;
  position: relative;
  display: flex;
  align-items: center;
}

@media (max-width: 768px) {
  .hero {
    min-height: auto;
    padding: 64px 0 64px;
  }
}

.hero-stage {
  position: relative;
  z-index: 2;
  max-width: 760px;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 34px;
  padding: 0 16px;
  border-radius: 999px;
  background: rgba(17, 18, 20, .55);
  -webkit-backdrop-filter: blur(14px) saturate(150%);
  backdrop-filter: blur(14px) saturate(150%);
  border: 1px solid rgba(79, 214, 200, .35);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .08);
  color: var(--brand-hi);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: .02em;
  margin-bottom: 28px;
}

.hero-pill .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--brand);
  box-shadow: 0 0 10px var(--brand);
  animation: pulse 2.4s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: .55; transform: scale(.8); }
}

.hero h1 {
  max-width: 18ch;
  margin-bottom: 22px;
}

.hero .lead {
  font-size: 17px;
  max-width: 52ch;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 36px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 48px;
  padding: 0 22px;
  border-radius: var(--r-card);
  font-weight: 700;
  font-size: 14.5px;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .2s var(--ease), background-color .2s ease, border-color .2s ease;
  white-space: nowrap;
}

.btn-primary {
  background: var(--brand);
  color: #06221F;
  box-shadow: 0 8px 24px rgba(79, 214, 200, .25);
}

.btn-primary:hover {
  background: var(--brand-hi);
  transform: translateY(-1px);
}

.btn-ghost {
  background: rgba(255, 255, 255, .06);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border-color: rgba(255, 255, 255, .18);
  color: var(--ink);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, .12);
  transform: translateY(-1px);
}

.btn-arrow {
  width: 14px;
  height: 14px;
  display: inline-block;
  transition: transform .2s var(--ease);
}

.btn:hover .btn-arrow {
  transform: translateX(3px);
}

/* ============================================================
     Trust Bar · §2.2
     ============================================================ */

.trust-band {
  padding: 56px 0 56px;
}

.trust-card {
  padding: 28px 32px;
  display: grid;
  grid-template-columns: repeat(3, 1fr) 1.2fr;
  gap: 36px;
  align-items: center;
}

@media (max-width: 900px) {
  .trust-card {
    grid-template-columns: repeat(2, 1fr);
    gap: 28px 24px;
  }
}

@media (max-width: 560px) {
  .trust-card {
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 24px 22px;
  }
}

.trust-num {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.trust-num b {
  font-size: clamp(28px, 3.2vw, 38px);
  font-weight: 800;
  letter-spacing: -.02em;
  color: var(--ink);
  line-height: 1;
  background: linear-gradient(135deg, var(--brand-hi) 0%, #38BDF8 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.trust-num span {
  font-size: 12.5px;
  color: var(--ink-3);
  letter-spacing: .04em;
}

.trust-promise {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 18px;
  border-radius: var(--r-card);
  background: rgba(79, 214, 200, .08);
  border: 1px solid rgba(79, 214, 200, .25);
  color: var(--ink);
  font-size: 13.5px;
  font-weight: 600;
  line-height: 1.5;
}

.trust-promise::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--brand);
  box-shadow: 0 0 8px var(--brand);
  flex: none;
}

/* ============================================================
     反模式 · §2.3
     ============================================================ */

.ap-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 36px;
}

@media (max-width: 720px) {
  .ap-grid {
    grid-template-columns: 1fr;
  }
}

.ap-card {
  padding: 24px;
  position: relative;
}

.ap-card .ap-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: rgba(255, 255, 255, .06);
  border: 1px solid rgba(255, 255, 255, .14);
  color: var(--brand-hi);
  font-size: 12px;
  font-weight: 700;
  font-family: "Inter", monospace;
  margin-bottom: 14px;
}

.ap-card h4 {
  font-size: 17px;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -.01em;
  margin-bottom: 8px;
}

.ap-card .ap-symptom {
  font-size: 13.5px;
  color: var(--ink-2);
  line-height: 1.55;
  margin-bottom: 14px;
  padding-bottom: 14px;
  border-bottom: 1px dashed var(--line);
}

.ap-card .ap-fix {
  font-size: 13px;
  color: var(--brand-hi);
  line-height: 1.55;
}

.ap-card .ap-fix b {
  color: var(--brand-hi);
  font-weight: 700;
}

/* ============================================================
     私有化交付 · §2.4
     ============================================================ */

.private-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 36px;
}

@media (max-width: 900px) {
  .private-grid {
    grid-template-columns: 1fr;
  }
}

