:root {
  color-scheme: dark;
  /* 背景层次：深邃蓝黑，有层次感 */
  --bg: #080b14;
  --bg-deep: #050709;
  --bg-mid: #0d1220;
  /* 面板：玻璃拟态 */
  --panel: rgba(13, 18, 32, 0.85);
  --panel-strong: rgba(15, 21, 38, 0.92);
  --panel-soft: rgba(13, 18, 32, 0.65);
  /* 表面层 */
  --surface: rgba(255, 255, 255, 0.04);
  --surface-strong: rgba(255, 255, 255, 0.07);
  --surface-soft: rgba(255, 255, 255, 0.02);
  /* 边框：青色主色调 */
  --line: rgba(34, 211, 238, 0.14);
  --line-strong: rgba(34, 211, 238, 0.28);
  --line-soft: rgba(148, 163, 184, 0.12);
  --line-violet: rgba(167, 139, 250, 0.12);
  /* 文字：更纯净 */
  --text: #f1f5f9;
  --text-strong: #ffffff;
  --muted: #94a3b8;
  --muted-strong: #cbd5e1;
  /* 主色：明亮青色 (cyan-400) */
  --accent: #22d3ee;
  --accent-strong: #06b6d4;
  --accent-soft: rgba(34, 211, 238, 0.12);
  --accent-glow: rgba(34, 211, 238, 0.28);
  /* 次色：紫罗兰 (violet-400) */
  --violet: #a78bfa;
  --violet-soft: rgba(167, 139, 250, 0.10);
  /* 暖色：琥珀黄 */
  --warm: #fbbf24;
  --warm-soft: rgba(251, 191, 36, 0.12);
  --danger: #ff8478;
  --shadow-deep: 0 32px 90px rgba(0, 0, 0, 0.48);
  --shadow-soft: 0 18px 44px rgba(0, 0, 0, 0.28);
  --radius-2xl: 42px;
  --radius-xl: 30px;
  --radius-lg: 24px;
  --radius-md: 18px;
  /* 字体：Midnight Aurora 方案 */
  --display-font: "Syne", "Noto Sans SC", "PingFang SC", sans-serif;
  --body-font: "Plus Jakarta Sans", "Noto Sans SC", "PingFang SC", sans-serif;
  --mono-font: "JetBrains Mono", "SF Mono", "SFMono-Regular", monospace;
}

/* 是什么：中文标题字体系覆盖。
   做什么：中文页面标题使用 Noto Sans SC，正文使用 Plus Jakarta Sans + Noto Sans SC 混排。
   为什么：Syne 仅含拉丁字符，中文回退到 Noto Sans SC 保证视觉一致性。 */
html[lang="zh-CN"] {
  --display-font: "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", sans-serif;
  --body-font: "Plus Jakarta Sans", "Noto Sans SC", "PingFang SC", sans-serif;
}

html {
  scroll-behavior: smooth;
}

* {
  box-sizing: border-box;
  -webkit-font-smoothing: antialiased;
}

::selection {
  background: rgba(34, 211, 238, 0.28);
  color: #020d14;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  font-family: var(--body-font);
  /* 深夜极光背景：多层光晕叠加，从"漆黑终端"升级为"星空极光" */
  background:
    radial-gradient(ellipse 120% 60% at 50% 0%, rgba(34, 211, 238, 0.06) 0%, transparent 60%),
    radial-gradient(ellipse 80% 50% at 80% 100%, rgba(167, 139, 250, 0.05) 0%, transparent 50%),
    radial-gradient(ellipse 60% 40% at 20% 80%, rgba(16, 185, 129, 0.04) 0%, transparent 40%),
    #080b14;
  overflow-x: hidden;
}

/* 是什么：全局网格与扫描线背景。
   做什么：通过两层固定背景强化科技感与空间层次。
   为什么：官网需要有持续存在的“系统感”，但不能靠喧闹颜色堆砌。 */
body::before,
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
}

/* 弱化网格：透明度降至 5%，避免过强"终端感" */
body::before {
  background-image:
    linear-gradient(rgba(34, 211, 238, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(34, 211, 238, 0.025) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, black, transparent 80%);
  opacity: 0.6;
  z-index: -2;
}

/* 移除扫描线（body::after 改为空内容，仅保留底部渐变阴影） */
body::after {
  background: linear-gradient(180deg, transparent 60%, rgba(5, 7, 9, 0.4) 100%);
  z-index: -1;
}

/* 矩阵雨：已隐藏。升级为极光光晕背景系统，保留代码不删除以防回滚。 */
.matrix-rain {
  display: none !important;
  position: fixed;
  inset: -6vh 0;
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: clamp(10px, 1.6vw, 28px);
  align-items: start;
  padding: 0 clamp(16px, 3.2vw, 42px);
  pointer-events: none;
  overflow: hidden;
  opacity: 0.78;
  z-index: 0;
}

.matrix-rain::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 50% 30%, rgba(10, 255, 161, 0.1), transparent 32%),
    linear-gradient(180deg, rgba(2, 6, 11, 0.08) 0%, rgba(2, 6, 11, 0.62) 100%);
  mask-image: radial-gradient(circle at 50% 42%, transparent 0, rgba(0, 0, 0, 0.88) 36%, black 100%);
}

.matrix-column {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-self: center;
  min-height: 124vh;
  width: min(7vw, 84px);
  padding: 8vh 0 20vh;
  color: rgba(117, 255, 160, 0.34);
  font-family: var(--mono-font);
  font-size: clamp(10px, 0.82vw, 13px);
  font-weight: 500;
  line-height: 1.18;
  letter-spacing: 0.14em;
  white-space: pre-line;
  text-align: center;
  text-shadow:
    0 0 12px rgba(117, 255, 160, 0.34),
    0 0 28px rgba(31, 255, 145, 0.16);
  filter: saturate(1.14);
  animation:
    matrix-fall 16s linear infinite,
    matrix-flicker 4.2s steps(2, end) infinite;
}

.matrix-column[data-matrix-enhanced="true"] {
  gap: 0.08rem;
  white-space: normal;
  text-align: center;
}

.matrix-column::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  width: 1px;
  height: 100%;
  background: linear-gradient(180deg, rgba(117, 255, 160, 0), rgba(117, 255, 160, 0.14), rgba(117, 255, 160, 0));
  transform: translateX(-50%);
}

.matrix-column::after {
  content: "";
  position: absolute;
  top: 6%;
  left: 50%;
  width: 68%;
  height: 18%;
  border-radius: 999px;
  background: linear-gradient(180deg, rgba(194, 255, 225, 0.34), rgba(117, 255, 160, 0));
  filter: blur(10px);
  opacity: 0.46;
  transform: translateX(-50%);
  animation: matrix-scan 5.8s linear infinite;
}

.matrix-glyph {
  position: relative;
  display: block;
  min-height: 1.08em;
  min-width: 2ch;
  padding: 0.02rem 0;
  opacity: 0.22;
  color: rgba(117, 255, 160, 0.34);
  text-shadow:
    0 0 8px rgba(117, 255, 160, 0.12),
    0 0 18px rgba(31, 255, 145, 0.08);
  transform: translate3d(0, 0, 0) scale(0.98);
  transition:
    opacity 180ms ease,
    color 180ms ease,
    text-shadow 180ms ease,
    transform 180ms ease;
}

.matrix-glyph.is-tail {
  opacity: 0.44;
  color: rgba(145, 255, 190, 0.56);
  text-shadow:
    0 0 10px rgba(117, 255, 160, 0.24),
    0 0 22px rgba(31, 255, 145, 0.12);
}

.matrix-glyph.is-hot {
  opacity: 0.94;
  color: rgba(231, 255, 240, 0.98);
  text-shadow:
    0 0 12px rgba(198, 255, 222, 0.6),
    0 0 28px rgba(117, 255, 160, 0.34);
  transform: translate3d(0, -2px, 0) scale(1.06);
  animation: matrix-glyph-jump 480ms ease;
}

.matrix-glyph.is-word {
  letter-spacing: 0.18em;
}

.matrix-column:nth-child(2n) {
  color: rgba(117, 255, 160, 0.24);
}

.matrix-column:nth-child(3n) {
  color: rgba(96, 255, 207, 0.28);
}

.matrix-column:nth-child(1) {
  animation-duration: 14s, 3.6s;
  animation-delay: -7s, -0.8s;
}

.matrix-column:nth-child(2) {
  animation-duration: 18s, 4.8s;
  animation-delay: -3s, -1.6s;
}

.matrix-column:nth-child(3) {
  animation-duration: 15.5s, 3.2s;
  animation-delay: -11s, -2.4s;
}

.matrix-column:nth-child(4) {
  animation-duration: 20s, 5.2s;
  animation-delay: -6s, -1.2s;
}

.matrix-column:nth-child(5) {
  animation-duration: 13.5s, 3.4s;
  animation-delay: -9s, -2.8s;
}

.matrix-column:nth-child(6) {
  animation-duration: 19s, 4.6s;
  animation-delay: -1.8s, -1.1s;
}

.matrix-column:nth-child(7) {
  animation-duration: 15s, 3.8s;
  animation-delay: -8.2s, -0.5s;
}

.matrix-column:nth-child(8) {
  animation-duration: 17.5s, 4.4s;
  animation-delay: -12s, -2.1s;
}

.matrix-column:nth-child(9) {
  animation-duration: 14.5s, 3.1s;
  animation-delay: -5.4s, -0.9s;
}

.matrix-column:nth-child(10) {
  animation-duration: 18.6s, 4.7s;
  animation-delay: -10.5s, -2.6s;
}

.matrix-column:nth-child(11) {
  animation-duration: 16.2s, 3.5s;
  animation-delay: -4.1s, -1.7s;
}

.matrix-column:nth-child(12) {
  animation-duration: 21s, 5.1s;
  animation-delay: -13s, -3.1s;
}

/* ===========================================================
   极光光晕背景系统 (Aurora Orbs)
   替代矩阵雨，制造"深夜星空"氛围感
   =========================================================== */
.aurora-orbs {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  overflow: hidden;
}

.aurora-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  animation: aurora-drift 18s ease-in-out infinite alternate;
}

/* 主光晕：青色，顶部偏右 */
.aurora-orb-1 {
  width: 700px;
  height: 400px;
  top: -120px;
  right: -100px;
  background: radial-gradient(ellipse, rgba(34, 211, 238, 0.12) 0%, transparent 70%);
  animation-duration: 22s;
  animation-delay: 0s;
}

