:root {
  --bg-deep: #0a0820;
  --bg-elevated: #12102a;
  --bg-card: #16152e;
  --border: rgba(99, 102, 241, 0.1);
  --text: #e8edf4;
  --text-primary: #f1f5f9;
  --text-muted: #8b9eb8;
  --text-soft: #a8b9d0;
  --accent: #818cf8;
  --accent-2: #e879f9;
  --accent-dim: rgba(99, 102, 241, 0.14);
  --accent-strong: #6366f1;
  --accent-glow: rgba(99, 102, 241, 0.45);
  --accent-violet-glow: rgba(217, 70, 239, 0.35);
  --neon-cyan: #818cf8;
  --neon-violet: #f0abfc;
  --glow-ring: 0 0 0 1px rgba(99, 102, 241, 0.35), 0 0 32px rgba(99, 102, 241, 0.2), 0 0 64px rgba(192, 38, 211, 0.12);
  --radius: 10px;
  --font: "Noto Sans SC", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-display: "Oxanium", "Noto Sans SC", system-ui, sans-serif;
  --max: 1120px;
  /* 版面：栏宽与页边（中文正文宜控制在约 35–42em 等效宽度） */
  --container-inline: clamp(1.25rem, 4.2vw, 2.5rem);
  --measure-prose: 42rem;
  --measure-prose-sm: 36rem;
  --section-y: clamp(4rem, 9vw, 6.25rem);

  /* Typography scale（全站统一） */
  --text-xs: 0.6875rem;
  --text-sm: 0.8125rem;
  --text-base: clamp(0.9375rem, 0.88rem + 0.25vw, 1.0625rem);
  --text-md: clamp(1rem, 0.94rem + 0.28vw, 1.125rem);
  --text-lg: clamp(1.0625rem, 0.98rem + 0.35vw, 1.25rem);
  --text-xl: clamp(1.25rem, 1.1rem + 0.5vw, 1.5rem);
  --text-hero: clamp(2.625rem, 6.5vw + 1rem, 4.125rem);
  --text-h2: clamp(1.375rem, 2.2vw + 0.75rem, 1.875rem);
  --text-h3: clamp(1.0625rem, 0.35vw + 1rem, 1.3125rem);
  --leading-none: 1.05;
  --leading-tight: 1.22;
  --leading-snug: 1.38;
  --leading-normal: 1.65;
  --leading-relaxed: 1.78;
  --leading-loose: 1.92;
  --tracking-tight: -0.03em;
  --tracking-body: 0.02em;
  --tracking-wide: 0.06em;
  --tracking-label: 0.2em;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--bg-deep);
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: var(--text-base);
  font-weight: 400;
  line-height: var(--leading-normal);
  letter-spacing: var(--tracking-body);
  color: var(--text);
  background: transparent;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* 最底层全屏固定背景：深空 + 靛/品红光 + 动态极光层 */
.site-bg-fixed {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
  background:
    radial-gradient(ellipse 95% 72% at 50% -28%, rgba(99, 102, 241, 0.28), transparent 58%),
    radial-gradient(ellipse 65% 50% at 92% 8%, rgba(217, 70, 239, 0.26), transparent 52%),
    radial-gradient(ellipse 55% 45% at 6% 48%, rgba(79, 70, 229, 0.22), transparent 50%),
    radial-gradient(ellipse 90% 58% at 50% 108%, rgba(10, 8, 32, 0.88), transparent 55%),
    linear-gradient(188deg, #06041a 0%, #100e28 38%, #0a0820 100%);
}

.site-bg-fixed::before {
  content: "";
  position: absolute;
  inset: -25%;
  background:
    radial-gradient(ellipse 42% 38% at 18% 28%, rgba(99, 102, 241, 0.4), transparent 58%),
    radial-gradient(ellipse 48% 42% at 82% 72%, rgba(217, 70, 239, 0.32), transparent 60%),
    radial-gradient(ellipse 35% 30% at 55% 45%, rgba(79, 70, 229, 0.18), transparent 55%);
  animation: site-aurora-drift 24s ease-in-out infinite alternate;
  pointer-events: none;
  will-change: transform;
}

.site-bg-fixed::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 120% 90% at 50% 100%, rgba(99, 102, 241, 0.12), transparent 52%);
  animation: site-aurora-pulse 16s ease-in-out infinite alternate;
  pointer-events: none;
  opacity: 0.85;
  mix-blend-mode: screen;
}

/* 科技网格：透视感细线 + 轻微呼吸 */
.site-tech-grid {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: 0.48;
  animation: tech-grid-breathe 12s ease-in-out infinite alternate;
  background-image:
    linear-gradient(rgba(99, 102, 241, 0.1) 1px, transparent 1px),
    linear-gradient(90deg, rgba(99, 102, 241, 0.08) 1px, transparent 1px),
    linear-gradient(rgba(217, 70, 239, 0.06) 1px, transparent 1px);
  background-size:
    100% 48px,
    48px 100%,
    100% 192px;
  mask-image: radial-gradient(ellipse 85% 70% at 50% 35%, #000 12%, transparent 72%);
  -webkit-mask-image: radial-gradient(ellipse 85% 70% at 50% 35%, #000 12%, transparent 72%);
}

/* 极淡扫描线（CRT 感，不抢内容） */
.site-tech-scanlines {
  position: fixed;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  opacity: 0.045;
  background: repeating-linear-gradient(
    180deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.2) 2px,
    rgba(0, 0, 0, 0.2) 3px
  );
  mix-blend-mode: overlay;
  mask-image: radial-gradient(ellipse 90% 75% at 50% 40%, #000 20%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 90% 75% at 50% 40%, #000 20%, transparent 75%);
}

@keyframes site-aurora-drift {
  0% {
    transform: translate(0, 0) rotate(0deg) scale(1);
  }
  100% {
    transform: translate(5%, 4%) rotate(3deg) scale(1.08);
  }
}

@keyframes site-aurora-pulse {
  0% {
    opacity: 0.5;
  }
  100% {
    opacity: 0.92;
  }
}

@keyframes tech-grid-breathe {
  0% {
    opacity: 0.4;
  }
  100% {
    opacity: 0.58;
  }
}

@keyframes btn-neon-pulse {
  0%,
  100% {
    box-shadow:
      0 0 0 1px rgba(99, 102, 241, 0.35),
      0 6px 28px rgba(79, 70, 229, 0.42),
      0 0 52px rgba(192, 38, 211, 0.25);
  }
  50% {
    box-shadow:
      0 0 0 1px rgba(99, 102, 241, 0.5),
      0 8px 36px rgba(79, 70, 229, 0.55),
      0 0 72px rgba(217, 70, 239, 0.35);
  }
}

/* 极轻噪点，增强屏幕/信号质感 */
.site-tech-noise {
  position: fixed;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  opacity: 0.055;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  mix-blend-mode: overlay;
}

body > main,
body > footer {
  position: relative;
  z-index: 3;
}

/* 主内容区标题：青紫渐变字（炫科技） */
main h2 {
  background: linear-gradient(102deg, #f8fafc 0%, #a5b4fc 36%, #f0abfc 95%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  height: auto;
}

.container {
  width: min(calc(100% - 2 * var(--container-inline)), var(--max));
  margin-inline: auto;
  padding-inline: 0;
}

/* 左右分栏：左标题/导语，右正文（≤600px 才单列堆叠，平板/窄窗尽量保持左右） */
.section-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.22fr);
  gap: clamp(1.75rem, 4vw, 3.5rem);
  align-items: start;
}

.section-split__intro {
  min-width: 0;
}

.section-split__main {
  min-width: 0;
}

.section-split--wind {
  /* 左：标题 + 历史时间线；右：叙事 — 两栏体量接近 */
  grid-template-columns: minmax(0, 1.02fr) minmax(0, 1fr);
}

.section-split--contact {
  grid-template-columns: minmax(0, 1.15fr) minmax(0, auto);
  align-items: center;
  gap: clamp(1.5rem, 3vw, 2.5rem);
}

@media (min-width: 601px) {
  .section-split:not(.section-split--contact) .section-split__intro {
    position: sticky;
    top: calc(4.75rem + 0.75rem);
    align-self: start;
  }

  /* 风叙事左栏已含时间线，取消 sticky，避免整栏吸附 */
  .section-split--wind .section-split__intro {
    position: static;
    top: auto;
  }
}

@media (max-width: 600px) {
  .section-split {
    grid-template-columns: 1fr;
    gap: clamp(1.5rem, 4vw, 2.25rem);
  }

  .section-split--contact {
    grid-template-columns: 1fr;
    align-items: stretch;
  }

  .section-split--contact .contact-cta__action {
    justify-content: flex-start;
  }
}

/* 我们的服务：上排左文案 / 右信念框；下排双卡通栏铺满容器 */
.audiences-layout {
  display: flex;
  flex-direction: column;
  gap: clamp(1.75rem, 3.5vw, 2.75rem);
}

.section-split--audiences {
  grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  align-items: start;
}

.audiences-layout__belief {
  min-width: 0;
}

.audience-belief--split {
  margin: 0;
}

.audiences-layout__cards {
  width: 100%;
  min-width: 0;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: linear-gradient(180deg, rgba(10, 8, 32, 0.92) 0%, rgba(10, 8, 32, 0.78) 100%);
  backdrop-filter: blur(18px) saturate(1.35);
  -webkit-backdrop-filter: blur(18px) saturate(1.35);
  border-bottom: 1px solid rgba(99, 102, 241, 0.18);
  box-shadow:
    0 1px 0 rgba(217, 70, 239, 0.1),
    0 0 40px rgba(99, 102, 241, 0.08),
    0 16px 48px rgba(0, 0, 0, 0.45);
}