.private-card {
  padding: 28px 24px;
  position: relative;
}

.private-card .p-ic {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: rgba(79, 214, 200, .12);
  border: 1px solid rgba(79, 214, 200, .3);
  display: grid;
  place-items: center;
  color: var(--brand-hi);
  margin-bottom: 18px;
}

.private-card .p-ic svg {
  width: 18px;
  height: 18px;
}

.private-card h4 {
  font-size: 17px;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -.01em;
  margin-bottom: 10px;
}

.private-card p {
  font-size: 13.5px;
  color: var(--ink-2);
  line-height: 1.6;
}

.private-note {
  margin-top: 22px;
  padding: 14px 18px;
  border-radius: var(--r-card);
  background: rgba(255, 255, 255, .03);
  border: 1px solid var(--line-2);
  font-size: 12.5px;
  color: var(--ink-3);
  letter-spacing: .02em;
}

/* ============================================================
     场景 · §2.5
     ============================================================ */

.scene-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-top: 36px;
}

@media (max-width: 900px) {
  .scene-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 560px) {
  .scene-grid {
    grid-template-columns: 1fr;
  }
}

.scene-card {
  padding: 0;
  overflow: hidden;
  position: relative;
}

.scene-cover {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: rgba(0, 0, 0, .35);
}

.scene-cover img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s var(--ease);
}

.scene-card:hover .scene-cover img {
  transform: scale(1.05);
}

.scene-cover::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(7, 7, 9, .7) 100%);
  pointer-events: none;
}

.scene-cover .idx {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  height: 24px;
  padding: 0 12px;
  border-radius: 999px;
  background: rgba(7, 7, 9, .65);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, .16);
  color: var(--brand-hi);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .08em;
}

.scene-body {
  padding: 18px 20px 22px;
}

.scene-card h3 {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--ink);
  margin-bottom: 8px;
  line-height: 1.35;
}

.scene-card p {
  font-size: 13px;
  color: var(--ink-2);
  line-height: 1.55;
}

/* ============================================================
     案例 · §2.6
     ============================================================ */

.case-dashboard {
  padding: 28px 32px;
  margin-top: 36px;
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 32px;
  align-items: center;
  background: linear-gradient(135deg, rgba(79, 214, 200, .08) 0%, rgba(56, 189, 248, .04) 100%);
  border: 1px solid rgba(79, 214, 200, .25);
}

@media (max-width: 760px) {
  .case-dashboard {
    grid-template-columns: 1fr;
    gap: 22px;
    padding: 24px;
  }
}

.case-dash-id .label {
  font-size: 11px;
  color: var(--ink-3);
  letter-spacing: .12em;
  text-transform: uppercase;
}

.case-dash-id b {
  display: block;
  font-size: 18px;
  font-weight: 700;
  color: var(--ink);
  margin-top: 4px;
}

.case-dash-id .tag {
  display: inline-flex;
  align-items: center;
  height: 22px;
  padding: 0 10px;
  margin-top: 10px;
  border-radius: 999px;
  background: rgba(79, 214, 200, .14);
  border: 1px solid rgba(79, 214, 200, .35);
  color: var(--brand-hi);
  font-size: 11px;
  font-weight: 600;
}

.case-dash-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

@media (max-width: 560px) {
  .case-dash-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }
}

.case-dash-stat .v {
  display: block;
  font-size: clamp(22px, 2.4vw, 28px);
  font-weight: 800;
  letter-spacing: -.02em;
  color: var(--ink);
  line-height: 1.05;
  background: linear-gradient(135deg, var(--brand-hi) 0%, #38BDF8 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.case-dash-stat .l {
  display: block;
  margin-top: 6px;
  font-size: 11.5px;
  color: var(--ink-3);
  letter-spacing: .04em;
  line-height: 1.4;
}

.case-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 16px;
}

@media (max-width: 900px) {
  .case-grid {
    grid-template-columns: 1fr;
  }
}

.case-card {
  padding: 22px 24px;
  position: relative;
}

.case-card .case-industry {
  font-size: 11px;
  color: var(--brand-hi);
  letter-spacing: .12em;
  text-transform: uppercase;
  font-weight: 700;
  margin-bottom: 12px;
}

.case-card h4 {
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -.01em;
  margin-bottom: 10px;
  line-height: 1.4;
}

.case-card .case-change {
  font-size: 13px;
  color: var(--ink-2);
  line-height: 1.5;
}

.case-card .case-change b {
  color: var(--ink);
  font-weight: 700;
}

.case-card .case-bg {
  font-size: 12.5px;
  color: var(--ink-2);
  line-height: 1.55;
  margin-bottom: 10px;
}

.case-card .case-feat {
  font-size: 11.5px;
  color: var(--ink-3);
  letter-spacing: .04em;
  line-height: 1.5;
  padding-top: 10px;
  margin-top: 10px;
  border-top: 1px dashed rgba(255, 255, 255, .12);
}