/* 次光晕：紫罗兰，底部偏左 */
.aurora-orb-2 {
  width: 600px;
  height: 350px;
  bottom: -80px;
  left: -80px;
  background: radial-gradient(ellipse, rgba(167, 139, 250, 0.09) 0%, transparent 70%);
  animation-duration: 26s;
  animation-delay: -8s;
}

/* 点缀光晕：绿色，中部偏左 */
.aurora-orb-3 {
  width: 400px;
  height: 250px;
  top: 40%;
  left: 5%;
  background: radial-gradient(ellipse, rgba(16, 185, 129, 0.07) 0%, transparent 70%);
  animation-duration: 30s;
  animation-delay: -14s;
}

@keyframes aurora-drift {
  0% { transform: translate(0, 0) scale(1); opacity: 0.7; }
  33% { transform: translate(30px, -20px) scale(1.05); opacity: 1; }
  66% { transform: translate(-20px, 15px) scale(0.95); opacity: 0.8; }
  100% { transform: translate(15px, -10px) scale(1.03); opacity: 0.9; }
}

a,
button,
summary,
textarea {
  -webkit-tap-highlight-color: transparent;
}

a:focus-visible,
button:focus-visible,
summary:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

img {
  display: block;
  max-width: 100%;
}

p,
ul,
ol,
dl {
  margin: 0;
}

h2,
h3,
dt,
dd {
  margin: 0;
}

.page {
  position: relative;
  z-index: 1;
  max-width: 1520px;
  margin: 0 auto;
  padding: 24px 24px 96px;
  isolation: isolate;
}

.mono {
  font-family: var(--mono-font);
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 12px;
  z-index: 30;
  padding: 11px 16px;
  border-radius: 999px;
  background: #ffffff;
  color: #081019;
  text-decoration: none;
  font-weight: 700;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.2);
}

.skip-link:focus {
  left: 12px;
}

/* 是什么：大面板通用容器。
   做什么：统一 Hero、正文区块和结尾 CTA 的边框、模糊和阴影规则。
   为什么：让整站从多个模块组合，收束成一套一致的“控制台”视觉系统。 */
/* 玻璃拟态大面板：顶部高光边框 + 深色背景 */
.hero,
.section,
.closing-panel {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-2xl);
  background: var(--panel);
  box-shadow: var(--shadow-deep), inset 0 1px 0 rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(28px);
  -webkit-backdrop-filter: blur(28px);
}

.hero::before,
.section::before,
.closing-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 40% at 90% 0%, rgba(34, 211, 238, 0.08), transparent 50%),
    radial-gradient(ellipse 50% 35% at 10% 100%, rgba(167, 139, 250, 0.06), transparent 45%);
  pointer-events: none;
}

.hero {
  padding: 34px;
}

.section {
  margin-top: 34px;
  padding: 56px 48px;
}

.section-header {
  position: relative;
  z-index: 1;
  max-width: 980px;
}

.section-kicker,
.panel-kicker,
.interest-kicker,
.feedback-label,
.engine-tag,
.status-text,
.prompt-head span,
.journey-mini span,
.timeline-index,
.dashboard-stats span,
.dashboard-head span,
.contact-topic-icon,
.badge {
  font-family: var(--mono-font);
}

.section-kicker,
.panel-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.section-kicker::before,
.panel-kicker::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), var(--violet));
  box-shadow: 0 0 14px var(--accent-glow), 0 0 28px rgba(167, 139, 250, 0.2);
}

.hero-copy h1,
.section h2,
.signal-board h2,
.closing-panel h2 {
  margin: 16px 0 0;
  color: var(--text-strong);
  font-family: var(--display-font);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1.04;
}

/* 是什么：标题断行与尺寸策略。
   做什么：放宽桌面标题宽度，并把换行算法改成更自然的排版。
   为什么：能一行展示的标题不应被过早切成两行。 */
.hero-copy h1 {
  font-size: clamp(2.62rem, 4.18vw, 4.36rem);
  max-width: 16ch;
  text-wrap: pretty;
}

.section h2,
.signal-board h2,
.closing-panel h2 {
  font-size: clamp(1.94rem, 3.32vw, 3.08rem);
  max-width: 24ch;
  text-wrap: pretty;
}

html[lang="zh-CN"] .hero-copy h1,
html[lang="zh-CN"] .section h2,
html[lang="zh-CN"] .signal-board h2,
html[lang="zh-CN"] .closing-panel h2,
html[lang="zh-CN"] .portfolio-card h3,
html[lang="zh-CN"] .bento-card h3,
html[lang="zh-CN"] .timeline-card h3,
html[lang="zh-CN"] .engine-card h3,
html[lang="zh-CN"] .dashboard-card h3 {
  letter-spacing: -0.02em;
  font-weight: 700;
}

html[lang="zh-CN"] .hero-copy h1 {
  font-size: clamp(2.56rem, 4vw, 4.18rem);
}

.section-copy,
.panel-copy,
.subtitle,
.closing-panel p,
.dashboard-card p,
.engine-card p,
.portfolio-card p,
.timeline-card p,
.fact-card dd,
.contact-topic-card p,
.faq p {
  color: var(--muted);
  line-height: 1.8;
}

.subtitle {
  margin-top: 20px;
  max-width: 60ch;
  font-size: 17px;
  color: var(--muted-strong);
  white-space: pre-line;
}

.section-copy {
  margin-top: 16px;
  max-width: 62ch;
  font-size: 16px;
}

/* HUD 科技导航栏：矩形框架 + 角标 + 顶部光线 */
.hero-top {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 10px 14px 10px 10px;
  border: 1px solid rgba(34, 211, 238, 0.18);
  border-radius: 18px;
  background: rgba(6, 10, 18, 0.88);
  backdrop-filter: blur(28px);
  -webkit-backdrop-filter: blur(28px);
  box-shadow:
    0 0 0 1px rgba(34, 211, 238, 0.06),
    0 12px 40px rgba(0, 0, 0, 0.5),
    inset 0 1px 0 rgba(255, 255, 255, 0.06),
    inset 0 0 48px rgba(34, 211, 238, 0.025);
}

/* 顶部青色光线 */
.hero-top::before {
  content: "";
  position: absolute;
  top: 0;
  left: 20%;
  right: 20%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(34, 211, 238, 0.7), transparent);
  border-radius: 999px;
}

/* 左上角 + 右上角装饰括号 */
.hero-top::after {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: 18px;
  background:
    /* 左上角横线 */
    linear-gradient(90deg, rgba(34, 211, 238, 0.5) 12px, transparent 12px) 0 0 / 100% 1px no-repeat,
    /* 左上角竖线 */
    linear-gradient(180deg, rgba(34, 211, 238, 0.5) 12px, transparent 12px) 0 0 / 1px 100% no-repeat,
    /* 右上角横线 */
    linear-gradient(270deg, rgba(34, 211, 238, 0.5) 12px, transparent 12px) 100% 0 / 100% 1px no-repeat,
    /* 右上角竖线 */
    linear-gradient(180deg, rgba(34, 211, 238, 0.5) 12px, transparent 12px) 100% 0 / 1px 100% no-repeat;
  pointer-events: none;
  z-index: -1;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
  text-decoration: none;
}

/* 品牌图标：HUD 扫描方块，内嵌 SVG 六边形双层图标 */
.brand-mark {
  position: relative;
  overflow: hidden;
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  border-radius: 14px;
  border: 1px solid rgba(34, 211, 238, 0.45);
  background:
    linear-gradient(145deg, rgba(34, 211, 238, 0.22) 0%, rgba(167, 139, 250, 0.18) 100%),
    rgba(8, 14, 24, 0.9);
  color: var(--text-strong);
  box-shadow:
    0 0 0 1px rgba(34, 211, 238, 0.12),
    0 0 20px rgba(34, 211, 238, 0.35),
    0 0 48px rgba(34, 211, 238, 0.15),
    inset 0 1px 0 rgba(255, 255, 255, 0.15),
    inset 0 0 20px rgba(34, 211, 238, 0.08);
  animation: brand-mark-pulse 3s ease-in-out infinite;
}

/* 内部扫描线 */
.brand-mark::before {
  content: "";
  position: absolute;
  left: -10%;
  width: 120%;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(34, 211, 238, 0.8), transparent);
  filter: blur(1px);
  animation: brand-scan 2.4s linear infinite;
}

/* 右上角内角标（向上，符合 Velaris 愿景） */
.brand-mark::after {
  content: "";
  position: absolute;
  right: 4px;
  top: 4px;
  width: 8px;
  height: 8px;
  border-right: 1.5px solid rgba(34, 211, 238, 0.6);
  border-top: 1.5px solid rgba(34, 211, 238, 0.6);
}

@keyframes brand-mark-pulse {
  0%, 100% {
    box-shadow: 0 0 0 1px rgba(34, 211, 238, 0.12), 0 0 20px rgba(34, 211, 238, 0.35), 0 0 48px rgba(34, 211, 238, 0.15), inset 0 1px 0 rgba(255, 255, 255, 0.15), inset 0 0 20px rgba(34, 211, 238, 0.08);
  }
  50% {
    box-shadow: 0 0 0 1px rgba(34, 211, 238, 0.18), 0 0 28px rgba(34, 211, 238, 0.5), 0 0 64px rgba(34, 211, 238, 0.22), inset 0 1px 0 rgba(255, 255, 255, 0.2), inset 0 0 28px rgba(34, 211, 238, 0.14);
  }
}

@keyframes brand-scan {
  0% { top: -10%; opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { top: 110%; opacity: 0; }
}

.brand-text {
  color: var(--text-strong);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.04em;
  line-height: 1.2;
}

/* 英文副标题 via CSS content */
.brand-text::after {
  content: "VELARIS · AI AGENTS";
  display: block;
  color: var(--accent);
  font-family: var(--mono-font);
  font-size: 9px;
  font-weight: 500;
  letter-spacing: 0.18em;
  opacity: 0.72;
  margin-top: 2px;
}

.top-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 10px;
}

.nav a,
.locale-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 16px;
  border-radius: 999px;
  text-decoration: none;
  transition:
    transform 180ms ease,
    color 180ms ease,
    border-color 180ms ease,
    background 180ms ease,
    box-shadow 180ms ease;
}

.nav a {
  color: rgba(148, 163, 184, 0.85);
  border: 1px solid transparent;
  background: transparent;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.04em;
  counter-increment: nav-item;
}

/* 在导航项前添加编号 */
.nav a::before {
  content: counter(nav-item, decimal-leading-zero) " ";
  font-family: var(--mono-font);
  font-size: 9px;
  font-weight: 400;
  color: var(--accent);
  opacity: 0.5;
  margin-right: 2px;
  letter-spacing: 0.08em;
  vertical-align: 1px;
}