.site-header::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(99, 102, 241, 0.45) 28%,
    rgba(217, 70, 239, 0.35) 72%,
    transparent 100%
  );
  pointer-events: none;
  opacity: 0.85;
}

/* 英伟达式：左 Logo · 居中主导航 · 右侧 CTA +（移动端）汉堡 */
.header-inner {
  position: relative;
  display: flex;
  align-items: center;
  gap: clamp(0.5rem, 2vw, 1.25rem);
  min-height: 56px;
}

.logo {
  flex-shrink: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1rem, 0.92rem + 0.2vw, 1.125rem);
  letter-spacing: 0.14em;
  background: linear-gradient(120deg, #f8fafc 0%, #818cf8 45%, #e879f9 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  transition: filter 0.25s ease, opacity 0.2s ease;
}

.logo:hover {
  filter: drop-shadow(0 0 14px var(--accent-glow)) drop-shadow(0 0 22px var(--accent-violet-glow));
}

.logo:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
  border-radius: 4px;
}

.logo--with-mark {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 4px 0;
  max-width: min(100%, 16rem);
  background: none;
  background-clip: border-box;
  -webkit-background-clip: border-box;
  color: inherit;
  letter-spacing: normal;
  box-shadow: none;
  filter: none;
}

.logo--with-mark:hover {
  filter: none;
}

.logo--with-mark:hover .logo__wordmark {
  filter: drop-shadow(0 0 14px rgba(99, 102, 241, 0.55)) drop-shadow(0 0 28px rgba(217, 70, 239, 0.35));
}

.logo__mark-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  padding: 4px 8px;
  border-radius: 10px;
  background: rgba(248, 250, 252, 0.98);
  box-shadow: 0 0 0 1px rgba(99, 102, 241, 0.14);
  transition: box-shadow 0.25s ease;
}

.logo--with-mark:hover .logo__mark-wrap {
  box-shadow:
    0 0 0 1px rgba(99, 102, 241, 0.32),
    0 0 22px rgba(99, 102, 241, 0.18);
}

.logo__img {
  display: block;
  height: 36px;
  width: auto;
  max-width: 140px;
  object-fit: contain;
}

/* Logo 旁字标：靛→品红炫彩 + 缓慢流光 */
.logo__wordmark {
  flex: 1;
  min-width: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1rem, 0.88rem + 0.45vw, 1.35rem);
  letter-spacing: 0.14em;
  line-height: 1.15;
  white-space: nowrap;
  background: linear-gradient(
    105deg,
    #f8fafc 0%,
    #c4b5fd 18%,
    #818cf8 38%,
    #a855f7 52%,
    #e879f9 72%,
    #f472b6 88%,
    #f8fafc 100%
  );
  background-size: 220% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: logo-wordmark-shimmer 10s ease-in-out infinite;
  filter: drop-shadow(0 0 10px rgba(99, 102, 241, 0.4));
}

@keyframes logo-wordmark-shimmer {
  0%,
  100% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .logo__wordmark {
    animation: none;
    background-size: 100% auto;
  }
}

@media (max-width: 380px) {
  .logo__wordmark {
    font-size: 0.9rem;
    letter-spacing: 0.08em;
  }
}

.site-nav {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: nowrap;
  gap: clamp(0.75rem, 2vw, 1.75rem);
  min-width: 0;
}

.site-nav__link {
  display: inline-flex;
  align-items: center;
  gap: 0.28rem;
  padding: 0.5rem 0.15rem;
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.04em;
  color: rgba(226, 232, 240, 0.82);
  border-bottom: none;
  white-space: nowrap;
  transition: color 0.18s ease, opacity 0.18s ease;
}

.site-nav__link:hover {
  color: #ecfeff;
  text-shadow: 0 0 18px rgba(99, 102, 241, 0.35);
}

.site-nav__link:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
  color: #f8fafc;
}

.header-end {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  gap: 0.35rem;
}

.btn-nav-cta {
  padding: 0.42rem 1.15rem;
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: 0.08em;
  border-radius: 999px;
  box-shadow:
    0 0 0 1px rgba(99, 102, 241, 0.25),
    0 4px 24px rgba(79, 70, 229, 0.35),
    0 0 40px rgba(217, 70, 239, 0.15);
}

.btn-nav-cta:hover {
  filter: brightness(1.05);
}

.site-nav__link--external {
  gap: 0.35rem;
}

.site-nav__external-mark {
  display: inline-block;
  width: 0.65em;
  height: 0.65em;
  margin-left: 0.05em;
  vertical-align: middle;
  opacity: 0.75;
  background: no-repeat center / contain;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12'%3E%3Cpath fill='%2394a3b8' d='M2 10V2h3v1H3v6h6V7h1v3H2zm6-8h2v2h-1V3.5L6.2 6.3 5.5 5.5 8.5 2.5H7V2z'/%3E%3C/svg%3E");
}

.site-nav__link--external:hover .site-nav__external-mark {
  opacity: 1;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12'%3E%3Cpath fill='%23818cf8' d='M2 10V2h3v1H3v6h6V7h1v3H2zm6-8h2v2h-1V3.5L6.2 6.3 5.5 5.5 8.5 2.5H7V2z'/%3E%3C/svg%3E");
}

.nav-toggle {
  display: none;
  flex-shrink: 0;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 42px;
  height: 42px;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg-elevated);
  cursor: pointer;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.nav-toggle:hover {
  border-color: rgba(99, 102, 241, 0.4);
  background: rgba(15, 23, 42, 0.95);
  box-shadow: 0 0 20px rgba(99, 102, 241, 0.12);
}

.nav-toggle:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 0 auto;
  background: var(--text);
  border-radius: 1px;
  transition: transform 0.25s ease, opacity 0.2s ease;
  transform-origin: center;
}

.nav-toggle.is-open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle.is-open span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.nav-toggle.is-open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

@media (max-width: 900px) {
  .site-nav {
    gap: clamp(0.5rem, 1.5vw, 1rem);
  }

  .site-nav__link {
    font-size: 0.875rem;
  }
}

@media (max-width: 720px) {
  .header-inner {
    justify-content: space-between;
  }

  .nav-toggle {
    display: flex;
  }

  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex: none;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    flex-wrap: nowrap;
    gap: 0;
    padding: 0.35rem 0 calc(0.85rem + env(safe-area-inset-bottom, 0px));
    background: rgba(10, 14, 23, 0.97);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.45);
    display: none;
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav__link {
    padding: 0.85rem max(1.25rem, env(safe-area-inset-left, 0px)) 0.85rem
      max(1.25rem, env(safe-area-inset-right, 0px));
    border-bottom: 1px solid var(--border);
    border-radius: 0;
    font-size: 1rem;
    white-space: normal;
  }

  .site-nav__link:hover {
    background: rgba(99, 102, 241, 0.06);
  }

  .site-nav__link:last-child {
    border-bottom: none;
  }

  .site-nav__link--external .site-nav__external-mark {
    width: 0.75em;
    height: 0.75em;
  }

  .btn-nav-cta {
    padding: 0.36rem 0.85rem;
    font-size: 0.8125rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .logo,
  .site-nav__link,
  .nav-toggle,
  .nav-toggle span,
  .btn-nav-cta {
    transition: none;
  }
}

/* Hero（氛围层已移至 body 下 .hero-scene--fixed，此处仅承载可滚动的文案与 1/0 视觉） */
.hero {
  position: relative;
  padding: clamp(2.25rem, 5vw, 3.25rem) 0 clamp(5rem, 11vw, 8.5rem);
  overflow: visible;
  border-bottom: 2px solid #cfd8e6;
}

/* 首屏：左文案 / 右侧 1·数据流·0（grid-area 固定顺序，避免缓存或 RTL 下错位） */
.hero-main {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1.14fr) minmax(240px, 0.86fr);
  grid-template-areas: "heroCopy heroFx";
  gap: clamp(1.75rem, 4.5vw, 3.5rem);
  align-items: center;
}

.hero-binary-fx {
  grid-area: heroFx;
  position: relative;
  z-index: 3;
  margin-bottom: 0;
  padding-top: 0;
  min-width: 0;
  width: 100%;
  max-width: 12.5rem;
  pointer-events: none;
}

@media (min-width: 601px) {
  .hero-binary-fx {
    justify-self: end;
  }
}

.hero-binary-fx__grid {
  position: absolute;
  inset: -4% -8%;
  height: auto;
  opacity: 0.42;
  background-image:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='52' height='52' viewBox='0 0 52 52'%3E%3Cpath fill='none' stroke='rgba(56,189,248,0.12)' stroke-width='0.55' d='M26 4 L44 17 L44 35 L26 48 L8 35 L8 17 Z'/%3E%3C/svg%3E"),
    linear-gradient(rgba(99, 102, 241, 0.16) 1px, transparent 1px),
    linear-gradient(90deg, rgba(99, 102, 241, 0.1) 1px, transparent 1px);
  background-size:
    52px 52px,
    20px 18px,
    20px 18px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 48%, #000 18%, transparent 78%);
  -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 48%, #000 18%, transparent 78%);
}

@media (max-width: 600px) {
  .hero-main {
    grid-template-columns: 1fr;
    grid-template-areas:
      "heroCopy"
      "heroFx";
    gap: clamp(1.75rem, 5vw, 2.75rem);
  }

  .hero-binary-fx {
    justify-self: center;
    max-width: min(100%, 11.5rem);
  }
}

/* 窄屏：压缩中间光柱高度、取消负 margin，避免 1/0 与数据流视觉糊在一起 */
@media (max-width: 640px) {
  .hero-binary-fx__column {
    min-height: 0;
    gap: 0.4rem;
  }

  .hero-binary-fx__column:has(.hero-binary-fx__stream--pillar) {
    gap: 0.4rem;
  }