/* ============================================================
     角色 · §2.7a
     ============================================================ */

.role-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-top: 36px;
}

@media (max-width: 900px) {
  .role-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .role-grid {
    grid-template-columns: 1fr;
  }
}

.role-card {
  padding: 22px;
  position: relative;
}

.role-card .r-icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: rgba(79, 214, 200, .12);
  border: 1px solid rgba(79, 214, 200, .3);
  display: grid;
  place-items: center;
  color: var(--brand-hi);
  margin-bottom: 16px;
}

.role-card .r-icon svg {
  width: 18px;
  height: 18px;
}

.role-card .r-role {
  font-size: 11px;
  color: var(--brand-hi);
  letter-spacing: .12em;
  text-transform: uppercase;
  font-weight: 700;
  margin-bottom: 6px;
}

.role-card h4 {
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 8px;
  letter-spacing: -.01em;
}

.role-card .r-duty {
  font-size: 12.5px;
  color: var(--ink-3);
  line-height: 1.5;
  margin-bottom: 12px;
}

.role-card .r-action {
  font-size: 13px;
  color: var(--ink-2);
  line-height: 1.55;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
}

/* ============================================================
     选型 7 问 · §2.7b (FAQ)
     ============================================================ */

.faq-section {
  margin-top: 36px;
}

.faq-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -.01em;
  margin-bottom: 6px;
}

.faq-title-lead {
  font-size: 13.5px;
  color: var(--ink-3);
  margin-bottom: 22px;
  line-height: 1.55;
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.faq-item {
  border: 1px solid rgba(255, 255, 255, .10);
  border-radius: var(--r-card);
  background: rgba(17, 18, 20, .35);
  -webkit-backdrop-filter: blur(14px) saturate(150%);
  backdrop-filter: blur(14px) saturate(150%);
  overflow: hidden;
  transition: border-color .25s ease, background-color .25s ease;
}

.faq-item[open] {
  border-color: rgba(79, 214, 200, .4);
  background: rgba(79, 214, 200, .04);
}

.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 16px 22px;
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -.005em;
}

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

.faq-item summary .q-no {
  flex: none;
  width: 26px;
  height: 26px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  background: rgba(79, 214, 200, .14);
  color: var(--brand-hi);
  font-weight: 700;
  font-size: 12px;
  font-family: "Inter", monospace;
  border: 1px solid rgba(79, 214, 200, .3);
}

.faq-item summary .q-text {
  flex: 1;
  min-width: 0;
}

.faq-item summary::after {
  content: "";
  flex: none;
  width: 18px;
  height: 18px;
  background:
    linear-gradient(var(--ink), var(--ink)) center/12px 1.5px no-repeat,
    linear-gradient(var(--ink), var(--ink)) center/1.5px 12px no-repeat;
  background-color: rgba(255, 255, 255, .1);
  border-radius: 50%;
  transition: transform .25s var(--ease), background-color .25s ease;
  opacity: .6;
}

.faq-item[open] summary::after {
  transform: rotate(45deg);
  background-color: rgba(79, 214, 200, .3);
  opacity: 1;
}

.faq-item .a-body {
  padding: 0 22px 18px 62px;
  font-size: 13.5px;
  color: var(--ink-2);
  line-height: 1.7;
}

.faq-item .a-body b {
  color: var(--ink);
  font-weight: 600;
}

/* ============================================================
     流程 · §2.8 6 节点时间轴
     ============================================================ */

.process-timeline {
  position: relative;
  margin-top: 36px;
  padding-left: 0;
}

.process-timeline::before {
  content: "";
  position: absolute;
  left: 23px;
  top: 28px;
  bottom: 28px;
  width: 1px;
  background: linear-gradient(180deg, transparent, rgba(79, 214, 200, .35) 12%, rgba(79, 214, 200, .35) 88%, transparent);
}

@media (max-width: 720px) {
  .process-timeline::before {
    left: 19px;
  }
}

.process-step {
  position: relative;
  padding: 16px 0 16px 64px;
}

@media (max-width: 720px) {
  .process-step {
    padding-left: 56px;
  }
}

.process-step .ps-dot {
  position: absolute;
  left: 0;
  top: 18px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--bg);
  border: 1px solid rgba(79, 214, 200, .35);
  display: grid;
  place-items: center;
  font-size: 13px;
  font-weight: 800;
  color: var(--brand-hi);
  font-family: "Inter", monospace;
  z-index: 1;
  box-shadow: 0 0 0 4px rgba(8, 9, 10, 1);
}

@media (max-width: 720px) {
  .process-step .ps-dot {
    width: 40px;
    height: 40px;
    font-size: 12px;
  }
}