.nav {
  counter-reset: nav-item;
}

.nav a:hover {
  color: var(--text-strong);
  border-color: rgba(34, 211, 238, 0.2);
  background: rgba(34, 211, 238, 0.06);
  box-shadow: 0 0 12px rgba(34, 211, 238, 0.1), inset 0 0 8px rgba(34, 211, 238, 0.04);
  text-shadow: 0 0 12px rgba(34, 211, 238, 0.4);
}

.nav a:hover::before {
  opacity: 1;
}

.locale-switch {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px;
  border-radius: 10px;
  border: 1px solid rgba(34, 211, 238, 0.2);
  background: rgba(34, 211, 238, 0.04);
}

.locale-btn {
  min-width: 52px;
  min-height: 38px;
  color: var(--muted);
  font-family: var(--mono-font);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  border-radius: 8px;
}

.locale-btn.is-active,
.locale-btn:hover {
  color: #020d14;
  background: linear-gradient(135deg, var(--accent), #67e8f9);
  box-shadow: 0 0 20px rgba(34, 211, 238, 0.25);
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.22fr) minmax(350px, 0.88fr);
  gap: 28px;
  margin-top: 34px;
}

.hero-copy {
  padding: 16px 8px 8px;
}

.global-status {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px;
  border-radius: 999px;
  border: 1px solid rgba(34, 211, 238, 0.22);
  background: rgba(34, 211, 238, 0.08);
  box-shadow: 0 0 16px rgba(34, 211, 238, 0.12), inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), #a5f3fc);
  box-shadow: 0 0 14px rgba(34, 211, 238, 0.7), 0 0 28px rgba(34, 211, 238, 0.35);
  animation: status-pulse 2.1s ease-in-out infinite;
}

.status-text {
  color: var(--accent);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 20px;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid rgba(255, 201, 119, 0.2);
  background: rgba(255, 201, 119, 0.08);
  color: var(--warm);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 30px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 152px;
  min-height: 50px;
  padding: 0 24px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-strong);
  text-decoration: none;
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0.01em;
  transition:
    transform 200ms ease,
    border-color 200ms ease,
    background 200ms ease,
    box-shadow 200ms ease;
}

.btn:hover {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.09);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

/* 主按钮：青色渐变 + 发光 */
.btn.primary {
  border: none;
  background: linear-gradient(135deg, #22d3ee, #06b6d4);
  color: #020d14;
  font-weight: 700;
  box-shadow: 0 0 22px rgba(34, 211, 238, 0.35), 0 4px 16px rgba(0, 0, 0, 0.3);
}

.btn.primary:hover {
  background: linear-gradient(135deg, #38e4f8, #22d3ee);
  box-shadow: 0 0 36px rgba(34, 211, 238, 0.52), 0 8px 24px rgba(0, 0, 0, 0.3);
  transform: translateY(-2px);
}

.meta-note {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 20px;
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.03);
  color: var(--muted);
  font-size: 13px;
}

.meta-note::before {
  content: "↑";
  color: var(--accent);
  font-weight: 700;
  font-size: 14px;
  line-height: 1;
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 26px;
}

.metric-card,
.fact-card,
.bento-card,
.timeline-card,
.engine-card,
.dashboard-card,
.portfolio-card,
.contact-topic-card,
.contact-qr-wrap,
.faq details,
.journey-mini article {
  position: relative;
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-top: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: var(--radius-lg);
  /* 更亮的玻璃拟态：白色高光层 + 半透明中调蓝，让内容清晰可见 */
  background:
    linear-gradient(160deg, rgba(255, 255, 255, 0.09) 0%, rgba(255, 255, 255, 0.03) 100%),
    rgba(18, 26, 44, 0.72);
  box-shadow: var(--shadow-soft), inset 0 1px 0 rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition:
    transform 280ms cubic-bezier(0.34, 1.56, 0.64, 1),
    border-color 220ms ease,
    background 220ms ease,
    box-shadow 220ms ease;
}

.metric-card:hover,
.fact-card:hover,
.bento-card:hover,
.timeline-card:hover,
.engine-card:hover,
.dashboard-card:hover,
.portfolio-card:hover,
.contact-topic-card:hover,
.contact-qr-wrap:hover,
.faq details:hover,
.journey-mini article:hover {
  transform: translateY(-6px);
  border-color: rgba(34, 211, 238, 0.28);
  border-top-color: rgba(34, 211, 238, 0.4);
  background:
    linear-gradient(160deg, rgba(34, 211, 238, 0.07) 0%, rgba(255, 255, 255, 0.04) 100%),
    rgba(18, 26, 44, 0.82);
  box-shadow:
    0 24px 60px rgba(0, 0, 0, 0.36),
    0 0 0 1px rgba(34, 211, 238, 0.12),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.metric-card {
  min-height: 176px;
  padding: 22px 22px 20px;
}

.metric-card::before,
.fact-card::before,
.bento-card::before,
.timeline-card::before,
.engine-card::before,
.dashboard-card::before,
.portfolio-card::before,
.contact-topic-card::before,
.contact-qr-wrap::before,
.faq details::before,
.journey-mini article::before {
  content: "";
  position: absolute;
  left: 18px;
  right: 18px;
  top: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(34, 211, 238, 0.38), transparent);
}

.metric-value {
  display: block;
  color: var(--text-strong);
  font-family: var(--display-font);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.metric-label {
  display: block;
  margin-top: 12px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.75;
}

.hero-stage {
  display: grid;
  gap: 16px;
  align-content: start;
}

.signal-board {
  position: relative;
  overflow: hidden;
  padding: 28px;
  border-radius: calc(var(--radius-xl) + 2px);
  border: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(9, 19, 31, 0.96), rgba(7, 16, 26, 0.94)),
    rgba(7, 16, 26, 0.96);
  box-shadow: var(--shadow-soft);
}

.signal-board::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(34, 211, 238, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(34, 211, 238, 0.04) 1px, transparent 1px);
  background-size: 100% 34px, 34px 100%;
  mask-image: linear-gradient(180deg, black, transparent 88%);
  pointer-events: none;
}

.signal-board h2 {
  max-width: 20ch;
}

.panel-copy {
  margin-top: 14px;
}

.prompt-shell {
  position: relative;
  z-index: 1;
  margin-top: 22px;
  padding: 20px;
  border-radius: 24px;
  border: 1px solid rgba(34, 211, 238, 0.14);
  background: rgba(3, 10, 16, 0.85);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
}

.prompt-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.prompt-head span {
  color: var(--muted);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.prompt-text {
  margin-top: 14px;
  color: var(--muted-strong);
  font-size: 14px;
  line-height: 1.9;
}

.prompt-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.prompt-tags span {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid rgba(34, 211, 238, 0.12);
  background: rgba(34, 211, 238, 0.08);
  color: var(--accent);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.journey-mini {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 18px;
}

.journey-mini article {
  padding: 18px 16px;
}

.journey-mini span {
  display: block;
  color: var(--muted);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.journey-mini strong {
  display: block;
  margin-top: 8px;
  color: var(--text-strong);
  font-size: 15px;
  line-height: 1.45;
}

.portfolio-cluster {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.portfolio-card {
  padding: 24px;
}

.portfolio-card-wide {
  grid-column: 1 / -1;
  background:
    radial-gradient(circle at 100% 0%, rgba(255, 201, 119, 0.14), transparent 28%),
    linear-gradient(180deg, rgba(15, 31, 43, 0.96), rgba(8, 19, 31, 0.92));
  border-color: rgba(255, 201, 119, 0.16);
}

.portfolio-card-global {
  border-color: rgba(34, 211, 238, 0.16);
}

.portfolio-card-china {
  border-color: rgba(255, 201, 119, 0.14);
}

.portfolio-avatar {
  width: 72px;
  height: 72px;
  margin-bottom: 18px;
  border-radius: 18px;
  object-fit: cover;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.engine-tag {
  display: inline-flex;
  align-items: center;
  margin-bottom: 14px;
  color: var(--accent);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.portfolio-card h3,
.bento-card h3,
.timeline-card h3,
.engine-card h3,
.dashboard-card h3,
.contact-topic-card strong {
  display: block;
  color: var(--text-strong);
  font-family: var(--display-font);
  font-size: 23px;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.2;
  text-wrap: pretty;
}

.portfolio-card p {
  margin-top: 10px;
}

.mini-list,
.plain-list {
  display: grid;
  gap: 12px;
  padding: 0;
  margin: 18px 0 0;
  list-style: none;
}

.mini-list li,
.plain-list li {
  position: relative;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.8;
}

.mini-list li::before,
.plain-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), var(--warm));
  box-shadow: 0 0 12px rgba(34, 211, 238, 0.18);
}

.section-facts {
  padding-top: 44px;
  padding-bottom: 44px;
}

.fact-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 28px;
}

.fact-card {
  padding: 22px 20px;
}

.fact-card dt {
  color: var(--muted);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.fact-card dd {
  margin-top: 14px;
  color: var(--text-strong);
  font-size: 18px;
  font-weight: 600;
  line-height: 1.55;
}

.bento-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 30px;
}

.bento-card {
  padding: 24px;
}

.bento-quote {
  grid-column: span 2;
  background:
    radial-gradient(circle at 100% 0%, rgba(34, 211, 238, 0.14), transparent 28%),
    linear-gradient(180deg, rgba(11, 26, 38, 0.96), rgba(7, 19, 30, 0.94));
}

.bento-tall {
  grid-row: span 2;
}

.quote {
  color: var(--text-strong);
  font-family: var(--display-font);
  font-size: clamp(1.9rem, 2.8vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1.15;
}

.bento-card p + p,
.bento-card .mini-list {
  margin-top: 16px;
}

.timeline {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  list-style: none;
  padding: 0;
  margin: 30px 0 0;
}

.timeline-card {
  padding: 76px 22px 24px;
}

.timeline-index {
  position: absolute;
  left: 22px;
  top: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 58px;
  min-height: 38px;
  padding: 0 10px;
  border-radius: 999px;
  border: 1px solid rgba(34, 211, 238, 0.18);
  background: rgba(34, 211, 238, 0.08);
  color: var(--accent);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.14em;
}

.timeline-card h3 {
  font-size: 22px;
}

#engine {
  background:
    radial-gradient(circle at 100% 0%, rgba(34, 211, 238, 0.16), transparent 30%),
    radial-gradient(circle at 0% 100%, rgba(255, 201, 119, 0.08), transparent 26%),
    linear-gradient(180deg, rgba(7, 17, 27, 0.96), rgba(4, 10, 17, 0.94));
}