  .hero-binary-fx__column:has(.hero-binary-fx__stream--pillar) .hero-binary-fx__digit--pillar.hero-binary-fx__digit--one,
  .hero-binary-fx__column:has(.hero-binary-fx__stream--pillar) .hero-binary-fx__digit--pillar.hero-binary-fx__digit--zero {
    margin-top: 0;
    margin-bottom: 0;
  }

  .hero-binary-fx__stream--pillar {
    min-height: clamp(9.5rem, 26vh, 15rem);
    max-width: min(100%, 10rem);
  }

  .hero-binary-fx__svg--pillar {
    min-height: clamp(9rem, 24vh, 14rem);
  }

  .hero-binary-fx__digit--pillar {
    font-size: clamp(1.75rem, 9vw, 2.65rem);
  }

  /* 与螺旋层叠的飘动粒子在窄屏关掉，只保留螺旋轨道上的 bit */
  .hero-binary-fx__particle-canvas {
    display: none;
  }
}

@media (max-width: 400px) {
  .hero-binary-fx {
    max-width: min(100%, 9.5rem);
  }

  .hero-binary-fx__stream--pillar {
    min-height: clamp(8.5rem, 24vh, 13rem);
  }

  .hero-binary-fx__svg--pillar {
    min-height: clamp(8rem, 22vh, 12rem);
  }
}

.hero-binary-fx__column {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: clamp(0.35rem, 1.5vw, 0.75rem);
  width: 100%;
  min-height: clamp(18rem, 52vh, 32rem);
}

/* Pillar spiral: digits sit on path endpoints — minimal gap, same horizontal axis (xMid) */
.hero-binary-fx__column:has(.hero-binary-fx__stream--pillar) {
  gap: 0;
}

.hero-binary-fx__column:has(.hero-binary-fx__stream--pillar) .hero-binary-fx__digit--pillar.hero-binary-fx__digit--one {
  margin-bottom: -0.06em;
}

.hero-binary-fx__column:has(.hero-binary-fx__stream--pillar) .hero-binary-fx__digit--pillar.hero-binary-fx__digit--zero {
  margin-top: -0.06em;
}

.hero-binary-fx__digit {
  flex-shrink: 0;
  font-family: var(--font-display);
  font-size: clamp(2rem, 7vw, 3.75rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: var(--tracking-tight);
  color: #f8fafc;
  animation: hero-fx-digit-pulse 3.2s ease-in-out infinite;
}

.hero-binary-fx__digit--pillar {
  position: relative;
  z-index: 2;
  font-size: clamp(2.35rem, 5.5vw, 4.25rem);
}

.hero-binary-fx__digit--pillar.hero-binary-fx__digit--one::before,
.hero-binary-fx__digit--pillar.hero-binary-fx__digit--zero::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 140%;
  height: 140%;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  z-index: -1;
  pointer-events: none;
  opacity: 0.55;
}

.hero-binary-fx__digit--pillar.hero-binary-fx__digit--one::before {
  background: radial-gradient(circle, rgba(255, 255, 255, 0.38) 0%, rgba(99, 102, 241, 0.14) 45%, transparent 68%);
}

.hero-binary-fx__digit--pillar.hero-binary-fx__digit--zero::before {
  background: radial-gradient(circle, rgba(125, 211, 252, 0.3) 0%, rgba(79, 70, 229, 0.1) 50%, transparent 70%);
}

.hero-binary-fx__digit--zero {
  text-shadow:
    0 0 18px rgba(125, 211, 252, 1),
    0 0 52px rgba(79, 70, 229, 0.85),
    0 0 100px rgba(99, 102, 241, 0.5);
}

.hero-binary-fx__digit--one {
  animation-delay: 1.55s;
  text-shadow:
    0 0 18px rgba(255, 255, 255, 0.95),
    0 0 48px rgba(99, 102, 241, 0.92),
    0 0 96px rgba(79, 70, 229, 0.55);
}

.hero-binary-fx__stream {
  position: relative;
  min-width: 0;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-binary-fx__stream--pillar {
  flex: 1 1 auto;
  align-self: stretch;
  min-height: clamp(12rem, 36vh, 22rem);
  max-width: min(100%, 11.5rem);
}

.hero-binary-fx__particle-canvas {
  position: absolute;
  inset: 0;
  z-index: 1;
  width: 100%;
  height: 100%;
  pointer-events: none;
  mix-blend-mode: screen;
}

.hero-binary-fx__mist {
  position: absolute;
  inset: -8% -20%;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 42% 50% at 48% 38%, rgba(255, 255, 255, 0.1), transparent 55%),
    radial-gradient(ellipse 38% 48% at 58% 58%, rgba(99, 102, 241, 0.14), transparent 52%),
    radial-gradient(ellipse 35% 42% at 40% 68%, rgba(125, 211, 252, 0.09), transparent 50%);
  animation: hero-vx-mist 8s ease-in-out infinite alternate;
  opacity: 0.88;
}

.hero-binary-fx__svg {
  width: 100%;
  height: 100%;
  display: block;
  overflow: visible;
}

.hero-binary-fx__svg--pillar {
  position: relative;
  z-index: 2;
  min-height: clamp(11rem, 34vh, 21rem);
  filter: drop-shadow(0 0 28px rgba(99, 102, 241, 0.45)) drop-shadow(0 0 48px rgba(217, 70, 239, 0.22));
}

.hero-vx-axis {
  pointer-events: none;
}

.hero-binary-fx__stream--pillar .hero-helix-foreign {
  display: block;
}

.hero-helix-foreign canvas {
  display: block;
  width: 100%;
  height: 100%;
  vertical-align: top;
}

@keyframes hero-vx-mist {
  from {
    transform: translate(-1%, 0) scale(1);
    opacity: 0.78;
  }
  to {
    transform: translate(1.5%, -1%) scale(1.04);
    opacity: 0.94;
  }
}

@keyframes hero-fx-digit-pulse {
  0%,
  100% {
    filter: brightness(1);
    opacity: 1;
  }
  50% {
    filter: brightness(1.28);
    opacity: 0.94;
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero-binary-fx__digit {
    animation: none;
  }

  .hero-binary-fx__mist {
    animation: none;
    opacity: 0.42;
  }

  .hero-binary-fx__particle-canvas {
    display: none !important;
  }

  .hero-binary-fx__stream--pillar .hero-helix-foreign {
    display: none !important;
  }
}

@media (max-width: 520px) {
  .hero-eyebrow__text {
    font-size: 0.75rem;
    letter-spacing: 0.14em;
  }

  .hero-points li {
    font-size: var(--text-sm);
  }

  .hero-binary-fx__column {
    min-height: clamp(15rem, 58vh, 26rem);
  }

  .hero-binary-fx__stream--pillar {
    min-height: clamp(10rem, 40vh, 18rem);
    max-width: min(100%, 10rem);
  }
}

/* 原图感：雾光、顶部光爆、漂浮碎片、暗角 — 全屏固定，不随首屏滚动 */
.hero-scene--fixed {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  overflow: hidden;
}

.hero-scene__nebula {
  position: absolute;
  inset: -20%;
  z-index: 0;
  background:
    radial-gradient(ellipse 58% 45% at 28% 32%, rgba(217, 70, 239, 0.32), transparent 52%),
    radial-gradient(ellipse 52% 42% at 72% 22%, rgba(99, 102, 241, 0.26), transparent 48%),
    radial-gradient(ellipse 44% 40% at 58% 78%, rgba(79, 70, 229, 0.2), transparent 50%);
  filter: blur(28px);
  opacity: 1;
}

.hero-scene__burst {
  position: absolute;
  left: 50%;
  top: -4%;
  transform: translateX(-50%);
  width: min(122vw, 1000px);
  height: min(44vh, 320px);
  z-index: 3;
  opacity: 1;
  filter: drop-shadow(0 0 52px rgba(99, 102, 241, 0.65)) drop-shadow(0 0 100px rgba(217, 70, 239, 0.4))
    drop-shadow(0 -20px 90px rgba(224, 242, 254, 0.15));
}

.hero-scene__burst-svg {
  width: 100%;
  height: 100%;
  display: block;
}

.hero-scene__rays {
  animation: hero-burst-pulse 5.5s ease-in-out infinite;
  transform-origin: 200px 205px;
}

@keyframes hero-burst-pulse {
  0%,
  100% {
    opacity: 0.88;
    filter: brightness(1);
  }
  50% {
    opacity: 1;
    filter: brightness(1.12);
  }
}

.hero-scene__shards {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 2;
  opacity: 0.82;
  animation: hero-shards-drift 22s ease-in-out infinite alternate;
}

.hero-scene__shard {
  animation: hero-shard-glint 5s ease-in-out infinite;
}

.hero-scene__shard:nth-child(1) {
  animation-delay: 0s;
}
.hero-scene__shard:nth-child(2) {
  animation-delay: 0.7s;
}
.hero-scene__shard:nth-child(3) {
  animation-delay: 1.4s;
}
.hero-scene__shard:nth-child(4) {
  animation-delay: 2.1s;
}
.hero-scene__shard:nth-child(5) {
  animation-delay: 2.8s;
}
.hero-scene__shard:nth-child(6) {
  animation-delay: 3.5s;
}
.hero-scene__shard:nth-child(7) {
  animation-delay: 4.2s;
}

@keyframes hero-shard-glint {
  0%,
  100% {
    opacity: 0.45;
    stroke: rgba(99, 102, 241, 0.38);
  }
  50% {
    opacity: 1;
    stroke: rgba(240, 249, 255, 0.88);
  }
}

@keyframes hero-shards-drift {
  from {
    transform: translateX(-2.2%);
  }
  to {
    transform: translateX(2.2%);
  }
}

.hero-scene__vignette {
  position: absolute;
  inset: 0;
  z-index: 5;
  background: radial-gradient(ellipse 78% 72% at 50% 40%, transparent 32%, rgba(1, 4, 12, 0.42) 100%);
  pointer-events: none;
}