.process-step .ps-card {
  padding: 18px 22px;
  background: rgba(17, 18, 20, .35);
  -webkit-backdrop-filter: blur(14px) saturate(150%);
  backdrop-filter: blur(14px) saturate(150%);
  border: 1px solid rgba(255, 255, 255, .08);
  border-radius: var(--r-card);
  transition: border-color .25s ease, background-color .25s ease;
}

.process-step .ps-card:hover {
  border-color: rgba(79, 214, 200, .3);
  background: rgba(79, 214, 200, .04);
}

.process-step .ps-when {
  font-size: 11px;
  color: var(--brand-hi);
  letter-spacing: .12em;
  text-transform: uppercase;
  font-weight: 700;
  margin-bottom: 4px;
}

.process-step h4 {
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 6px;
  letter-spacing: -.01em;
}

.process-step .ps-deliver {
  font-size: 13px;
  color: var(--ink-2);
  line-height: 1.55;
}

.process-step .ps-actions {
  list-style: none;
  padding: 0;
  margin: 12px 0 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.process-step .ps-actions li {
  position: relative;
  padding-left: 18px;
  font-size: 13px;
  color: var(--ink-2);
  line-height: 1.65;
}

.process-step .ps-actions li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--brand-hi);
  opacity: .7;
}

.process-step .ps-acceptance-label {
  font-size: 10.5px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--brand-hi);
  font-weight: 700;
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px dashed rgba(255, 255, 255, .12);
}

.process-step .ps-acceptance {
  font-size: 12.5px;
  color: var(--ink-2);
  line-height: 1.55;
  margin-top: 6px;
}

/* ============================================================
     费用 + FAQ · §2.9
     ============================================================ */

.price-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-top: 36px;
}

@media (max-width: 900px) {
  .price-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 560px) {
  .price-grid {
    grid-template-columns: 1fr;
  }
}

.price-card {
  padding: 22px;
  position: relative;
}

.price-card .pc-no {
  font-size: 11px;
  color: var(--brand-hi);
  letter-spacing: .14em;
  font-weight: 700;
  font-family: "Inter", monospace;
  margin-bottom: 12px;
}

.price-card h4 {
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -.01em;
  margin-bottom: 10px;
}

.price-card .pc-desc {
  font-size: 12.5px;
  color: var(--ink-3);
  line-height: 1.55;
}

.faq-mini {
  margin-top: 36px;
}

.faq-mini-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -.01em;
  margin-bottom: 16px;
}

/* ============================================================
     CTA · §2.10 表单(3 字段)
     ============================================================ */

.cta-band {
  margin: 56px 0 40px;
}

.cta-panel {
  padding: 48px 48px;
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 48px;
  align-items: start;
  background:
    linear-gradient(135deg, rgba(79, 214, 200, .10) 0%, rgba(56, 189, 248, .06) 100%);
}

@media (max-width: 900px) {
  .cta-panel {
    grid-template-columns: 1fr;
    padding: 32px 24px;
    gap: 32px;
  }
}

.cta-copy h2 {
  font-size: clamp(26px, 3.2vw, 36px);
  max-width: 14ch;
  margin-bottom: 14px;
}

.cta-copy p {
  font-size: 14.5px;
  color: var(--ink-2);
  line-height: 1.65;
  max-width: 40ch;
}

.cta-fine {
  margin-top: 18px;
  font-size: 12.5px;
  color: var(--ink-3);
  letter-spacing: .02em;
}

.cta-fine b {
  color: var(--brand-hi);
  font-weight: 600;
}

.cta-form {
  padding: 28px;
  background: rgba(8, 9, 10, .55);
  border: 1px solid rgba(255, 255, 255, .12);
  border-radius: var(--r-card);
}

.cta-form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

@media (max-width: 560px) {
  .cta-form-grid {
    grid-template-columns: 1fr;
  }
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field.full {
  grid-column: 1 / -1;
}

.field label {
  font-size: 12px;
  font-weight: 600;
  color: var(--ink-2);
  letter-spacing: .02em;
}

.field label .req {
  color: var(--brand-hi);
  margin-left: 2px;
}

.field input,
.field select {
  width: 100%;
  height: 44px;
  padding: 0 14px;
  color: var(--ink);
  background: rgba(255, 255, 255, .06);
  border: 1px solid rgba(255, 255, 255, .14);
  border-radius: var(--r-card);
  outline: none;
  font-family: inherit;
  font-size: 14px;
  transition: background-color .2s ease, border-color .2s ease, box-shadow .2s ease;
}

.field input::placeholder {
  color: var(--ink-3);
}

.field select {
  appearance: none;
  cursor: pointer;
  padding-right: 36px;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'><path fill='none' stroke='%23B6B7BB' stroke-width='1.5' d='M1 1l4 4 4-4'/></svg>");
  background-repeat: no-repeat;
  background-position: right 14px center;
}