.engine-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 30px;
}

.engine-card {
  min-height: 224px;
  padding: 24px;
}

.engine-card h3 {
  margin-top: 0;
}

.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 30px;
}

.dashboard-card {
  padding: 28px;
}

.dashboard-panel {
  background:
    radial-gradient(circle at 100% 0%, rgba(34, 211, 238, 0.12), transparent 24%),
    linear-gradient(180deg, rgba(13, 27, 38, 0.96), rgba(8, 18, 29, 0.94));
  border-color: rgba(34, 211, 238, 0.14);
}

.dashboard-head {
  display: flex;
  align-items: center;
  gap: 16px;
}

.dashboard-head > div {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.dashboard-head span {
  color: var(--muted);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.dashboard-head strong {
  color: var(--text-strong);
  font-size: 21px;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.25;
}

.product-avatar,
.product-avatar-placeholder {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  flex-shrink: 0;
}

.product-avatar {
  object-fit: cover;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.product-avatar-placeholder {
  display: grid;
  place-items: center;
  border: 1px solid rgba(34, 211, 238, 0.16);
  background:
    linear-gradient(135deg, rgba(34, 211, 238, 0.14), rgba(255, 201, 119, 0.08)),
    rgba(255, 255, 255, 0.03);
  color: var(--text-strong);
  font-family: var(--display-font);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.dashboard-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 20px;
}

.dashboard-stats div {
  padding: 16px 18px;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.03);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
}

.dashboard-stats strong {
  display: block;
  margin-top: 8px;
  color: var(--text-strong);
  font-family: var(--display-font);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.2;
}

.progress-rail {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 8px;
  margin-top: 18px;
}

.progress-rail span {
  display: block;
  height: 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
}

.progress-rail .is-active {
  background: linear-gradient(90deg, var(--accent), #a5f3fc);
  box-shadow: 0 0 16px rgba(34, 211, 238, 0.2);
}

.interest-box {
  margin-top: 18px;
  padding: 18px;
  border-radius: 22px;
  border: 1px solid rgba(34, 211, 238, 0.12);
  background: rgba(3, 10, 16, 0.78);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
}

.interest-kicker {
  color: var(--accent);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.interest-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 12px;
}

.interest-submit,
.feedback-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 999px;
  border: 1px solid rgba(34, 211, 238, 0.22);
  background: rgba(34, 211, 238, 0.12);
  color: var(--text-strong);
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    background 180ms ease,
    box-shadow 180ms ease,
    opacity 180ms ease;
}

.interest-submit:hover,
.feedback-submit:hover {
  transform: translateY(-2px);
  border-color: rgba(34, 211, 238, 0.34);
  background: rgba(34, 211, 238, 0.2);
  box-shadow: 0 14px 32px rgba(0, 0, 0, 0.18);
}

.interest-submit:disabled,
.feedback-submit:disabled {
  cursor: not-allowed;
  opacity: 0.62;
  transform: none;
}

.interest-submit.is-active {
  color: #041018;
  background: linear-gradient(135deg, var(--accent), #c4fff0);
}

.interest-count {
  color: var(--muted-strong);
  font-size: 13px;
  font-weight: 600;
}

.interest-note,
.interest-tip,
.feedback-tip {
  margin-top: 10px;
  font-size: 13px;
}

.interest-tip,
.feedback-tip {
  color: var(--accent);
  min-height: 1.2em;
}

.subpage-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 18px;
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-strong);
  text-decoration: none;
  font-weight: 600;
}

.subpage-link::after {
  content: "→";
}

.subpage-link:hover {
  transform: translateY(-2px);
  border-color: rgba(34, 211, 238, 0.24);
  background: rgba(34, 211, 238, 0.08);
}

/* 产品卡片内小程序二维码 */
.product-mp-qr-wrap {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 18px;
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid rgba(34, 211, 238, 0.14);
  background: rgba(34, 211, 238, 0.04);
}

.product-mp-qr {
  width: 72px;
  height: 72px;
  border-radius: 10px;
  object-fit: cover;
  flex-shrink: 0;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.product-mp-qr-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.product-mp-qr-label {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-strong);
}

.product-mp-qr-hint {
  font-size: 13px;
  color: var(--muted-strong);
  line-height: 1.5;
}

.feedback-form {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.feedback-label {
  color: var(--warm);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.feedback-textarea {
  width: 100%;
  min-height: 116px;
  margin-top: 12px;
  padding: 14px 16px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 18px;
  background: rgba(3, 10, 16, 0.84);
  color: var(--text);
  font: inherit;
  line-height: 1.7;
  resize: vertical;
  transition: border-color 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.feedback-textarea::placeholder {
  color: rgba(152, 174, 193, 0.74);
}

.feedback-textarea:focus {
  border-color: rgba(34, 211, 238, 0.32);
  box-shadow: 0 0 0 4px rgba(34, 211, 238, 0.08);
  background: rgba(3, 10, 16, 0.92);
  outline: none;
}

.feedback-submit {
  align-self: flex-start;
  margin-top: 12px;
}

.section-contact {
  background:
    radial-gradient(circle at 0% 100%, rgba(255, 201, 119, 0.08), transparent 22%),
    radial-gradient(circle at 100% 0%, rgba(34, 211, 238, 0.12), transparent 26%),
    linear-gradient(180deg, rgba(7, 17, 28, 0.96), rgba(4, 11, 18, 0.94));
}

.contact-grid {
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
  gap: 20px;
  align-items: stretch;
  margin-top: 30px;
}

.contact-qr-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 18px;
  padding: 26px 22px;
  text-align: center;
}

.contact-qr {
  width: 188px;
  height: 188px;
  border-radius: 22px;
  object-fit: cover;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.contact-qr-hint {
  max-width: 20ch;
  color: var(--muted-strong);
  font-size: 14px;
  line-height: 1.7;
}

.contact-topics {
  display: grid;
  gap: 14px;
}

.contact-topic-card {
  display: grid;
  grid-template-columns: 74px minmax(0, 1fr);
  gap: 16px;
  padding: 20px 22px;
}

.contact-topic-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 54px;
  border-radius: 18px;
  border: 1px solid rgba(34, 211, 238, 0.16);
  background: rgba(34, 211, 238, 0.08);
  color: var(--accent);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.08em;
}

.contact-topic-card strong {
  font-size: 19px;
}

.contact-topic-card p {
  margin-top: 8px;
}

.faq {
  display: grid;
  gap: 14px;
  margin-top: 28px;
}

.faq details {
  padding: 22px 24px;
}

.faq details[open] {
  border-color: var(--line-strong);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02)),
    rgba(7, 17, 28, 0.8);
}

.faq summary {
  position: relative;
  padding-right: 48px;
  list-style: none;
  cursor: pointer;
  color: var(--text-strong);
  font-size: 17px;
  font-weight: 600;
  line-height: 1.6;
}

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

.faq summary::after {
  content: "+";
  position: absolute;
  right: 0;
  top: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 999px;
  border: 1px solid rgba(34, 211, 238, 0.18);
  color: var(--accent);
  font-family: var(--mono-font);
  font-size: 18px;
  font-weight: 500;
}

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

.faq p {
  margin-top: 14px;
}

.closing {
  margin-top: 34px;
}

.closing-panel {
  padding: 68px 52px;
  text-align: center;
  background:
    radial-gradient(circle at 100% 0%, rgba(34, 211, 238, 0.18), transparent 30%),
    radial-gradient(circle at 0% 100%, rgba(255, 201, 119, 0.1), transparent 26%),
    linear-gradient(180deg, rgba(8, 18, 30, 0.96), rgba(5, 12, 21, 0.94));
}

.closing-panel h2 {
  margin-left: auto;
  margin-right: auto;
  max-width: 22ch;
}

.closing-panel p {
  max-width: 62ch;
  margin: 18px auto 0;
}

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

.footer {
  margin-top: 20px;
  padding: 0 8px;
  color: var(--muted);
  font-size: 13px;
  text-align: center;
  line-height: 1.8;
}

.icp-link {
  color: inherit;
  text-decoration: none;
}

.icp-link:hover {
  color: var(--accent);
}

@keyframes status-pulse {
  0% {
    transform: scale(1);
    opacity: 1;
    box-shadow: 0 0 0 0 rgba(34, 211, 238, 0.42);
  }

  70% {
    transform: scale(1.08);
    opacity: 0.86;
    box-shadow: 0 0 0 12px rgba(34, 211, 238, 0);
  }

  100% {
    transform: scale(1);
    opacity: 1;
    box-shadow: 0 0 0 0 rgba(34, 211, 238, 0);
  }
}

/* 是什么：背景字符运动与闪烁。
   做什么：让矩阵字符列保持缓慢漂移和亮度波动。
   为什么：需要持续的黑客控制台氛围，但不能造成喧宾夺主。 */
@keyframes matrix-fall {
  0% {
    transform: translate3d(0, -8%, 0);
  }

  100% {
    transform: translate3d(0, 10%, 0);
  }
}

@keyframes matrix-flicker {
  0%,
  100% {
    opacity: 0.42;
  }

  18% {
    opacity: 0.2;
  }

  34% {
    opacity: 0.58;
  }

  52% {
    opacity: 0.24;
  }

  72% {
    opacity: 0.5;
  }
}

@keyframes matrix-scan {
  0% {
    top: 4%;
    opacity: 0.28;
  }

  55% {
    opacity: 0.58;
  }

  100% {
    top: 78%;
    opacity: 0.16;
  }
}

@keyframes matrix-glyph-jump {
  0% {
    transform: translate3d(0, 0, 0) scale(0.98);
  }

  42% {
    transform: translate3d(0, -3px, 0) scale(1.08);
  }

  100% {
    transform: translate3d(0, -2px, 0) scale(1.06);
  }
}

@media (min-width: 1181px) {
  html[lang="zh-CN"] .hero-copy h1 {
    font-size: clamp(2.42rem, 3.44vw, 3.84rem);
    white-space: nowrap;
  }
}

@media (max-width: 1180px) {
  .hero-grid,
  .engine-grid,
  .dashboard-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .fact-grid,
  .bento-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .bento-quote,
  .bento-tall,
  .portfolio-card-wide {
    grid-column: auto;
    grid-row: auto;
  }

  .portfolio-cluster {
    grid-template-columns: 1fr;
  }

  .hero-stage {
    grid-template-columns: 1fr;
  }

  .contact-qr-wrap {
    flex-direction: row;
    text-align: left;
  }

  .contact-qr-hint {
    max-width: none;
  }
}

@media (max-width: 820px) {
  .page {
    padding: 16px 14px 72px;
  }

  .hero,
  .section,
  .closing-panel {
    padding: 22px 20px;
    border-radius: 30px;
  }