.hero-floor {
  position: absolute;
  left: -20%;
  right: -20%;
  bottom: -8%;
  height: 58%;
  z-index: 1;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(99, 102, 241, 0.18) 1px, transparent 1px),
    linear-gradient(90deg, rgba(217, 70, 239, 0.12) 1px, transparent 1px);
  background-size: 52px 36px, 52px 36px;
  transform: perspective(520px) rotateX(68deg) scale(1.12);
  transform-origin: 50% 100%;
  mask-image: linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.35) 22%, #000 55%, #000 100%);
  -webkit-mask-image: linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.35) 22%, #000 55%, #000 100%);
  opacity: 0.72;
  filter: drop-shadow(0 0 24px rgba(99, 102, 241, 0.18));
}

/* 首屏星光：叠加发光（更接近原图高光），位于碎片与暗角之间 */
.hero-starfield {
  position: absolute;
  inset: 0;
  z-index: 4;
  pointer-events: none;
  overflow: hidden;
  mix-blend-mode: screen;
  opacity: 1;
}

.hero-starfield::before,
.hero-starfield::after {
  content: "";
  position: absolute;
  inset: -10%;
  background-repeat: no-repeat;
  background-size: 100% 100%;
}

.hero-starfield::before {
  opacity: 0.92;
  animation: hero-star-twinkle-a 4.2s ease-in-out infinite alternate;
  background-image:
    radial-gradient(1px 1px at 6% 9%, rgba(255, 255, 255, 0.95), transparent),
    radial-gradient(1px 1px at 14% 28%, rgba(224, 242, 254, 0.85), transparent),
    radial-gradient(1px 1px at 22% 11%, rgba(255, 255, 255, 0.7), transparent),
    radial-gradient(1px 1px at 31% 42%, rgba(186, 230, 253, 0.9), transparent),
    radial-gradient(1px 1px at 38% 18%, rgba(255, 255, 255, 0.55), transparent),
    radial-gradient(1px 1px at 47% 55%, rgba(255, 255, 255, 0.88), transparent),
    radial-gradient(1px 1px at 55% 33%, rgba(224, 242, 254, 0.65), transparent),
    radial-gradient(1px 1px at 63% 8%, rgba(255, 255, 255, 0.92), transparent),
    radial-gradient(1px 1px at 71% 48%, rgba(186, 230, 253, 0.78), transparent),
    radial-gradient(1px 1px at 78% 22%, rgba(255, 255, 255, 0.6), transparent),
    radial-gradient(1px 1px at 86% 61%, rgba(255, 255, 255, 0.9), transparent),
    radial-gradient(1px 1px at 93% 15%, rgba(224, 242, 254, 0.72), transparent),
    radial-gradient(1px 1px at 11% 58%, rgba(255, 255, 255, 0.68), transparent),
    radial-gradient(1px 1px at 19% 78%, rgba(186, 230, 253, 0.82), transparent),
    radial-gradient(1px 1px at 28% 65%, rgba(255, 255, 255, 0.5), transparent),
    radial-gradient(1px 1px at 36% 88%, rgba(255, 255, 255, 0.86), transparent),
    radial-gradient(1px 1px at 44% 72%, rgba(224, 242, 254, 0.58), transparent),
    radial-gradient(1px 1px at 52% 91%, rgba(255, 255, 255, 0.94), transparent),
    radial-gradient(1px 1px at 60% 68%, rgba(186, 230, 253, 0.75), transparent),
    radial-gradient(1px 1px at 68% 85%, rgba(255, 255, 255, 0.62), transparent),
    radial-gradient(1px 1px at 76% 95%, rgba(255, 255, 255, 0.8), transparent),
    radial-gradient(1px 1px at 84% 76%, rgba(224, 242, 254, 0.7), transparent),
    radial-gradient(2px 2px at 50% 38%, rgba(255, 255, 255, 0.45), transparent),
    radial-gradient(2px 2px at 17% 45%, rgba(186, 230, 253, 0.4), transparent),
    radial-gradient(2px 2px at 89% 40%, rgba(255, 255, 255, 0.38), transparent);
}

.hero-starfield::after {
  opacity: 0.78;
  animation: hero-star-twinkle-b 5.2s ease-in-out infinite alternate;
  animation-delay: -2s;
  background-image:
    radial-gradient(1px 1px at 9% 38%, rgba(255, 255, 255, 0.88), transparent),
    radial-gradient(1px 1px at 18% 52%, rgba(224, 242, 254, 0.7), transparent),
    radial-gradient(1px 1px at 27% 25%, rgba(255, 255, 255, 0.65), transparent),
    radial-gradient(1px 1px at 35% 61%, rgba(186, 230, 253, 0.92), transparent),
    radial-gradient(1px 1px at 43% 44%, rgba(255, 255, 255, 0.52), transparent),
    radial-gradient(1px 1px at 51% 12%, rgba(255, 255, 255, 0.9), transparent),
    radial-gradient(1px 1px at 59% 71%, rgba(224, 242, 254, 0.68), transparent),
    radial-gradient(1px 1px at 67% 36%, rgba(255, 255, 255, 0.78), transparent),
    radial-gradient(1px 1px at 75% 19%, rgba(186, 230, 253, 0.58), transparent),
    radial-gradient(1px 1px at 83% 54%, rgba(255, 255, 255, 0.95), transparent),
    radial-gradient(1px 1px at 91% 68%, rgba(224, 242, 254, 0.72), transparent),
    radial-gradient(1px 1px at 7% 82%, rgba(255, 255, 255, 0.6), transparent),
    radial-gradient(1px 1px at 16% 95%, rgba(186, 230, 253, 0.85), transparent),
    radial-gradient(1px 1px at 25% 71%, rgba(255, 255, 255, 0.48), transparent),
    radial-gradient(1px 1px at 34% 98%, rgba(255, 255, 255, 0.82), transparent),
    radial-gradient(1px 1px at 42% 81%, rgba(224, 242, 254, 0.55), transparent),
    radial-gradient(1px 1px at 50% 88%, rgba(255, 255, 255, 0.9), transparent),
    radial-gradient(1px 1px at 58% 77%, rgba(186, 230, 253, 0.7), transparent),
    radial-gradient(1px 1px at 66% 92%, rgba(255, 255, 255, 0.65), transparent),
    radial-gradient(1px 1px at 74% 63%, rgba(255, 255, 255, 0.88), transparent),
    radial-gradient(1px 1px at 82% 29%, rgba(224, 242, 254, 0.62), transparent),
    radial-gradient(1px 1px at 90% 51%, rgba(255, 255, 255, 0.76), transparent),
    radial-gradient(1px 1px at 97% 84%, rgba(186, 230, 253, 0.68), transparent),
    radial-gradient(2px 2px at 62% 52%, rgba(255, 255, 255, 0.42), transparent),
    radial-gradient(2px 2px at 33% 19%, rgba(186, 230, 253, 0.35), transparent),
    radial-gradient(2px 2px at 73% 8%, rgba(255, 255, 255, 0.33), transparent);
}

@keyframes hero-star-twinkle-a {
  0% {
    opacity: 0.5;
    transform: scale(1);
  }
  100% {
    opacity: 1;
    transform: scale(1.04);
  }
}

@keyframes hero-star-twinkle-b {
  0% {
    opacity: 0.4;
    transform: scale(1.03);
  }
  100% {
    opacity: 0.95;
    transform: scale(1);
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero-starfield::before,
  .hero-starfield::after {
    animation: none;
    opacity: 0.45;
  }

  .hero-scene__rays,
  .hero-scene__shards,
  .hero-scene__shard {
    animation: none !important;
  }

  .hero-scene__burst {
    filter: drop-shadow(0 0 16px rgba(99, 102, 241, 0.28));
  }

  .hero-eyebrow__text {
    animation: none;
  }
}

.hero-content {
  grid-area: heroCopy;
  position: relative;
  z-index: 2;
  max-width: min(100%, var(--measure-prose));
  min-width: 0;
}

.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin: 0 0 1.25rem;
}

.hero-eyebrow__rule {
  flex-shrink: 0;
  width: 3px;
  height: 1.35rem;
  border-radius: 2px;
  background: linear-gradient(180deg, #a5b4fc 0%, var(--accent-strong) 50%, var(--accent-2) 100%);
  box-shadow:
    0 0 14px rgba(99, 102, 241, 0.55),
    0 0 24px rgba(217, 70, 239, 0.25);
}

.hero-eyebrow__text {
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 800;
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-label);
  text-transform: none;
  color: #b8e8f5;
  text-shadow: 0 0 20px rgba(99, 102, 241, 0.35);
  animation: hero-eyebrow-pulse 3s ease-in-out infinite;
}

@keyframes hero-eyebrow-pulse {
  0%,
  100% {
    opacity: 1;
    filter: brightness(1);
  }
  50% {
    opacity: 0.94;
    filter: brightness(1.12);
  }
}

.hero-title {
  margin: 0 0 1.125rem;
  font-family: var(--font-display);
  font-size: var(--text-hero);
  font-weight: 800;
  letter-spacing: var(--tracking-tight);
  line-height: var(--leading-none);
}

.hero-title__brand {
  display: inline-block;
  color: #f8fafc;
  text-shadow:
    0 0 48px rgba(99, 102, 241, 0.35),
    0 0 80px rgba(217, 70, 239, 0.2),
    0 2px 0 rgba(15, 23, 42, 0.45);
}

.hero-title__line {
  display: block;
  color: #f8fafc;
  text-shadow:
    0 0 48px rgba(99, 102, 241, 0.35),
    0 0 80px rgba(217, 70, 239, 0.2),
    0 2px 0 rgba(15, 23, 42, 0.45);
}