.field select option {
  background: #0c0d10;
  color: var(--ink);
}

.field input:focus,
.field select:focus {
  background: rgba(255, 255, 255, .08);
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(79, 214, 200, .18);
}

.cta-submit {
  grid-column: 1 / -1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 48px;
  padding: 0 22px;
  border: 0;
  border-radius: var(--r-card);
  background: var(--brand);
  color: #06221F;
  font-weight: 700;
  font-size: 14.5px;
  cursor: pointer;
  margin-top: 6px;
  transition: background-color .2s ease, transform .2s var(--ease);
}

.cta-submit:hover {
  background: var(--brand-hi);
  transform: translateY(-1px);
}

.cta-form-status {
  grid-column: 1 / -1;
  min-height: 18px;
  margin: 10px 0 0;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--ink-2);
  text-align: center;
}

.cta-form-status[data-state="ok"] {
  color: var(--brand-hi);
}

.cta-form-status[data-state="err"] {
  color: #FF8B8B;
}

/* ============================================================
     Footer · 黑色
     ============================================================ */

footer {
  margin: 40px 0 0;
  padding: 48px 28px 120px;
  background: #000;
  border-top: 1px solid rgba(255, 255, 255, .06);
  position: relative;
  z-index: 1;
}

@media (max-width: 768px) {
  footer {
    padding: 36px 16px calc(120px + env(safe-area-inset-bottom));
  }
  .footer-inner {
    flex-direction: column;
    align-items: stretch;
    gap: 24px;
  }
  .footer-right {
    flex-direction: column;
    align-items: stretch;
    gap: 20px;
    width: 100%;
  }
  .footer-right .footer-contact {
    min-width: 0;
    width: 100%;
  }
  .fc-label {
    width: 36px;
  }
  .footer-qr {
    align-self: center;
    align-items: center;
  }
}

.footer-inner {
  max-width: 1320px;
  margin: 0 auto;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 28px;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 8px;
  color: #fff;
}

.footer-brand b {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -.01em;
}

.footer-brand small {
  font-size: 12px;
  color: rgba(255, 255, 255, .55);
  letter-spacing: .04em;
}

.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 13px;
  color: rgba(255, 255, 255, .7);
  min-width: 220px;
}

.cta-fine a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 255, 255, .25);
  padding-bottom: 1px;
  transition: border-color .15s ease, color .15s ease;
}

.cta-fine a:hover {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.cta-fine a b {
  font-weight: 700;
  letter-spacing: .02em;
}

.fc-row {
  display: flex;
  gap: 12px;
  align-items: baseline;
  line-height: 1.6;
}

.fc-label {
  flex: none;
  width: 32px;
  font-size: 11px;
  letter-spacing: .12em;
  color: rgba(255, 255, 255, .4);
  text-transform: uppercase;
}

.footer-contact a {
  color: rgba(255, 255, 255, .85);
  text-decoration: none;
  transition: color .15s ease;
}

.footer-contact a:hover {
  color: var(--brand-hi);
}

.footer-qr {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
}

.footer-right {
  display: flex;
  align-items: flex-start;
  gap: 40px;
}

.footer-right .footer-contact {
  flex: none;
  min-width: 360px;
}

.footer-qr img {
  width: 96px;
  height: 96px;
  padding: 6px;
  background: #fff;
  border-radius: 6px;
  display: block;
}

.footer-qr-label {
  font-size: 11.5px;
  color: rgba(255, 255, 255, .55);
  letter-spacing: .04em;
  width: 96px;
  text-align: center;
}

.footer-links,
.footer-links a,
.footer-links a:hover {
  display: none;
}

.footer-fine {
  width: 100%;
  margin-top: 24px;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, .08);
  font-size: 11.5px;
  color: rgba(255, 255, 255, .42);
  letter-spacing: .02em;
}

/* ============================================================
     底部居中玻璃 Dock
     ============================================================ */

.dock {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 50;
  display: flex;
  justify-content: center;
  padding: 0 12px;
  padding-bottom: calc(70px + env(safe-area-inset-bottom));
  pointer-events: none;
  transition: transform .24s var(--ease), opacity .2s ease;
}

.dock.is-hidden {
  transform: translateY(calc(100% + 20px));
  opacity: 0;
  pointer-events: none;
}