  .hero-top {
    flex-direction: column;
    align-items: stretch;
    padding: 12px;
    border-radius: 26px;
  }

  .top-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .nav {
    justify-content: flex-start;
  }

  .locale-switch {
    align-self: flex-start;
  }

  .matrix-rain {
    grid-template-columns: repeat(7, minmax(0, 1fr));
    gap: 14px;
    opacity: 0.44;
  }

  .matrix-column:nth-child(n + 8) {
    display: none;
  }

  .hero-copy h1 {
    max-width: none;
    font-size: clamp(2.28rem, 9vw, 3.52rem);
  }

  .section h2,
  .signal-board h2,
  .closing-panel h2 {
    max-width: none;
    font-size: clamp(1.8rem, 7.2vw, 2.7rem);
  }

  .hero-metrics,
  .journey-mini,
  .fact-grid,
  .bento-grid,
  .engine-grid,
  .dashboard-grid,
  .dashboard-stats,
  .contact-grid,
  .contact-topics {
    grid-template-columns: 1fr;
  }

  .metric-card,
  .engine-card,
  .dashboard-card,
  .portfolio-card,
  .timeline-card {
    min-height: auto;
  }

  .signal-board,
  .dashboard-card,
  .portfolio-card,
  .bento-card,
  .fact-card,
  .timeline-card,
  .engine-card,
  .contact-topic-card,
  .faq details {
    padding-left: 18px;
    padding-right: 18px;
  }

  .contact-qr-wrap {
    flex-direction: column;
    text-align: center;
  }

  .contact-topic-card {
    grid-template-columns: 1fr;
  }

  .contact-topic-icon {
    width: fit-content;
    min-width: 72px;
  }

  .interest-row {
    align-items: stretch;
  }

  .interest-submit,
  .feedback-submit,
  .btn {
    width: 100%;
  }

  .meta-note {
    width: 100%;
    justify-content: center;
    text-align: center;
  }

  .feedback-submit {
    align-self: stretch;
  }
}

@media (max-width: 520px) {
  .matrix-rain {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 12px;
    opacity: 0.32;
  }

  .matrix-column:nth-child(n + 6) {
    display: none;
  }

  .nav a,
  .locale-btn {
    min-height: 42px;
    padding: 0 14px;
  }

  .contact-qr {
    width: 150px;
    height: 150px;
  }

  .fact-card dd,
  .dashboard-head strong,
  .portfolio-card h3,
  .bento-card h3,
  .timeline-card h3,
  .engine-card h3,
  .dashboard-card h3 {
    font-size: 20px;
  }
}

/* 是什么：官网 PC 版视觉重构覆盖。
   做什么：在桌面端把首页重排为更接近参考样例的首屏、能力卡片、产品卡片与 FAQ/联系结构。
   为什么：用户明确要求参考样例调整官网 PC 页面，同时保持现有官网表单与小程序能力不变。 */
@media (min-width: 1024px) {
  body {
    /* 桌面端极光背景：更大光晕，更强层次感 */
    background:
      radial-gradient(ellipse 140% 70% at 50% 0%, rgba(34, 211, 238, 0.07) 0%, transparent 55%),
      radial-gradient(ellipse 90% 55% at 85% 100%, rgba(167, 139, 250, 0.06) 0%, transparent 50%),
      radial-gradient(ellipse 70% 45% at 15% 75%, rgba(16, 185, 129, 0.05) 0%, transparent 45%),
      #080b14;
  }

  body::before {
    opacity: 0.5;
    background-size: 72px 72px;
  }

  body::after {
    opacity: 0.08;
  }

  .matrix-rain {
    opacity: 0.12;
    filter: blur(0.3px);
  }

  .page {
    display: flex;
    flex-direction: column;
    gap: 26px;
    max-width: 1260px;
    padding: 22px 26px 88px;
  }

  .hero,
  .section,
  .closing-panel {
    margin-top: 0;
    border-radius: 30px;
    border-color: rgba(255, 255, 255, 0.08);
    background:
      linear-gradient(180deg, rgba(20, 24, 32, 0.92), rgba(14, 17, 24, 0.9)),
      rgba(12, 14, 20, 0.92);
    box-shadow:
      0 24px 60px rgba(0, 0, 0, 0.34),
      inset 0 1px 0 rgba(255, 255, 255, 0.04);
  }

  .hero::before,
  .section::before,
  .closing-panel::before {
    background:
      radial-gradient(circle at 100% 0%, rgba(34, 211, 238, 0.1), transparent 32%),
      radial-gradient(circle at 0% 100%, rgba(34, 211, 238, 0.05), transparent 22%);
  }

  .page-home .hero {
    order: 1;
    padding: 24px 30px 40px;
  }

  .page-home .section-facts,
  .page-home .section-story,
  .page-home #journey,
  .page-home .closing {
    display: none;
  }

  .page-home #engine {
    order: 2;
    padding: 42px 34px 38px;
  }

  .page-home #projects {
    order: 3;
    padding: 42px 34px 38px;
  }

  .page-home #roadmap {
    order: 4;
    padding: 42px 34px 38px;
  }

  .page-home #faq {
    order: 5;
    padding: 38px 34px 30px;
  }

  .page-home #contact {
    order: 6;
    padding: 34px 34px 30px;
  }

  .page-home .footer {
    order: 7;
    margin-top: 0;
  }

  .hero-top {
    max-width: 980px;
    margin: 0 auto;
    padding: 10px 14px;
    background: rgba(255, 255, 255, 0.03);
  }

  .brand-mark {
    width: 40px;
    height: 40px;
    border-radius: 14px;
    font-size: 16px;
  }

  .brand-text {
    font-size: 14px;
  }

  .nav {
    gap: 6px;
  }

  .nav a,
  .locale-btn {
    min-height: 38px;
    padding: 0 14px;
    font-size: 13px;
  }

  .nav a {
    color: rgba(235, 247, 255, 0.7);
  }

  .hero-grid {
    display: block;
    margin-top: 52px;
  }

  .hero-copy {
    max-width: 760px;
    margin: 0 auto;
    padding: 0;
    text-align: center;
  }

  .global-status,
  .badge,
  .meta-note,
  .actions {
    justify-content: center;
    margin-left: auto;
    margin-right: auto;
  }

  .subtitle,
  .section-copy,
  .closing-panel p {
    margin-left: auto;
    margin-right: auto;
    text-align: center;
  }

  .hero-copy h1 {
    max-width: 12ch;
    margin-left: auto;
    margin-right: auto;
    font-size: clamp(3.4rem, 5.2vw, 5.4rem);
  }

  html[lang="zh-CN"] .hero-copy h1 {
    max-width: none;
    font-size: clamp(3.24rem, 4.9vw, 4.9rem);
    white-space: normal;
  }

  .subtitle {
    max-width: 54ch;
    font-size: 17px;
  }

  .meta-note {
    width: fit-content;
    margin-top: 24px;
  }

  .actions {
    margin-top: 28px;
  }

  .btn {
    min-width: 176px;
    min-height: 52px;
    padding: 0 24px;
  }

  .btn.primary {
    box-shadow:
      0 0 22px rgba(34, 211, 238, 0.28),
      0 14px 34px rgba(6, 182, 212, 0.14);
  }

  .hero-metrics {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
    margin-top: 34px;
  }

  .metric-card {
    min-height: 148px;
    padding: 20px 18px;
    border-radius: 22px;
    text-align: left;
    background:
      linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.02)),
      rgba(28, 31, 40, 0.82);
  }

  .metric-value {
    font-size: 19px;
  }

  .metric-label {
    font-size: 13px;
    line-height: 1.72;
  }

  .hero-stage {
    max-width: 1320px;
    margin: 40px auto 0;
    grid-template-columns: minmax(380px, 0.82fr) minmax(0, 1.4fr);
    gap: 18px;
  }

  .signal-board,
  .portfolio-card,
  .engine-card,
  .dashboard-card,
  .contact-topic-card,
  .contact-qr-wrap,
  .faq details {
    border-radius: 22px;
    background:
      linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.018)),
      rgba(32, 35, 44, 0.82);
  }

  .signal-board {
    min-height: 100%;
    padding: 28px;
  }

  .signal-board h2 {
    font-size: clamp(2rem, 2.4vw, 2.5rem);
  }

  .portfolio-cluster {
    grid-template-columns: 1fr 1fr 1.15fr;
    gap: 16px;
  }

  .portfolio-card {
    min-height: 220px;
  }

  /* 国内两卡横向排在左侧，海外卡在右侧 */
  .portfolio-card-wide {
    grid-column: 1;
    grid-row: 1;
  }

  .portfolio-card-china {
    grid-column: 2;
    grid-row: 1;
  }

  .portfolio-card-global {
    grid-column: 3;
    grid-row: 1;
  }

  .section-header {
    max-width: 760px;
    margin: 0 auto;
    text-align: center;
  }

  .section h2 {
    max-width: none;
  }

  .engine-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
    margin-top: 28px;
  }

  .engine-card {
    min-height: 238px;
    padding: 24px 20px 22px;
    align-items: center;
    text-align: center;
  }

  .engine-card::after {
    content: "";
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    top: 27px;
    width: 56px;
    height: 56px;
    border-radius: 16px;
    background:
      radial-gradient(circle at 35% 35%, #ecfdff 0%, rgba(34, 211, 238, 0.58) 42%, rgba(34, 211, 238, 0.10) 68%, transparent 74%);
    box-shadow: 0 0 18px rgba(34, 211, 238, 0.16);
    opacity: 0.58;
  }

  .engine-card:nth-child(2)::after {
    background:
      radial-gradient(circle at 35% 35%, #f0fdf9 0%, rgba(134, 255, 232, 0.56) 42%, rgba(134, 255, 232, 0.10) 68%, transparent 74%);
  }

  .engine-card:nth-child(3)::after {
    background:
      radial-gradient(circle at 35% 35%, #f5f3ff 0%, rgba(167, 139, 250, 0.56) 42%, rgba(167, 139, 250, 0.10) 68%, transparent 74%);
  }

  .engine-card:nth-child(4)::after {
    background:
      radial-gradient(circle at 35% 35%, #fffbeb 0%, rgba(251, 191, 36, 0.54) 42%, rgba(251, 191, 36, 0.10) 68%, transparent 74%);
  }

  .engine-card .engine-tag {
    margin-top: 24px;
    color: rgba(235, 247, 255, 0.58);
  }