.hero-title__line--accent {
  margin-top: 0.5rem;
  font-size: clamp(1.5rem, 3.8vw + 0.35rem, 2.35rem);
  font-weight: 700;
  letter-spacing: var(--tracking-wide);
  line-height: var(--leading-tight);
  color: #e0f2fe;
  filter: drop-shadow(0 0 20px rgba(99, 102, 241, 0.35)) drop-shadow(0 0 48px rgba(217, 70, 239, 0.2));
}

.hero-title__line:first-child {
  filter: drop-shadow(0 0 28px rgba(99, 102, 241, 0.22));
}

.hero-subtitle {
  margin: 0 0 1.5rem;
  font-size: var(--text-lg);
  font-weight: 400;
  line-height: var(--leading-loose);
  letter-spacing: var(--tracking-body);
  color: var(--text-soft);
  max-width: min(100%, var(--measure-prose-sm));
  text-wrap: balance;
}

.hero-subtitle strong {
  color: #f1f5f9;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-shadow:
    0 0 24px rgba(99, 102, 241, 0.28),
    0 0 40px rgba(217, 70, 239, 0.12);
}

.hero-subtitle--tagline {
  max-width: min(100%, 36rem);
  font-size: var(--text-md);
  font-weight: 500;
  color: rgba(186, 230, 253, 0.95);
}

.hero-points {
  list-style: none;
  margin: 0 0 2.25rem;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  max-width: min(100%, var(--measure-prose-sm));
}

.hero-points li {
  position: relative;
  padding-left: 1.5rem;
  font-size: var(--text-md);
  font-weight: 500;
  line-height: var(--leading-snug);
  letter-spacing: var(--tracking-body);
  color: rgba(226, 232, 240, 0.95);
}

.hero-points li::before {
  content: "›";
  position: absolute;
  left: 0;
  top: -0.05em;
  font-family: var(--font-display);
  font-size: 1.15em;
  font-weight: 700;
  line-height: 1;
  color: var(--accent);
  text-shadow: 0 0 14px rgba(99, 102, 241, 0.55);
}

.hero-points li strong {
  color: var(--text-primary);
  font-weight: 700;
  letter-spacing: 0.02em;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.hero-keypoints {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.hero-keypoint {
  margin: 0;
  padding: 0.42rem 0.8rem;
  border-radius: 999px;
  background: #fff7ed;
  border: 1px solid #fed7aa;
  color: #9a3412;
  font-size: var(--text-sm);
  font-weight: 600;
  line-height: 1.3;
}

.hero-proof {
  margin: 0.8rem 0 0;
  color: #334155;
  font-size: var(--text-sm);
  font-weight: 500;
  line-height: 1.5;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: 0.1em;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, color 0.2s, transform 0.15s;
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background: linear-gradient(135deg, #818cf8 0%, #4f46e5 40%, #c026d3 100%);
  color: #fff;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.35);
  box-shadow:
    0 0 0 1px rgba(99, 102, 241, 0.4),
    0 6px 28px rgba(79, 70, 229, 0.45),
    0 0 52px rgba(192, 38, 211, 0.28);
}

.btn-primary:hover {
  filter: brightness(1.1) saturate(1.08);
  box-shadow:
    0 0 0 1px rgba(99, 102, 241, 0.55),
    0 10px 36px rgba(79, 70, 229, 0.55),
    0 0 72px rgba(217, 70, 239, 0.38);
  animation: btn-neon-pulse 2.4s ease-in-out infinite;
}

.btn-ghost {
  background: rgba(15, 23, 42, 0.35);
  border-color: rgba(99, 102, 241, 0.22);
  color: var(--text);
}

.btn-ghost:hover {
  border-color: rgba(99, 102, 241, 0.65);
  color: #ecfeff;
  background: rgba(99, 102, 241, 0.08);
  box-shadow:
    0 0 28px rgba(99, 102, 241, 0.2),
    inset 0 0 24px rgba(217, 70, 239, 0.06);
}

.btn-lg {
  padding: 0.9rem 2rem;
  font-size: var(--text-md);
  letter-spacing: 0.08em;
}

.btn-block {
  width: 100%;
}

/* Wind narrative（下一个浪潮营销区块） */
.wind-narrative {
  position: relative;
  padding: clamp(3rem, 7.5vw, 4.5rem) 0 clamp(3.25rem, 8vw, 5rem);
  background:
    radial-gradient(ellipse 85% 70% at 50% 0%, rgba(99, 102, 241, 0.12), transparent 55%),
    linear-gradient(180deg, rgba(15, 23, 42, 0.35) 0%, transparent 100%);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.wind-narrative__intro {
  text-align: left;
}

.wind-narrative__title {
  margin: 0 0 1.1rem;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3.5vw + 0.5rem, 2.125rem);
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: var(--tracking-wide);
  color: var(--text-primary);
  text-wrap: balance;
}

.wind-narrative__lead {
  margin: 0;
  max-width: none;
  font-size: var(--text-lg);
  font-weight: 400;
  line-height: var(--leading-loose);
  letter-spacing: var(--tracking-body);
  color: var(--text-soft);
  text-align: start;
  hyphens: none;
}

.wind-narrative__lead strong {
  color: rgba(248, 250, 252, 0.98);
  font-weight: 700;
}

.wind-narrative__body {
  width: 100%;
  max-width: none;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: clamp(1.25rem, 2.5vw, 1.85rem);
}

.wind-timeline {
  list-style: none;
  margin: 0 0 clamp(1.75rem, 3vw, 2.25rem);
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.wind-narrative__intro .wind-timeline {
  margin: clamp(1.35rem, 2.8vw, 2rem) 0 0;
}

.wind-timeline__item {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  padding: 0.95rem 1.15rem 1rem;
  background: rgba(15, 23, 42, 0.45);
  border: 1px solid rgba(99, 102, 241, 0.15);
  border-radius: 10px;
  backdrop-filter: blur(8px);
  transition: border-color 0.25s ease, box-shadow 0.25s ease, transform 0.2s ease;
}

.wind-timeline__item:hover {
  border-color: rgba(99, 102, 241, 0.4);
  box-shadow:
    0 0 0 1px rgba(99, 102, 241, 0.1),
    0 8px 32px rgba(99, 102, 241, 0.12);
  transform: translateY(-2px);
}

.wind-timeline__mark {
  flex-shrink: 0;
  width: 8px;
  height: 8px;
  margin-top: 0.45em;
  border-radius: 50%;
  background: linear-gradient(135deg, #a5b4fc, var(--accent-strong));
  box-shadow: 0 0 12px rgba(99, 102, 241, 0.55);
}

.wind-timeline__text {
  flex: 1;
  min-width: 0;
  font-size: var(--text-md);
  font-weight: 400;
  line-height: var(--leading-relaxed);
  letter-spacing: var(--tracking-body);
  color: rgba(226, 232, 240, 0.96);
}

.wind-timeline__text strong {
  color: var(--text-primary);
  font-weight: 700;
  letter-spacing: 0.02em;
}

.wind-highlight {
  margin: 0;
  padding: 1.5rem clamp(1.15rem, 3vw, 1.75rem) 1.65rem;
  text-align: start;
  border-radius: var(--radius);
  border: 1px solid rgba(99, 102, 241, 0.35);
  background: linear-gradient(
    165deg,
    rgba(8, 47, 73, 0.55) 0%,
    rgba(15, 23, 42, 0.65) 100%
  );
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.05) inset,
    0 16px 48px rgba(0, 0, 0, 0.25),
    0 0 48px rgba(99, 102, 241, 0.1);
}

.wind-highlight__lead {
  margin: 0 0 1rem;
  font-size: var(--text-lg);
  font-weight: 700;
  line-height: var(--leading-relaxed);
  letter-spacing: var(--tracking-body);
  color: var(--text-primary);
}

.wind-highlight__lead strong {
  color: #a5b4fc;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.wind-highlight__sub {
  margin: 0;
  margin-top: 0.85rem;
  font-size: var(--text-md);
  font-weight: 400;
  line-height: var(--leading-relaxed);
  letter-spacing: var(--tracking-body);
  color: var(--text-muted);
}

.wind-expand {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
}

.wind-expand__item {
  margin: 0;
  padding: 1rem 0.95rem 1.1rem;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(15, 23, 42, 0.4);
  backdrop-filter: blur(8px);
  transition: border-color 0.25s ease, box-shadow 0.25s ease, transform 0.2s ease;
}

.wind-expand__item:hover {
  border-color: rgba(217, 70, 239, 0.35);
  box-shadow: 0 0 24px rgba(217, 70, 239, 0.12);
  transform: translateY(-2px);
}

.wind-expand__tag {
  display: inline-block;
  margin-bottom: 0.5rem;
  padding: 0.2rem 0.55rem;
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #a5b4fc;
  border: 1px solid rgba(99, 102, 241, 0.28);
  border-radius: 6px;
  background: rgba(99, 102, 241, 0.08);
}

.wind-expand__text {
  margin: 0;
  font-size: var(--text-sm);
  font-weight: 400;
  line-height: var(--leading-relaxed);
  letter-spacing: var(--tracking-body);
  color: rgba(226, 232, 240, 0.94);
}

.wind-expand__text strong {
  color: rgba(248, 250, 252, 0.98);
  font-weight: 600;
}

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

.wind-cta {
  margin: 0;
  padding: 0;
  text-align: start;
  max-width: none;
}

.wind-cta p {
  margin: 0.65rem 0 0;
  font-size: var(--text-lg);
  font-weight: 500;
  line-height: var(--leading-loose);
  letter-spacing: var(--tracking-body);
  color: rgba(226, 232, 240, 0.95);
}

.wind-cta p:first-child {
  margin-top: 0;
}

.wind-cta strong {
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 0.02em;
}