.dock.is-pinned {
  transform: none;
  opacity: 1;
}

.dock-inner {
  pointer-events: auto;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 8px;
  max-width: min(720px, 100%);
  border-radius: 999px;
  background: rgba(17, 18, 20, .55);
  -webkit-backdrop-filter: blur(20px) saturate(160%);
  backdrop-filter: blur(20px) saturate(160%);
  border: 1px solid rgba(255, 255, 255, .10);
  border-top-color: rgba(255, 255, 255, .18);
  box-shadow:
    0 12px 40px rgba(0, 0, 0, .45),
    inset 0 1px 0 rgba(255, 255, 255, .06);
}

.dock-brand {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  margin-right: 4px;
  flex: none;
  border-radius: 50%;
  background: rgba(255, 255, 255);
}

.dock-brand img {
  width: 20px;
  height: 20px;
  object-fit: contain;
}

.dock-links {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 2px;
}

.dock-links a {
  display: block;
  padding: 9px 13px;
  border-radius: 999px;
  color: var(--ink-2);
  text-decoration: none;
  font-size: 13px;
  white-space: nowrap;
  transition: color .2s ease, background-color .12s ease;
}

.dock-links a:hover {
  background: rgba(255, 255, 255, .06);
  color: var(--ink);
}

.dock-links a.is-active {
  background: rgba(255, 255, 255, .12);
  color: var(--ink);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .18);
}

.dock-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 36px;
  padding: 0 18px;
  margin-left: 6px;
  flex: none;
  border-radius: 999px;
  background: var(--brand);
  color: #06221F;
  font-weight: 700;
  font-size: 13px;
  text-decoration: none;
  white-space: nowrap;
  transition: background-color .2s ease, transform .2s ease;
}

.dock-cta:hover {
  background: var(--brand-hi);
  transform: translateY(-1px);
}

@media (max-width: 680px) {
  .dock-inner {
    gap: 2px;
    padding: 6px;
  }
  .dock-brand {
    width: 32px;
    height: 32px;
  }
  .dock-links a {
    padding: 8px 10px;
    font-size: 12.5px;
  }
  .dock-cta {
    display: none;
  }
}

@media (max-width: 480px) {
  .dock-links a {
    padding: 8px 8px;
    font-size: 11.5px;
  }
  .dock-cta span.long {
    display: none;
  }
  .dock-cta span.short {
    display: inline;
  }
}

.dock-cta span.short {
  display: none;
}

@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .dock-inner {
    background: rgba(10, 11, 13, .94);
  }
}

/* ============================================================
     资讯页 · News list / detail
     ============================================================ */

/* ---- 资讯 Hero(精简版,不占全屏) ---- */
.news-hero {
  padding: 120px 0 32px;
  text-align: left;
}
.news-hero h2 {
  font-size: clamp(24px, 2.4vw, 36px);
  line-height: 1.35;
  font-weight: 700;
  letter-spacing: -.015em;
  max-width: 28ch;
}
.news-hero .lead {
  margin-top: 14px;
  max-width: 56ch;
}

/* ---- 分类筛选 · 横向 pill ---- */
.news-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 0 0 32px;
  padding: 0;
}
.news-filter a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 999px;
  background: rgba(255, 255, 255, .04);
  border: 1px solid var(--line);
  color: var(--ink-2);
  font-size: 13px;
  text-decoration: none;
  transition: background-color .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease);
}
.news-filter a:hover {
  background: rgba(255, 255, 255, .08);
  color: var(--ink);
}
.news-filter a.is-active {
  background: rgba(77, 124, 255, .14);
  border-color: rgba(77, 124, 255, .35);
  color: var(--ink);
}
.news-filter a small {
  font-size: 11px;
  color: var(--ink-3);
  font-variant-numeric: tabular-nums;
}

/* ---- 列表网格 ---- */
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 56px;
}

.news-card {
  border-radius: var(--r-card);
  overflow: hidden;
  transition: transform .25s var(--ease), border-color .25s var(--ease);
}
.news-card:hover {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, .18);
}
.news-card-link {
  display: flex;
  flex-direction: column;
  color: inherit;
  text-decoration: none;
  height: 100%;
}

.news-cover {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: rgba(255, 255, 255, .04);
}
.news-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .5s var(--ease);
}
.news-card:hover .news-cover img {
  transform: scale(1.04);
}
.news-tag {
  position: absolute;
  top: 12px;
  left: 12px;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(8, 9, 10, .72);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, .12);
  font-size: 11px;
  color: var(--ink);
  letter-spacing: .04em;
}
.news-tag.is-lg {
  font-size: 12px;
  padding: 5px 12px;
}

.news-body {
  padding: 18px 18px 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}
.news-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--ink-3);
}
.news-meta .dot {
  color: var(--ink-3);
  opacity: .6;
}
.news-body h3 {
  font-size: 16px;
  line-height: 1.45;
  font-weight: 600;
  margin: 0;
  color: var(--ink);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-body p {
  font-size: 13px;
  line-height: 1.6;
  color: var(--ink-2);
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-foot {
  margin-top: auto;
  padding-top: 4px;
}
.read-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12.5px;
  color: var(--brand);
  font-weight: 600;
  letter-spacing: .02em;
  transition: gap .2s var(--ease);
}
.news-card:hover .read-more {
  gap: 10px;
}
.read-more svg {
  width: 14px;
  height: 14px;
}