  .engine-card h3 {
    font-size: 20px;
  }

  .engine-card p {
    font-size: 14px;
  }

  .dashboard-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
    margin-top: 28px;
  }

  .dashboard-card {
    min-height: 100%;
    padding: 26px;
  }

  .dashboard-panel {
    background:
      radial-gradient(circle at 100% 0%, rgba(34, 211, 238, 0.12), transparent 22%),
      linear-gradient(180deg, rgba(31, 34, 42, 0.88), rgba(24, 27, 35, 0.88));
  }

  .dashboard-head strong {
    font-size: 22px;
  }

  .dashboard-stats strong {
    font-size: 18px;
  }

  .progress-rail {
    margin-top: 20px;
  }

  .interest-box,
  .feedback-form {
    border-color: rgba(34, 211, 238, 0.14);
  }

  .faq {
    max-width: 1020px;
    margin: 28px auto 0;
  }

  .faq summary {
    font-size: 18px;
  }

  .section-contact {
    background:
      radial-gradient(circle at 100% 100%, rgba(34, 211, 238, 0.14), transparent 24%),
      linear-gradient(180deg, rgba(20, 23, 30, 0.92), rgba(15, 18, 24, 0.9));
  }

  .contact-grid {
    grid-template-columns: 320px minmax(0, 1fr);
    gap: 18px;
    align-items: stretch;
  }

  .contact-topics {
    grid-template-columns: repeat(2, minmax(260px, 1fr));
    gap: 16px;
  }

  .contact-topic-card {
    min-height: 176px;
    padding: 22px 22px;
  }

  .contact-topic-card strong {
    font-size: 18px;
    line-height: 1.35;
  }

  .contact-topic-card p {
    font-size: 14px;
    line-height: 1.75;
    text-wrap: pretty;
  }

  .contact-qr-wrap {
    min-height: 100%;
    padding: 28px 24px;
    justify-content: center;
  }

  .contact-qr {
    width: 184px;
    height: 184px;
  }

  .contact-qr-hint {
    max-width: 18ch;
    font-size: 14px;
  }

  .footer {
    padding: 4px 0 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
}

/* Added Elements for Enhanced Aesthetic */
.card-icon {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: inset 0 0 12px rgba(34, 211, 238, 0.04);
  margin-bottom: 20px;
  align-self: center;
  color: var(--accent);
  z-index: 2;
}

/* 是什么：卡片顶部图标的内层柔光。
   做什么：缩小光晕尺寸并降低透明度，保留识别性但避免顶部过曝。
   为什么：当前四张卡片的高亮集中在首屏视线区域，过强会抢走标题与正文层级。 */
.card-icon::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--accent);
  filter: blur(10px);
  opacity: 0.24;
}

.card-icon svg {
  position: relative;
  width: 28px;
  height: 28px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
  z-index: 1;
}

.engine-card {
  padding: 32px 24px;
  display: flex;
  flex-direction: column;
}

.engine-card p.engine-tag {
  margin-bottom: 8px;
}

/* Global Map Card */
.portfolio-card-global {
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.global-map-bg {
  position: absolute;
  top: 0;
  right: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.35;
  mix-blend-mode: screen;
  pointer-events: none;
  z-index: 0;
}

.portfolio-card-global > * {
  position: relative;
  z-index: 1;
}

/* Saibo Product Steps Layout */
.product-steps {
  list-style: none;
  padding: 0;
  margin: 32px 0 0;
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.product-step {
  display: flex;
  gap: 18px;
  align-items: flex-start;
}

.product-step-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  flex-shrink: 0;
  border-radius: 50%;
  border: 1px solid rgba(34, 211, 238, 0.2);
  background: rgba(34, 211, 238, 0.08);
  box-shadow: 0 0 16px rgba(34, 211, 238, 0.06);
  color: var(--accent);
  font-family: var(--mono-font);
  font-size: 15px;
  font-weight: 600;
  margin-top: 2px;
}

.product-step h3 {
  color: var(--text-strong);
  font-family: var(--display-font);
  font-size: 19px;
  font-weight: 700;
  margin-bottom: 8px;
}

.product-step p {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.7;
}

/* ===========================================================
   动效系统 (Motion System)
   滚动进入动画 + Hero 浮动 + 粒子光点
   =========================================================== */

/* --- 滚动进入：初始隐藏状态 --- */
[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity 0.65s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.65s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-reveal="left"] {
  transform: translateX(-32px);
}

[data-reveal="right"] {
  transform: translateX(32px);
}

[data-reveal="scale"] {
  transform: scale(0.92) translateY(16px);
  transform-origin: center bottom;
}

/* 激活状态 */
[data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

/* 交错延迟（卡片 grid 子项） */
[data-stagger] > *:nth-child(1) { transition-delay: 0ms; }
[data-stagger] > *:nth-child(2) { transition-delay: 80ms; }
[data-stagger] > *:nth-child(3) { transition-delay: 160ms; }
[data-stagger] > *:nth-child(4) { transition-delay: 240ms; }
[data-stagger] > *:nth-child(5) { transition-delay: 320ms; }
[data-stagger] > *:nth-child(6) { transition-delay: 400ms; }

/* --- Hero 元素：浮动呼吸动画 --- */
.hero-copy h1 {
  animation: hero-float 8s ease-in-out infinite;
}

@keyframes hero-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

/* global-status badge 发光呼吸 */
.global-status {
  animation: badge-glow 3s ease-in-out infinite;
}

@keyframes badge-glow {
  0%, 100% { box-shadow: 0 0 16px rgba(34, 211, 238, 0.12), inset 0 1px 0 rgba(255, 255, 255, 0.05); }
  50% { box-shadow: 0 0 28px rgba(34, 211, 238, 0.22), inset 0 1px 0 rgba(255, 255, 255, 0.08); }
}

/* brand-mark 微旋转光晕 */
.brand-mark {
  transition: transform 300ms ease, box-shadow 300ms ease;
}

.brand:hover .brand-mark {
  transform: scale(1.06);
  border-color: rgba(34, 211, 238, 0.7);
  box-shadow:
    0 0 0 1px rgba(34, 211, 238, 0.2),
    0 0 32px rgba(34, 211, 238, 0.55),
    0 0 64px rgba(34, 211, 238, 0.25),
    inset 0 0 24px rgba(34, 211, 238, 0.14);
}

/* --- Section 标题进入动效增强 --- */
.section-kicker {
  transition: opacity 0.5s ease, transform 0.5s ease;
}

/* --- 卡片图标发光脉冲 --- */
.card-icon {
  animation: icon-pulse 4s ease-in-out infinite;
}

@keyframes icon-pulse {
  0%, 100% { box-shadow: inset 0 0 12px rgba(34, 211, 238, 0.04); }
  50% { box-shadow: inset 0 0 16px rgba(34, 211, 238, 0.08), 0 0 10px rgba(34, 211, 238, 0.04); }
}

/* --- Hero metrics 卡片依次进入 --- */
.hero-metrics .metric-card:nth-child(1) { transition-delay: 100ms; }
.hero-metrics .metric-card:nth-child(2) { transition-delay: 200ms; }
.hero-metrics .metric-card:nth-child(3) { transition-delay: 300ms; }
.hero-metrics .metric-card:nth-child(4) { transition-delay: 400ms; }

/* --- 减少动效（尊重用户偏好） --- */
@media (prefers-reduced-motion: reduce) {
  [data-reveal],
  .hero-copy h1,
  .global-status,
  .card-icon,
  .aurora-orb {
    animation: none !important;
    transition: opacity 0.3s ease !important;
    transform: none !important;
  }
}

/* ===================================================================
   Coming Next / 探索中的方向
=================================================================== */
.section-roadmap {
  position: relative;
}

.roadmap-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
  margin-top: 48px;
}

.roadmap-card {
  position: relative;
  padding: 28px 24px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 20px;
  overflow: hidden;
  transition: border-color 0.25s;
}

.roadmap-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(34,211,238,0.04), transparent 60%);
  pointer-events: none;
}

.roadmap-card:nth-child(2)::before {
  background: linear-gradient(135deg, rgba(167,139,250,0.05), transparent 60%);
}

.roadmap-card:hover {
  border-color: rgba(34,211,238,0.24);
}

.roadmap-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 10px;
  background: rgba(34,211,238,0.08);
  border: 1px solid rgba(34,211,238,0.16);
  border-radius: 20px;
  font-size: 11px;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 18px;
}

.roadmap-status-dot {
  width: 5px;
  height: 5px;
  background: var(--accent);
  border-radius: 50%;
  opacity: 0.7;
}

.roadmap-card:nth-child(2) .roadmap-status {
  background: rgba(167,139,250,0.08);
  border-color: rgba(167,139,250,0.18);
  color: var(--violet);
}

.roadmap-card:nth-child(2) .roadmap-status-dot {
  background: var(--violet);
}

.roadmap-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-strong);
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}

.roadmap-card p {
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.7;
}

.roadmap-card ul {
  margin-top: 14px;
  padding-left: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.roadmap-card ul li {
  font-size: 0.82rem;
  color: var(--muted);
  padding-left: 16px;
  position: relative;
}

.roadmap-card ul li::before {
  content: '○';
  position: absolute;
  left: 0;
  color: var(--accent);
  opacity: 0.5;
  font-size: 10px;
  top: 2px;
}

.roadmap-card:nth-child(2) ul li::before {
  color: var(--violet);
}

.roadmap-lock-badge {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 28px;
  height: 28px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: var(--muted);
}

/* product-scene 图片（hero dashboard扩展） */
.product-scene-img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  border-radius: 12px;
  margin-top: 16px;
  border: 1px solid rgba(255,255,255,0.06);
}

/* portfolio-avatar 缺图时 fallback */
.portfolio-avatar-placeholder {
  width: 72px;
  height: 72px;
  border-radius: 18px;
  display: grid;
  place-items: center;
  font-size: 22px;
  font-weight: 700;
  font-family: var(--display-font);
  border: 1px solid rgba(34,211,238,0.16);
  background: linear-gradient(135deg, rgba(34,211,238,0.12), rgba(167,139,250,0.08));
  color: var(--accent);
  margin-bottom: 18px;
  letter-spacing: 0.04em;
}

@media (max-width: 600px) {
  .roadmap-grid {
    grid-template-columns: 1fr;
  }
}

/* ===================================================================
   产品 Hero 场景图（dashboard detail cards）
=================================================================== */
.dashboard-card-has-hero {
  padding-top: 0;
  overflow: hidden;
}