.wind-quote {
  margin: 0;
  padding: 1.4rem clamp(1.15rem, 3vw, 1.75rem);
  text-align: left;
  border-left: none;
  border-radius: 10px;
  background: rgba(99, 102, 241, 0.08);
  border: 1px solid rgba(99, 102, 241, 0.2);
  max-width: none;
}

.wind-quote p {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-wide);
  color: #e0f2fe;
  font-style: normal;
}

.wind-quote__foot {
  margin-top: 0.65rem !important;
  font-family: var(--font) !important;
  font-size: var(--text-md) !important;
  font-weight: 500 !important;
  letter-spacing: var(--tracking-body) !important;
  color: var(--text-muted) !important;
}

@media (prefers-reduced-motion: reduce) {
  .wind-timeline__item {
    transition: none;
  }
}

/* Sections */
.section {
  padding: var(--section-y) 0;
}

section[id] {
  scroll-margin-top: 4.75rem;
}

.section-head {
  text-align: center;
  max-width: min(100%, 40rem);
  margin: 0 auto clamp(2.25rem, 5vw, 3.25rem);
}

.section-head h2 {
  position: relative;
  margin: 0 0 1.15rem;
  padding-bottom: 0.85rem;
  font-family: var(--font-display);
  font-size: var(--text-h2);
  font-weight: 700;
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-wide);
  color: var(--text-primary);
}

.section-head h2::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: min(5rem, 42%);
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, transparent, rgba(99, 102, 241, 0.85), rgba(217, 70, 239, 0.65), transparent);
  opacity: 0.9;
}

.section-head p {
  margin: 0;
  max-width: 38em;
  margin-inline: auto;
  font-size: var(--text-md);
  font-weight: 400;
  line-height: var(--leading-loose);
  letter-spacing: var(--tracking-body);
  color: var(--text-muted);
}

.section-head p + p {
  margin-top: 1.1rem;
}

.section-head__accent {
  max-width: 38em;
  margin-inline: auto;
  font-size: var(--text-md);
  line-height: var(--leading-loose);
  letter-spacing: var(--tracking-body);
  color: rgba(226, 232, 240, 0.9);
}

.section-head__accent strong {
  color: var(--text-primary);
  font-weight: 700;
}

.section-head--wide {
  max-width: min(100%, 42rem);
}

.section-head--wide strong {
  color: rgba(248, 250, 252, 0.96);
  font-weight: 600;
}

.section-head--split {
  text-align: left;
  margin: 0;
  max-width: none;
}

.section-head--split h2::after {
  left: 0;
  transform: none;
  width: 4.5rem;
}

.section-head--split p,
.section-head--split .section-head__accent {
  margin-inline: 0;
  max-width: none;
}

/* Audiences（我们的服务） */
.audiences {
  background: transparent;
}

.audience-belief {
  max-width: none;
  width: 100%;
  margin: 0 0 clamp(1.5rem, 3vw, 2rem);
  padding: 1.35rem clamp(1.1rem, 3vw, 1.5rem) 1.5rem;
  text-align: left;
  border-radius: var(--radius);
  border: 1px solid rgba(99, 102, 241, 0.22);
  background: linear-gradient(
    165deg,
    rgba(99, 102, 241, 0.09) 0%,
    rgba(15, 23, 42, 0.55) 55%,
    rgba(217, 70, 239, 0.06) 100%
  );
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.04) inset;
}

.audience-belief__title {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 800;
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-wide);
  color: #a5f3fc;
}

.audience-belief__chips {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-start;
  gap: 0.5rem 0.65rem;
}

.audience-belief__chips li {
  margin: 0;
  padding: 0.45rem 0.85rem;
  font-size: var(--text-sm);
  font-weight: 500;
  line-height: var(--leading-snug);
  letter-spacing: var(--tracking-body);
  color: rgba(241, 245, 249, 0.96);
  background: rgba(10, 8, 32, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 999px;
}

.audience-belief__chips li strong {
  color: #f8fafc;
  font-weight: 700;
}

@media (max-width: 520px) {
  .audience-belief {
    padding: 1.15rem 1rem;
    margin-bottom: 2rem;
  }

  .audience-belief__chips {
    flex-direction: column;
    align-items: stretch;
  }

  .audience-belief__chips li {
    text-align: center;
  }
}

.audience-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(1.25rem, 2.5vw, 1.75rem);
  align-items: stretch;
}

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

.audience-card {
  position: relative;
  padding: clamp(1.75rem, 3vw, 2.1rem) clamp(1.5rem, 3vw, 2rem) clamp(1.75rem, 3vw, 2rem);
  background: rgba(15, 23, 42, 0.42);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: border-color 0.2s, box-shadow 0.2s, background 0.2s;
}

.audience-card:hover {
  background: rgba(15, 23, 42, 0.55);
  border-color: rgba(99, 102, 241, 0.35);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.28);
}

.audience-card--starter {
  border-color: rgba(99, 102, 241, 0.22);
  background-image: linear-gradient(
    165deg,
    rgba(99, 102, 241, 0.07) 0%,
    rgba(15, 23, 42, 0.32) 48%,
    rgba(15, 23, 42, 0.42) 100%
  );
}

.audience-card--scale {
  border-color: rgba(125, 211, 252, 0.18);
  background-image: linear-gradient(
    165deg,
    rgba(59, 130, 246, 0.08) 0%,
    rgba(15, 23, 42, 0.3) 50%,
    rgba(8, 47, 73, 0.28) 100%
  );
}

.audience-card__badge {
  display: inline-block;
  margin: 0 0 1rem;
  padding: 0.3rem 0.7rem;
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: var(--tracking-label);
  text-transform: none;
  color: #a5b4fc;
  background: rgba(99, 102, 241, 0.12);
  border: 1px solid rgba(99, 102, 241, 0.28);
  border-radius: 999px;
}

.audience-card__badge--scale {
  color: #bae6fd;
  background: rgba(59, 130, 246, 0.14);
  border-color: rgba(96, 165, 250, 0.32);
}

.audience-card h3 {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-size: var(--text-h3);
  font-weight: 700;
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-wide);
  color: var(--text-primary);
}

.audience-card__hook {
  margin: 0 0 1rem;
  padding: 0.85rem 1rem;
  font-size: var(--text-md);
  font-weight: 600;
  line-height: var(--leading-snug);
  letter-spacing: var(--tracking-body);
  color: #e0f2fe;
  background: rgba(99, 102, 241, 0.09);
  border-left: 3px solid var(--accent);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.audience-card__hook--scale {
  background: rgba(217, 70, 239, 0.1);
  border-left-color: rgba(217, 70, 239, 0.9);
}

.audience-card__hook strong,
.audience-card__hook--scale strong {
  color: #f8fafc;
  font-weight: 700;
}

.audience-card__lead {
  margin: 0 0 1.15rem;
  font-size: var(--text-md);
  font-weight: 400;
  line-height: var(--leading-relaxed);
  letter-spacing: var(--tracking-body);
  color: var(--text-muted);
}

.audience-card__lead strong {
  color: rgba(248, 250, 252, 0.98);
  font-weight: 600;
  letter-spacing: 0.02em;
}

.audience-card__list {
  margin: 0;
  padding-left: 1.25rem;
  color: rgba(203, 213, 225, 0.96);
  font-size: var(--text-sm);
  line-height: var(--leading-normal);
  letter-spacing: var(--tracking-body);
}

.audience-card__list li {
  margin-bottom: 0.45rem;
}

.audience-card__list li:last-child {
  margin-bottom: 0;
}

.audience-card__list li.audience-card__list--highlight {
  list-style: none;
  margin-top: 0.65rem;
  margin-left: -1.25rem;
  margin-bottom: 0;
  padding: 0.7rem 0.85rem 0.7rem 1rem;
  font-weight: 500;
  color: rgba(241, 245, 249, 0.98) !important;
  background: rgba(99, 102, 241, 0.07);
  border: 1px solid rgba(99, 102, 241, 0.2);
  border-radius: 8px;
}

.audience-card--scale .audience-card__list li.audience-card__list--highlight {
  background: rgba(217, 70, 239, 0.08);
  border-color: rgba(217, 70, 239, 0.22);
}

.audience-card__list li.audience-card__list--highlight strong {
  color: #f8fafc;
  font-weight: 700;
}

.audience-card__list strong {
  color: rgba(248, 250, 252, 0.92);
  font-weight: 600;
}

/* Advantages */
.advantages {
  border-top: 1px solid rgba(99, 102, 241, 0.08);
  border-bottom: 1px solid rgba(217, 70, 239, 0.06);
  background: linear-gradient(180deg, transparent 0%, rgba(99, 102, 241, 0.03) 50%, transparent 100%);
}

.adv-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: clamp(1.25rem, 2vw, 1.6rem);
}

.adv-item {
  padding: 1.5rem 1.4rem 1.55rem;
  border-radius: var(--radius);
  background: linear-gradient(145deg, rgba(99, 102, 241, 0.06) 0%, rgba(15, 23, 42, 0.55) 100%);
  border: 1px solid rgba(99, 102, 241, 0.12);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.adv-item:hover {
  border-color: rgba(217, 70, 239, 0.22);
  box-shadow: 0 0 28px rgba(99, 102, 241, 0.06);
}

.adv-item h3 {
  margin: 0 0 0.55rem;
  font-family: var(--font-display);
  font-size: var(--text-md);
  font-weight: 700;
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-wide);
  color: var(--text-primary);
}

.adv-item p {
  margin: 0;
  font-size: var(--text-sm);
  font-weight: 400;
  line-height: var(--leading-normal);
  letter-spacing: var(--tracking-body);
  color: var(--text-muted);
}

/* Doc page layout (教程资源等子页曾共用；外链后仅保留样式供其它页面复用) */
.doc-page {
  position: relative;
  z-index: 2;
  padding: clamp(2rem, 5vw, 3rem) 0 clamp(4rem, 10vw, 6rem);
  min-height: 50vh;
}