/* ---- 分页器 ---- */
.news-pager {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 24px 0;
  font-size: 13px;
  flex-wrap: wrap;
}
.news-pager .page-list {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.news-pager .page-list li {
  display: inline-flex;
}
.news-pager a,
.news-pager .ellipsis {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 36px;
  padding: 0 12px;
  border-radius: 8px;
  color: var(--ink-2);
  text-decoration: none;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, .02);
  transition: background-color .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease);
}
.news-pager a:hover:not(.is-disabled):not(.is-current) {
  background: rgba(255, 255, 255, .06);
  color: var(--ink);
  border-color: rgba(255, 255, 255, .18);
}
.news-pager .is-disabled {
  opacity: .35;
  cursor: not-allowed;
}
.news-pager .is-current {
  background: var(--brand);
  border-color: var(--brand);
  color: #06221F;
  font-weight: 600;
}
.news-pager .ellipsis {
  border-color: transparent;
  background: transparent;
}

/* ---- 详情页 · 面包屑 ---- */
.crumbs {
  max-width: 1320px;
  margin: 120px auto 0;
  padding: 0 28px;
  font-size: 12.5px;
  color: var(--ink-3);
  display: flex;
  align-items: center;
  gap: 8px;
  width: calc(100% + 48px);
  margin-left: calc(-24px);
  margin-right: calc(-24px);
  box-sizing: border-box;
}
.crumbs a {
  color: var(--ink-2);
  text-decoration: none;
  transition: color .15s ease;
}
.crumbs a:hover {
  color: var(--brand);
}
.crumbs .sep {
  opacity: .55;
}
.crumbs .current {
  color: var(--ink);
}

/* ---- 文章主体 ---- */
.article {
  max-width: 1320px;
  margin: 0 auto;
  padding: 32px 28px 56px;
  width: calc(100% + 48px);
  margin-left: calc(-24px);
  margin-right: calc(-24px);
  box-sizing: border-box;
}
.article-head {
  margin-bottom: 28px;
}
.article-tags {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
}
.article-tag-ghost {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 999px;
  background: transparent;
  border: 1px solid var(--line);
  font-size: 11px;
  color: var(--ink-3);
  letter-spacing: .04em;
}
.article-title {
  min-width: 70vw;
  font-size: clamp(28px, 3.6vw, 38px);
  line-height: 1.25;
  font-weight: 700;
  margin: 0 0 14px;
  color: var(--ink);
  letter-spacing: -.005em;
}
.article-lead {
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink-2);
  margin: 0 0 24px;
}
.article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  padding: 16px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  font-size: 12px;
  color: var(--ink-3);
}
.meta-author {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--brand) 0%, var(--brand-lo) 100%);
  color: #06221F;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .04em;
}
.meta-author-text {
  display: inline-flex;
  flex-direction: column;
  line-height: 1.25;
}
.meta-author-text small,
.meta-item small {
  font-size: 10.5px;
  color: var(--ink-3);
  letter-spacing: .04em;
  text-transform: uppercase;
}
.meta-author-text b,
.meta-item b {
  font-size: 13px;
  color: var(--ink);
  font-weight: 600;
}
.meta-item b {
  font-variant-numeric: tabular-nums;
}
.meta-divider {
  width: 1px;
  height: 16px;
  background: var(--line);
}
.meta-item {
  display: inline-flex;
  flex-direction: column;
  line-height: 1.25;
}

.article-cover {
  margin: 0 0 36px;
  border-radius: var(--r-card);
  overflow: hidden;
  border: 1px solid var(--line);
}
.article-cover img {
  width: 100%;
  display: block;
}
.article-cover figcaption {
  padding: 10px 14px;
  font-size: 12px;
  color: var(--ink-3);
  background: rgba(255, 255, 255, .02);
  border-top: 1px solid var(--line);
}