.product-hero-img {
  width: calc(100% + 56px);
  margin-left: -28px;
  margin-right: -28px;
  height: 200px;
  object-fit: cover;
  object-position: center top;
  display: block;
  border-radius: 20px 20px 0 0;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  margin-bottom: 22px;
}

/* AI TokenCost panel - 紫色主题 */
.dashboard-panel-tokencost {
  background:
    radial-gradient(circle at 100% 0%, rgba(167, 139, 250, 0.14), transparent 28%),
    linear-gradient(180deg, rgba(16, 11, 36, 0.96), rgba(8, 6, 22, 0.94));
  border-color: rgba(167, 139, 250, 0.18);
}

.dashboard-panel-tokencost .progress-rail span.is-active {
  background: var(--violet);
  box-shadow: 0 0 6px rgba(167,139,250,0.5);
}

.dashboard-panel-tokencost .interest-submit {
  background: rgba(167,139,250,0.12);
  border-color: rgba(167,139,250,0.28);
  color: var(--violet);
}

.dashboard-panel-tokencost .interest-submit:hover {
  background: rgba(167,139,250,0.22);
}

@media (max-width: 768px) {
  .product-hero-img {
    width: calc(100% + 52px);
    margin-left: -26px;
    margin-right: -26px;
    height: 160px;
  }
}

/* ===================================================================
   图7修复：signal-board 底部产品缩略行
=================================================================== */
.signal-board {
  display: flex;
  flex-direction: column;
}

.signal-product-row {
  display: flex;
  gap: 14px;
  align-items: center;
  padding-top: 20px;
  margin-top: auto;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.signal-product-row figure {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 7px;
  flex: 1;
  text-align: center;
  margin: 0;
}

.signal-product-row img {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.10);
  object-fit: cover;
  background: rgba(255, 255, 255, 0.04);
}

.signal-product-row figcaption {
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 0.02em;
}

/* ===================================================================
   图7修复：portfolio-card-global 中间 hero 图
=================================================================== */
.portfolio-card-hero {
  width: calc(100% + 48px);
  max-width: none;        /* 覆盖全局 img { max-width: 100% } */
  margin-left: -24px;
  margin-right: -24px;
  height: 170px;
  object-fit: cover;
  object-position: center top;
  display: block;
  border-radius: 0;
  margin-top: 14px;
  margin-bottom: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  flex-shrink: 0;
}

/* ===================================================================
   图8修复：降低 engine-card 四色 icon 顶部高亮强度
   是什么：桌面端四张能力卡片的顶部装饰光晕。
   做什么：缩小发光面积、降低中心亮度和外扩阴影，保留四色识别。
   为什么：用户反馈顶部高亮偏亮，会压过标题与卡片内容。
=================================================================== */
@media (min-width: 1024px) {
  /* Card 1 - 垂直场景洞察: 青色 */
  .engine-card:nth-child(1)::after {
    background:
      radial-gradient(circle at 32% 32%, #f2feff 0%, rgba(34, 211, 238, 0.74) 30%, rgba(34, 211, 238, 0.30) 52%, rgba(34, 211, 238, 0.04) 72%, transparent 74%);
    box-shadow: 0 0 20px rgba(34, 211, 238, 0.22), 0 0 8px rgba(34, 211, 238, 0.16);
    width: 60px;
    height: 60px;
    opacity: 0.72;
  }

  /* Card 2 - 持续使用体验: 翠绿 */
  .engine-card:nth-child(2)::after {
    background:
      radial-gradient(circle at 32% 32%, #f1fdf4 0%, rgba(52, 211, 153, 0.72) 30%, rgba(52, 211, 153, 0.28) 52%, rgba(52, 211, 153, 0.04) 72%, transparent 74%);
    box-shadow: 0 0 20px rgba(52, 211, 153, 0.20), 0 0 8px rgba(52, 211, 153, 0.14);
    width: 60px;
    height: 60px;
    opacity: 0.72;
  }

  /* Card 3 - AI Infra 工具链: 紫罗兰 */
  .engine-card:nth-child(3)::after {
    background:
      radial-gradient(circle at 32% 32%, #f7f3ff 0%, rgba(167, 139, 250, 0.72) 30%, rgba(167, 139, 250, 0.28) 52%, rgba(167, 139, 250, 0.04) 72%, transparent 74%);
    box-shadow: 0 0 20px rgba(167, 139, 250, 0.20), 0 0 8px rgba(167, 139, 250, 0.14);
    width: 60px;
    height: 60px;
    opacity: 0.72;
  }

  /* Card 4 - 场景→工具双向驱动: 琥珀金 */
  .engine-card:nth-child(4)::after {
    background:
      radial-gradient(circle at 32% 32%, #fff8df 0%, rgba(251, 191, 36, 0.72) 30%, rgba(251, 191, 36, 0.26) 52%, rgba(251, 191, 36, 0.04) 72%, transparent 74%);
    box-shadow: 0 0 20px rgba(251, 191, 36, 0.18), 0 0 8px rgba(251, 191, 36, 0.12);
    width: 60px;
    height: 60px;
    opacity: 0.7;
  }
}

/* ===================================================================
   图6修复：roadmap-card 装饰底部发光球 + 卡片内容撑满
=================================================================== */
.roadmap-card {
  min-height: 280px;
  display: flex;
  flex-direction: column;
}

.roadmap-card ul {
  margin-top: auto;
  padding-top: 16px;
}

.roadmap-card::after {
  content: "";
  position: absolute;
  bottom: -24px;
  right: -24px;
  width: 140px;
  height: 140px;
  border-radius: 50%;
  pointer-events: none;
  opacity: 0.7;
}

.roadmap-card:nth-child(1)::after {
  background: radial-gradient(circle, rgba(167, 139, 250, 0.22) 0%, rgba(167, 139, 250, 0.08) 45%, transparent 72%);
}

.roadmap-card:nth-child(2)::after {
  background: radial-gradient(circle, rgba(34, 211, 238, 0.18) 0%, rgba(34, 211, 238, 0.06) 45%, transparent 72%);
}

.roadmap-card:nth-child(3)::after {
  background: radial-gradient(circle, rgba(52, 211, 153, 0.18) 0%, rgba(52, 211, 153, 0.06) 45%, transparent 72%);
}

/* ===================================================================
   产品矩阵卡片整理：统一图标、标题与正文节奏
   是什么：首屏 portfolio 三卡的版式收口样式。
   做什么：移除中途插入的大图干扰，统一 icon / title / copy / list 的垂直节奏与高度预期。
   为什么：用户明确指出三张卡高度与内容不规整，英文状态下尤其明显。
=================================================================== */
.portfolio-cluster {
  align-items: stretch;
}

.portfolio-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 14px;
  min-height: 100%;
  padding: 24px 22px;
}

.portfolio-card-wide,
.portfolio-card-global,
.portfolio-card-china {
  justify-content: flex-start;
}

.portfolio-card .engine-tag {
  margin-bottom: 0;
}

.portfolio-avatar,
.portfolio-avatar-placeholder {
  width: 64px;
  height: 64px;
  margin-bottom: 0;
  border-radius: 18px;
  flex-shrink: 0;
}

.portfolio-card h3 {
  margin: 0;
  min-height: calc(1.18em * 4);
  font-size: clamp(1.48rem, 1.75vw, 1.86rem);
  line-height: 1.18;
  text-wrap: balance;
}

html[lang="zh-CN"] .portfolio-card h3 {
  min-height: calc(1.22em * 3);
  line-height: 1.22;
}

.portfolio-card > p:not(.engine-tag) {
  margin-top: 0;
  min-height: 11.2em;
  color: var(--muted-strong);
  font-size: 14px;
  line-height: 1.8;
  text-wrap: pretty;
}

html[lang="zh-CN"] .portfolio-card > p:not(.engine-tag) {
  min-height: 10.6em;
}

.portfolio-card .mini-list {
  width: 100%;
  margin-top: auto;
  padding-top: 4px;
  gap: 10px;
}

.portfolio-card .mini-list li {
  color: var(--muted-strong);
  line-height: 1.72;
}

.portfolio-card .mini-list li::before {
  top: 9px;
}

@media (max-width: 1180px) {
  .portfolio-card h3,
  html[lang="zh-CN"] .portfolio-card h3,
  .portfolio-card > p:not(.engine-tag),
  html[lang="zh-CN"] .portfolio-card > p:not(.engine-tag) {
    min-height: auto;
  }
}

/* ===================================================================
   产品区 UI/UX 重构：成组产品卡片 + 稳定双语排版
   是什么：对产品摘要卡、详情卡和 roadmap 做统一视觉系统覆盖。
   做什么：建立 product-pair 分组、统一信息层级、优化中英文长文本与 CTA 排布。
   为什么：原布局在中英文切换后易失衡，卡片主次关系弱，视觉与交互都不够规整。
=================================================================== */
.section-progress .section-header,
.section-roadmap .section-header {
  max-width: 880px;
}

.dashboard-grid {
  grid-template-columns: 1fr;
  gap: 26px;
  margin-top: 34px;
}

.product-pair {
  --pair-accent: var(--accent);
  --pair-accent-rgb: 34, 211, 238;
  --pair-accent-strong: #a5f3fc;
  position: relative;
  display: grid;
  grid-template-columns: minmax(320px, 0.94fr) minmax(0, 1.06fr);
  gap: 20px;
  align-items: stretch;
}

.product-pair-travel {
  --pair-accent: #34d399;
  --pair-accent-rgb: 52, 211, 153;
  --pair-accent-strong: #86efac;
}

.product-pair-tokencost {
  --pair-accent: var(--violet);
  --pair-accent-rgb: 167, 139, 250;
  --pair-accent-strong: #ddd6fe;
}

.product-pair .dashboard-card {
  min-height: 100%;
  padding: 30px 28px;
  border-radius: 28px;
  border-color: rgba(255, 255, 255, 0.09);
  background:
    linear-gradient(180deg, rgba(20, 29, 44, 0.96), rgba(10, 17, 29, 0.94)),
    rgba(8, 14, 24, 0.92);
  box-shadow:
    0 24px 56px rgba(0, 0, 0, 0.34),
    inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.product-pair .dashboard-card::before {
  left: 22px;
  right: 22px;
  background: linear-gradient(90deg, transparent, rgba(var(--pair-accent-rgb), 0.48), transparent);
}