.doc-page__head {
  max-width: 42rem;
  margin-bottom: clamp(2.25rem, 5vw, 3rem);
}

.doc-page__eyebrow {
  margin: 0 0 0.5rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--accent);
}

.doc-page__title {
  margin: 0 0 0.75rem;
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 800;
  letter-spacing: 0.02em;
}

.doc-page__lead {
  margin: 0 0 1.25rem;
  color: var(--text-muted);
  font-size: 1.02rem;
  line-height: 1.7;
}

.doc-page__lead strong {
  color: rgba(248, 250, 252, 0.95);
  font-weight: 600;
}

.doc-page__toc {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
}

.doc-page__toc a {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--accent);
  border-bottom: 1px solid rgba(99, 102, 241, 0.35);
  padding-bottom: 0.1rem;
  transition: color 0.2s, border-color 0.2s;
}

.doc-page__toc a:hover {
  color: #a5b4fc;
  border-color: rgba(125, 211, 252, 0.55);
}

.tool-doc {
  padding: 1.75rem 2rem;
  margin-bottom: 1.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  scroll-margin-top: 5rem;
}

.tool-doc:last-of-type {
  margin-bottom: 2rem;
}

.tool-doc__head {
  margin-bottom: 1.25rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}

.tool-doc__title {
  margin: 0 0 0.35rem;
  font-size: 1.35rem;
  font-weight: 700;
}

.tool-doc__meta {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.55;
}

.tool-doc__block {
  margin-bottom: 1.35rem;
}

.tool-doc__block:last-child {
  margin-bottom: 0;
}

.tool-doc__h3 {
  margin: 0 0 0.5rem;
  font-size: 1rem;
  font-weight: 600;
  color: #e2e8f0;
}

.tool-doc__block p {
  margin: 0 0 0.65rem;
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.65;
}

.tool-doc__block p:last-child {
  margin-bottom: 0;
}

.tool-doc__label {
  margin: 0.75rem 0 0.35rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: #cbd5e1;
}

.doc-code {
  margin: 0 0 0.75rem;
  padding: 1rem 1.125rem;
  overflow-x: auto;
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  font-size: 0.8125rem;
  line-height: 1.5;
  color: #e2e8f0;
  background: rgba(10, 8, 32, 0.85);
  border: 1px solid rgba(99, 102, 241, 0.15);
  border-radius: 8px;
}

.doc-code code {
  font-family: inherit;
}

.doc-inline-code {
  padding: 0.12em 0.35em;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.88em;
  color: #bae6fd;
  background: rgba(15, 23, 42, 0.9);
  border-radius: 4px;
}

.doc-link-list {
  margin: 0;
  padding-left: 1.25rem;
  color: var(--text-muted);
  font-size: 0.9375rem;
}

.doc-link-list li {
  margin-bottom: 0.4rem;
}

.doc-link-list a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

.doc-link-list a:hover {
  color: #a5b4fc;
}

.doc-page__disclaimer {
  margin: 0;
  font-size: 0.8125rem;
  color: var(--text-muted);
  line-height: 1.6;
  max-width: 40rem;
}

.site-nav a[aria-current="page"] {
  color: var(--accent);
}

/* Contact */
.contact {
  padding-bottom: clamp(4rem, 10vw, 6rem);
}

.contact-cta {
  position: relative;
  z-index: 2;
  max-width: none;
  width: 100%;
  margin: 0;
  padding-inline: 0;
  text-align: left;
}

.contact-cta__intro h2 {
  position: relative;
  margin: 0 0 1rem;
  padding-bottom: 0.8rem;
  font-family: var(--font-display);
  font-size: var(--text-h2);
  font-weight: 700;
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-wide);
  color: var(--text-primary);
}

.contact-cta__intro h2::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 4.5rem;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, rgba(99, 102, 241, 0.88), rgba(217, 70, 239, 0.65));
  opacity: 0.95;
}

.contact-cta__intro p {
  margin: 0;
  font-size: var(--text-md);
  font-weight: 400;
  line-height: var(--leading-relaxed);
  letter-spacing: var(--tracking-body);
  color: var(--text-muted);
}

.contact-cta__action {
  display: flex;
  align-items: center;
  justify-content: flex-start;
}

.contact-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.contact-form label {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.03em;
  color: var(--text-muted);
}

.contact-form label.full {
  grid-column: 1 / -1;
}

.form-section-title {
  grid-column: 1 / -1;
  margin: 0.25rem 0 0;
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 800;
  letter-spacing: var(--tracking-label);
  text-transform: none;
  color: var(--accent);
}

.form-section-title:first-of-type {
  margin-top: 0;
}

.contact-form .req {
  color: #f87171;
  font-weight: 600;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  padding: 0.65rem 0.85rem;
  font-family: inherit;
  font-size: var(--text-md);
  letter-spacing: var(--tracking-body);
  color: var(--text);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  transition: border-color 0.2s;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--accent);
}

.contact-form select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2394a3b8' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  padding-right: 2.25rem;
}

.contact-form textarea {
  resize: vertical;
  min-height: 120px;
}

.form-actions {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin-top: 0.25rem;
}

@media (max-width: 520px) {
  .form-actions {
    grid-template-columns: 1fr;
  }
}

.contact-form .form-actions .btn {
  margin-top: 0;
}

.coop-modal {
  position: fixed;
  inset: 0;
  z-index: 10000;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  box-sizing: border-box;
}

.coop-modal[hidden] {
  display: none !important;
}

.coop-modal:not([hidden]) {
  display: flex;
}

.coop-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(4px);
}

.coop-modal__panel.coop-dialog {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  width: min(100%, 680px);
  max-height: min(92vh, 880px);
  margin: 0 auto;
  padding: 0;
  border: 1px solid rgba(99, 102, 241, 0.2);
  border-radius: var(--radius);
  background: linear-gradient(165deg, #0f172a 0%, #0c1220 100%);
  color: var(--text);
  box-shadow:
    0 24px 64px rgba(0, 0, 0, 0.6),
    0 0 0 1px rgba(217, 70, 239, 0.08) inset,
    0 0 80px rgba(99, 102, 241, 0.08);
  overflow: hidden;
}

.coop-dialog__shell {
  position: relative;
  padding: 1.5rem 1.5rem 1.25rem;
  max-height: min(92vh, 880px);
  overflow-x: hidden;
  overflow-y: auto;
  box-sizing: border-box;
  -ms-overflow-style: none;
  scrollbar-width: none;
}

/* 隐藏滚动条，仍可滚动（触控板/滚轮/触摸） */
.coop-dialog__shell::-webkit-scrollbar {
  width: 0;
  height: 0;
}

.coop-dialog__shell .contact-form {
  min-width: 0;
  max-width: 100%;
}

.coop-dialog__shell .contact-form input,
.coop-dialog__shell .contact-form select,
.coop-dialog__shell .contact-form textarea {
  max-width: 100%;
  box-sizing: border-box;
}

.coop-dialog__close {
  position: absolute;
  top: 0.65rem;
  right: 0.65rem;
  z-index: 2;
  width: 2.25rem;
  height: 2.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  font-size: 1.5rem;
  line-height: 1;
  color: var(--text-muted);
  background: transparent;
  border: 1px solid transparent;
  border-radius: 8px;
  cursor: pointer;
  transition: color 0.2s, background 0.2s, border-color 0.2s;
}

.coop-dialog__close:hover {
  color: var(--text);
  background: var(--bg-card);
  border-color: var(--border);
}

.coop-panel h2 {
  margin: 0 2rem 0.5rem 0;
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-wide);
  color: var(--text-primary);
}

.coop-panel--review h2 {
  margin-right: 0;
}

.coop-dialog__lead {
  margin: 0 0 1rem;
  font-size: var(--text-sm);
  font-weight: 400;
  line-height: var(--leading-normal);
  letter-spacing: var(--tracking-body);
  color: var(--text-muted);
}

.coop-summary {
  flex: 1;
  min-height: 0;
  overflow-x: hidden;
  overflow-y: auto;
  margin: 0 -0.25rem;
  padding: 0 0.25rem 0.5rem;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  -ms-overflow-style: none;
  scrollbar-width: none;
}

.coop-summary::-webkit-scrollbar {
  width: 0;
  height: 0;
}

.coop-summary dl {
  margin: 0;
  padding: 0.75rem 0 0;
}

.coop-summary dt {
  margin: 0 0 0.2rem;
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: var(--tracking-wide);
  color: var(--accent);
}

.coop-summary dd {
  margin: 0 0 0.85rem;
  font-size: var(--text-md);
  font-weight: 400;
  color: var(--text);
  line-height: var(--leading-snug);
  letter-spacing: var(--tracking-body);
  white-space: pre-wrap;
  word-break: break-word;
}

.coop-summary dd:last-child {
  margin-bottom: 0;
}

.coop-dialog__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: flex-end;
  padding-top: 1rem;
  flex-shrink: 0;
}

.coop-dialog__actions .btn {
  min-width: 6rem;
}

.wf-botcheck {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.form-feedback {
  grid-column: 1 / -1;
  margin: 0 0 0.25rem;
  padding: 0.75rem 1rem;
  font-size: var(--text-sm);
  line-height: var(--leading-normal);
  letter-spacing: var(--tracking-body);
  border-radius: 8px;
  border: 1px solid var(--border);
}

.form-feedback--success {
  color: #6ee7b7;
  background: rgba(16, 185, 129, 0.12);
  border-color: rgba(16, 185, 129, 0.35);
}

.form-feedback--error {
  color: #fca5a5;
  background: rgba(239, 68, 68, 0.12);
  border-color: rgba(239, 68, 68, 0.35);
}