/* ---- 文章正文 ---- */
.article-body {
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink);
}
.article-body .lead {
  font-size: 17px;
  color: var(--ink-2);
  margin: 0 0 32px;
}
.article-body p {
  margin: 0 0 20px;
}
.article-body h2 {
  font-size: 22px;
  line-height: 1.35;
  font-weight: 700;
  margin: 40px 0 16px;
  color: var(--ink);
}
.article-body h3 {
  font-size: 18px;
  line-height: 1.4;
  font-weight: 600;
  margin: 28px 0 12px;
  color: var(--ink);
}
.article-body ul,
.article-body ol {
  margin: 0 0 20px;
  padding-left: 24px;
}
.article-body li {
  margin-bottom: 8px;
}
.article-body li::marker {
  color: var(--brand);
}
.article-body blockquote {
  margin: 24px 0;
  padding: 14px 18px;
  border-left: 2px solid var(--brand);
  background: rgba(77, 124, 255, .06);
  border-radius: 0 8px 8px 0;
  color: var(--ink-2);
}
.article-body blockquote p {
  margin: 0;
}
.article-body b {
  color: var(--ink);
  font-weight: 600;
}

.stat-block {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin: 28px 0;
  padding: 20px;
  background: rgba(255, 255, 255, .03);
  border: 1px solid var(--line);
  border-radius: var(--r-card);
}
.stat-it {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.stat-it b {
  font-size: 26px;
  font-weight: 700;
  color: var(--brand);
  letter-spacing: -.01em;
  font-variant-numeric: tabular-nums;
}
.stat-it span {
  font-size: 12.5px;
  color: var(--ink-3);
  line-height: 1.5;
}

/* ---- 文章尾部 · 标签 + 分享 ---- */
.article-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 0;
  margin-top: 32px;
  border-top: 1px solid var(--line);
}
.article-keywords {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}
.article-keywords a {
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, .04);
  border: 1px solid var(--line);
  font-size: 12px;
  color: var(--ink-2);
  text-decoration: none;
  transition: background-color .15s ease, color .15s ease;
}
.article-keywords a:hover {
  background: rgba(77, 124, 255, .12);
  color: var(--ink);
}
.kw-label {
  font-size: 11px;
  color: var(--ink-3);
  letter-spacing: .12em;
  text-transform: uppercase;
}
.article-share {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.article-share a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .04);
  border: 1px solid var(--line);
  color: var(--ink-2);
  text-decoration: none;
  transition: background-color .15s ease, color .15s ease;
}
.article-share a:hover {
  background: rgba(77, 124, 255, .12);
  color: var(--ink);
}
.article-share svg {
  width: 14px;
  height: 14px;
}

/* ---- 上一篇 / 下一篇 ---- */
.article-pager {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 24px;
  padding: 20px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.article-pager a {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 16px;
  border-radius: 10px;
  background: rgba(255, 255, 255, .02);
  border: 1px solid var(--line);
  color: inherit;
  text-decoration: none;
  transition: background-color .15s ease, border-color .15s ease;
}
.article-pager a:hover {
  background: rgba(255, 255, 255, .05);
  border-color: rgba(255, 255, 255, .18);
}
.article-pager small {
  font-size: 11px;
  color: var(--ink-3);
  letter-spacing: .08em;
  text-transform: uppercase;
}
.article-pager b {
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.4;
}
.ap-next {
  text-align: right;
}

/* ---- 相关推荐 ---- */
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.related-card {
  display: flex;
  flex-direction: column;
  border-radius: var(--r-card);
  overflow: hidden;
  color: inherit;
  text-decoration: none;
  transition: transform .25s var(--ease);
}
.related-card:hover {
  transform: translateY(-2px);
}
.related-cover {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: rgba(255, 255, 255, .04);
}
.related-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .5s var(--ease);
}
.related-card:hover .related-cover img {
  transform: scale(1.04);
}
.related-body {
  padding: 14px 16px 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
}
.related-body h4 {
  font-size: 14px;
  line-height: 1.45;
  font-weight: 600;
  margin: 0;
  color: var(--ink);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.related-meta {
  font-size: 12px;
  color: var(--ink-3);
  display: flex;
  align-items: center;
  gap: 6px;
}
.related-meta .dot {
  opacity: .6;
}

/* ---- 移动端断点 ---- */
@media (max-width: 1024px) {
  .news-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .related-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .news-hero {
    padding: 100px 0 40px;
  }
  .news-grid {
    grid-template-columns: 1fr;
    gap: 18px;
    margin-bottom: 40px;
  }
  .related-grid {
    grid-template-columns: 1fr;
  }
  .news-grid {
    grid-template-columns: 1fr;
    gap: 18px;
    margin-bottom: 40px;
  }
  .related-grid {
    grid-template-columns: 1fr;
  }
  .crumbs {
    margin-top: 88px;
  }
  .article {
    padding: 24px 16px 40px;
  }
  .article-meta {
    gap: 12px;
  }
  .article-pager {
    grid-template-columns: 1fr;
  }
  .ap-next {
    text-align: left;
  }
  .stat-block {
    grid-template-columns: 1fr;
  }
  .article-foot {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* ============================================================
     工具类 · 减少动效
     ============================================================ */

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  * {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
}