.product-pair .dashboard-card:hover {
  transform: translateY(-5px);
  border-color: rgba(var(--pair-accent-rgb), 0.24);
  border-top-color: rgba(var(--pair-accent-rgb), 0.34);
  background:
    linear-gradient(180deg, rgba(22, 34, 52, 0.98), rgba(11, 18, 30, 0.95)),
    rgba(8, 14, 24, 0.94);
  box-shadow:
    0 28px 64px rgba(0, 0, 0, 0.38),
    0 0 0 1px rgba(var(--pair-accent-rgb), 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.07);
}

.product-pair .dashboard-panel {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 20px;
  overflow: hidden;
  background:
    radial-gradient(circle at 100% 0%, rgba(var(--pair-accent-rgb), 0.16), transparent 28%),
    linear-gradient(180deg, rgba(15, 23, 36, 0.98), rgba(7, 13, 24, 0.96));
}

.product-pair .dashboard-panel::after {
  content: "";
  position: absolute;
  right: -46px;
  bottom: -54px;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(var(--pair-accent-rgb), 0.18) 0%, rgba(var(--pair-accent-rgb), 0.06) 45%, transparent 72%);
  pointer-events: none;
  opacity: 0.72;
}

.product-pair .dashboard-head {
  align-items: flex-start;
  gap: 18px;
}

.product-pair .dashboard-head > div {
  gap: 10px;
}

.product-pair .dashboard-head span {
  align-self: flex-start;
  padding: 7px 12px;
  border-radius: 999px;
  border: 1px solid rgba(var(--pair-accent-rgb), 0.24);
  background: rgba(var(--pair-accent-rgb), 0.1);
  color: var(--pair-accent);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.14em;
  line-height: 1;
}

.product-pair .dashboard-head strong {
  max-width: 16ch;
  font-size: clamp(1.5rem, 2vw, 1.98rem);
  line-height: 1.14;
}

html[lang="zh-CN"] .product-pair .dashboard-head strong {
  line-height: 1.2;
}

.product-pair .product-avatar,
.product-pair .product-avatar-placeholder {
  width: 60px;
  height: 60px;
  border-radius: 18px;
  box-shadow: 0 18px 34px rgba(0, 0, 0, 0.24);
}

.product-pair .dashboard-stats {
  gap: 14px;
  margin-top: 0;
}

.product-pair .dashboard-stats div {
  min-height: 112px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 18px;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.025)),
    rgba(255, 255, 255, 0.02);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.product-pair .dashboard-stats span {
  color: var(--muted-strong);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
}

.product-pair .dashboard-stats strong {
  margin-top: 12px;
  color: var(--text-strong);
  font-family: var(--body-font);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.55;
  letter-spacing: 0;
  text-wrap: balance;
}

html[lang="zh-CN"] .product-pair .dashboard-stats strong {
  font-size: 16px;
}

.product-pair .progress-rail {
  gap: 10px;
  margin-top: 0;
}

.product-pair .progress-rail span {
  height: 8px;
  background: rgba(255, 255, 255, 0.06);
}

.product-pair .progress-rail .is-active {
  background: linear-gradient(90deg, rgba(var(--pair-accent-rgb), 0.92), var(--pair-accent-strong));
  box-shadow: 0 0 18px rgba(var(--pair-accent-rgb), 0.28);
}

.dashboard-panel-footer {
  margin-top: auto;
  display: grid;
  gap: 14px;
}

.product-pair .interest-box {
  margin-top: 0;
  padding: 16px 18px 17px;
  border-radius: 22px;
  border: 1px solid rgba(var(--pair-accent-rgb), 0.18);
  background:
    linear-gradient(180deg, rgba(5, 11, 19, 0.92), rgba(8, 16, 25, 0.8)),
    rgba(4, 10, 16, 0.84);
}

.product-pair .interest-kicker,
.product-pair .feedback-label {
  color: var(--pair-accent);
}

.product-pair .interest-row {
  margin-top: 10px;
  align-items: center;
}

.product-pair .interest-count {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(255, 255, 255, 0.05);
}

.product-pair .interest-note,
.product-pair .interest-tip,
.product-pair .feedback-tip {
  font-size: 13px;
  line-height: 1.6;
}

.product-pair .interest-submit,
.product-pair .feedback-submit {
  border-color: rgba(var(--pair-accent-rgb), 0.28);
  background: rgba(var(--pair-accent-rgb), 0.12);
}

.product-pair .interest-submit:hover,
.product-pair .feedback-submit:hover {
  border-color: rgba(var(--pair-accent-rgb), 0.42);
  background: rgba(var(--pair-accent-rgb), 0.22);
  box-shadow:
    0 18px 36px rgba(0, 0, 0, 0.24),
    0 0 0 1px rgba(var(--pair-accent-rgb), 0.08);
}

.product-pair .interest-submit.is-active {
  color: #041018;
  background: linear-gradient(135deg, rgba(var(--pair-accent-rgb), 1), var(--pair-accent-strong));
}

.product-pair .subpage-link {
  justify-content: center;
  min-height: 46px;
  border-color: rgba(var(--pair-accent-rgb), 0.18);
  background: rgba(var(--pair-accent-rgb), 0.06);
}

.product-pair .subpage-link:hover {
  border-color: rgba(var(--pair-accent-rgb), 0.3);
  background: rgba(var(--pair-accent-rgb), 0.12);
}

.product-pair .product-mp-qr-wrap {
  display: grid;
  grid-template-columns: 76px minmax(0, 1fr);
  gap: 14px;
  align-items: center;
  margin-top: 0;
  padding: 14px 16px;
  border-radius: 20px;
  border: 1px solid rgba(var(--pair-accent-rgb), 0.18);
  background:
    linear-gradient(135deg, rgba(var(--pair-accent-rgb), 0.12), rgba(255, 255, 255, 0.03)),
    rgba(255, 255, 255, 0.02);
}

.product-pair .product-mp-qr {
  width: 76px;
  height: 76px;
  border-radius: 14px;
}

.dashboard-card-has-hero {
  padding: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.product-hero-img {
  width: 100%;
  height: 238px;
  margin: 0;
  border-radius: 28px 28px 0 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  object-position: center center;
}

.dashboard-card-body {
  display: flex;
  flex-direction: column;
  gap: 20px;
  height: 100%;
  padding: 26px 28px 28px;
}

.dashboard-card-copy {
  display: grid;
  gap: 18px;
}

.dashboard-card-copy h3 {
  margin: 0;
  font-size: clamp(1.52rem, 1.95vw, 2.06rem);
  line-height: 1.14;
}

html[lang="zh-CN"] .dashboard-card-copy h3 {
  line-height: 1.22;
}

.product-pair .plain-list {
  margin: 0;
  gap: 12px;
}

.product-pair .plain-list li {
  padding: 14px 16px 14px 38px;
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.03);
  color: var(--muted-strong);
  line-height: 1.72;
}

.product-pair .plain-list li::before {
  left: 16px;
  top: 18px;
  width: 9px;
  height: 9px;
  background: linear-gradient(135deg, rgba(var(--pair-accent-rgb), 1), var(--pair-accent-strong));
  box-shadow: 0 0 18px rgba(var(--pair-accent-rgb), 0.3);
}

.product-pair .feedback-form {
  margin-top: auto;
  padding-top: 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.product-pair .feedback-textarea {
  min-height: 128px;
  border-radius: 20px;
  background: rgba(4, 9, 15, 0.8);
}

.product-pair .feedback-textarea:focus {
  border-color: rgba(var(--pair-accent-rgb), 0.42);
  box-shadow: 0 0 0 4px rgba(var(--pair-accent-rgb), 0.09);
  background: rgba(4, 9, 15, 0.92);
}

.roadmap-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
  margin-top: 36px;
}

.roadmap-card {
  min-height: 360px;
  padding: 28px 26px 24px;
  border-radius: 28px;
  border-color: rgba(255, 255, 255, 0.08);
  background:
    linear-gradient(180deg, rgba(18, 26, 40, 0.96), rgba(10, 16, 28, 0.94)),
    rgba(10, 16, 28, 0.92);
  box-shadow:
    0 24px 56px rgba(0, 0, 0, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.roadmap-card:hover {
  transform: translateY(-4px);
  border-color: rgba(34, 211, 238, 0.22);
}

.roadmap-status {
  margin-bottom: 20px;
  padding: 6px 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
}

.roadmap-lock-badge {
  top: 22px;
  right: 22px;
  width: 32px;
  height: 32px;
  background: rgba(255, 255, 255, 0.04);
}

.roadmap-card h3 {
  margin: 0 40px 12px 0;
  font-size: clamp(1.34rem, 1.7vw, 1.66rem);
  line-height: 1.2;
}

.roadmap-card p {
  color: var(--muted-strong);
  font-size: 14px;
  line-height: 1.78;
  text-wrap: pretty;
}

.roadmap-card ul {
  gap: 10px;
  padding-top: 18px;
}

.roadmap-card ul li {
  padding: 12px 14px 12px 30px;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(255, 255, 255, 0.04);
  color: var(--muted-strong);
  font-size: 13px;
  line-height: 1.62;
}

.roadmap-card ul li::before {
  content: "";
  left: 12px;
  top: 16px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), #a5f3fc);
}

.roadmap-card:nth-child(2) ul li::before {
  background: linear-gradient(135deg, var(--violet), #ddd6fe);
}

.roadmap-card:nth-child(3) ul li::before {
  background: linear-gradient(135deg, #34d399, #a7f3d0);
}

@media (max-width: 1100px) {
  .product-pair,
  .roadmap-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .dashboard-grid {
    gap: 22px;
  }

  .product-pair .dashboard-card {
    padding: 22px 20px;
  }

  .product-pair .dashboard-head strong {
    max-width: none;
    font-size: 1.54rem;
  }

  .product-pair .dashboard-stats {
    grid-template-columns: 1fr;
  }

  .product-pair .dashboard-stats div {
    min-height: auto;
  }

  .product-pair .interest-row {
    align-items: stretch;
  }

  .product-pair .interest-count {
    width: 100%;
    justify-content: center;
  }

  .product-pair .product-mp-qr-wrap {
    grid-template-columns: 68px minmax(0, 1fr);
    padding: 13px 14px;
  }

  .product-pair .product-mp-qr {
    width: 68px;
    height: 68px;
  }

  .product-hero-img {
    height: 184px;
    border-radius: 24px 24px 0 0;
  }

  .dashboard-card-body {
    padding: 22px 20px 24px;
  }

  .dashboard-card-copy h3 {
    font-size: 1.58rem;
  }

  .product-pair .plain-list li {
    padding: 13px 14px 13px 34px;
  }

  .product-pair .plain-list li::before {
    left: 14px;
    top: 17px;
  }

  .roadmap-card {
    min-height: auto;
    padding: 24px 20px 20px;
  }
}