.btn:disabled {
  opacity: 0.65;
  cursor: not-allowed;
  transform: none;
}

/* Footer */
.site-footer {
  padding: 2rem 0;
  border-top: 1px solid rgba(99, 102, 241, 0.1);
  background: linear-gradient(180deg, rgba(10, 8, 32, 0.96) 0%, #0a0820 100%);
  box-shadow: 0 -1px 0 rgba(217, 70, 239, 0.06);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.footer-brand strong {
  font-family: var(--font-display);
  font-size: var(--text-md);
  font-weight: 700;
  letter-spacing: 0.12em;
  background: linear-gradient(95deg, #f8fafc, #a5b4fc);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.footer-brand span {
  font-size: var(--text-sm);
  font-weight: 400;
  line-height: var(--leading-snug);
  letter-spacing: var(--tracking-body);
  color: var(--text-muted);
}

.copyright {
  margin: 0;
  font-size: var(--text-xs);
  font-weight: 400;
  letter-spacing: 0.06em;
  color: var(--text-muted);
}

/* —— Word 文档落地页：老板 / 平台 / 对比 / 步骤 / 信任 / 页脚公司信息 —— */
@media (min-width: 601px) {
  .section-split--boss .section-split__intro {
    position: static;
    top: auto;
  }
}

.wind-timeline__item--now {
  border-color: rgba(217, 70, 239, 0.28);
  background: rgba(15, 23, 42, 0.55);
}

.section-boss {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.section-split--boss {
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.08fr);
}

.boss-pillars {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(9.5rem, 1fr));
  gap: 0.65rem;
  list-style: none;
  margin: 0 0 1.15rem;
  padding: 0;
}

.boss-pillars li {
  margin: 0;
  padding: 0.7rem 0.85rem;
  text-align: center;
  font-size: var(--text-sm);
  font-weight: 600;
  line-height: var(--leading-snug);
  letter-spacing: var(--tracking-body);
  color: rgba(241, 245, 249, 0.96);
  border: 1px solid rgba(99, 102, 241, 0.22);
  border-radius: var(--radius);
  background: rgba(15, 23, 42, 0.5);
}

.boss-outro {
  margin: 0;
  font-size: var(--text-lg);
  font-weight: 500;
  line-height: var(--leading-relaxed);
  color: var(--text-soft);
}

.section-head--center {
  text-align: center;
  max-width: min(100%, 44rem);
  margin-inline: auto;
}

.section-head--center h2::after {
  left: 50%;
  transform: translateX(-50%);
}

.section-head--center p,
.section-head__subtitle {
  margin-inline: auto;
}

.section-head__subtitle {
  margin: 0.35rem 0 0;
  font-size: var(--text-md);
  color: var(--text-muted);
}

.section-head--join-top {
  margin-bottom: clamp(1.25rem, 3vw, 1.75rem);
}

.section-head--join-mid {
  margin-top: clamp(2rem, 4vw, 2.75rem);
  margin-bottom: clamp(1.25rem, 3vw, 1.75rem);
}

.section-join {
  border-top: 1px solid rgba(99, 102, 241, 0.08);
}

.platform-value-grid {
  list-style: none;
  margin: 0 0 clamp(2rem, 4vw, 2.75rem);
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(1rem, 2vw, 1.5rem);
}

.platform-value-card {
  margin: 0;
  padding: 1.35rem 1.25rem 1.45rem;
  border-radius: var(--radius);
  border: 1px solid rgba(99, 102, 241, 0.18);
  background: linear-gradient(165deg, rgba(99, 102, 241, 0.08) 0%, rgba(15, 23, 42, 0.55) 100%);
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.03) inset;
  transition: border-color 0.25s ease, box-shadow 0.25s ease, transform 0.2s ease;
}

.platform-value-card:hover {
  border-color: rgba(99, 102, 241, 0.45);
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.05) inset,
    0 12px 40px rgba(99, 102, 241, 0.15);
  transform: translateY(-3px);
}

.platform-value-card__title {
  margin: 0 0 0.65rem;
  font-family: var(--font-display);
  font-size: var(--text-md);
  font-weight: 700;
  letter-spacing: var(--tracking-wide);
  color: #a5f3fc;
}

.platform-value-card p {
  margin: 0;
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  color: var(--text-soft);
}

.platform-value-card p strong {
  color: rgba(248, 250, 252, 0.96);
  font-weight: 600;
}

.persona-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(1rem, 2vw, 1.5rem);
  align-items: stretch;
}

.persona-card {
  margin: 0;
  padding: 1.35rem 1.2rem 1.45rem;
  border-radius: var(--radius);
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(15, 23, 42, 0.42);
  transition: border-color 0.25s ease, box-shadow 0.25s ease, transform 0.2s ease;
}

.persona-card:hover {
  border-color: rgba(99, 102, 241, 0.35);
  box-shadow: 0 10px 36px rgba(0, 0, 0, 0.35), 0 0 28px rgba(217, 70, 239, 0.12);
  transform: translateY(-2px);
}

.persona-card--alt {
  border-color: rgba(59, 130, 246, 0.22);
  background: linear-gradient(165deg, rgba(59, 130, 246, 0.08) 0%, rgba(15, 23, 42, 0.5) 100%);
}

.persona-card__badge {
  margin: 0 0 0.85rem;
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 800;
  letter-spacing: var(--tracking-label);
  color: #9a3412;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.32rem 0.7rem 0.32rem 0.58rem;
  border-radius: 8px;
  background: #ffedd5;
  border: 1px solid #fdba74;
}

.persona-card__badge--alt {
  color: #9a3412;
}

.persona-card__badge::before {
  content: "";
  width: 3px;
  height: 0.95em;
  border-radius: 2px;
  background: linear-gradient(180deg, #fb923c 0%, #ea580c 100%);
}

.persona-card__list {
  margin: 0;
  padding-left: 1.15rem;
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  color: rgba(203, 213, 225, 0.96);
}

.persona-card__list li {
  margin-bottom: 0.4rem;
}

.persona-card__lead {
  margin: 0;
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  color: var(--text-soft);
}

.persona-card__lead strong {
  color: rgba(248, 250, 252, 0.96);
  font-weight: 600;
}

@media (max-width: 600px) {
  .platform-value-grid,
  .persona-grid {
    grid-template-columns: 1fr;
  }
}

.section-vs {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  background: linear-gradient(180deg, transparent 0%, rgba(99, 102, 241, 0.04) 50%, transparent 100%);
}

.mode-vs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(1rem, 2.5vw, 1.5rem);
  max-width: 52rem;
  margin: 0 auto;
}

.vs-metrics {
  margin: clamp(1rem, 2.2vw, 1.5rem) auto 0;
  max-width: 52rem;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.9rem;
}

.vs-metric-card {
  margin: 0;
  padding: 0.9rem 0.95rem;
  border-radius: 10px;
  background: #ffffff;
  border: 1px solid #e2e8f0;
  box-shadow: 0 6px 16px rgba(15, 23, 42, 0.05);
}

.vs-metric-card__title {
  margin: 0 0 0.45rem;
  font-size: var(--text-sm);
  font-weight: 800;
  color: #9a3412;
}

.vs-metric-card__line {
  margin: 0.2rem 0 0;
  font-size: var(--text-sm);
  line-height: 1.5;
  color: #000000;
}

.vs-metric-card__line strong {
  color: #000000;
}

.mode-vs__col {
  padding: 1.5rem 1.35rem 1.6rem;
  border-radius: var(--radius);
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: border-color 0.25s ease, box-shadow 0.25s ease, transform 0.2s ease;
}

.mode-vs__col:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 44px rgba(0, 0, 0, 0.28);
}

.mode-vs__col--solo {
  background: rgba(15, 23, 42, 0.35);
}

.mode-vs__col--solo:hover {
  border-color: rgba(148, 163, 184, 0.25);
}

.mode-vs__col--join {
  border-color: rgba(99, 102, 241, 0.35);
  background: linear-gradient(165deg, rgba(99, 102, 241, 0.1) 0%, rgba(15, 23, 42, 0.55) 100%);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.2);
}

.mode-vs__col--join:hover {
  border-color: rgba(99, 102, 241, 0.55);
  box-shadow:
    0 16px 48px rgba(0, 0, 0, 0.3),
    0 0 40px rgba(99, 102, 241, 0.18);
}

.mode-vs__label {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-size: var(--text-md);
  font-weight: 700;
  letter-spacing: var(--tracking-wide);
  color: var(--text-primary);
}

.mode-vs__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  font-size: var(--text-sm);
  line-height: var(--leading-snug);
  color: rgba(226, 232, 240, 0.95);
}

.mode-vs__note {
  margin-top: 0.5rem !important;
  padding-top: 0.75rem;
  border-top: 1px dashed rgba(148, 163, 184, 0.25);
  font-weight: 500;
  color: var(--text-muted);
}

.mode-vs__note--pos {
  color: #a5f3fc;
  border-top-color: rgba(99, 102, 241, 0.25);
}

@media (max-width: 520px) {
  .mode-vs {
    grid-template-columns: 1fr;
  }

  .vs-metrics {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 900px) {
  .vs-metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.section-steps {
  border-top: 1px solid rgba(99, 102, 241, 0.08);
}

.steps-flow {
  list-style: none;
  margin: 0 auto 1rem;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: clamp(0.75rem, 2vw, 1.5rem);
  max-width: 56rem;
}

.steps-flow__item {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  border: 1px solid rgba(99, 102, 241, 0.2);
  background: rgba(15, 23, 42, 0.45);
}

.steps-flow__num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1.85rem;
  height: 1.85rem;
  flex-shrink: 0;
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 800;
  color: #ffffff;
  background: linear-gradient(135deg, #fb923c 0%, #f97316 58%, #ea580c 100%);
  box-shadow: 0 6px 14px rgba(249, 115, 22, 0.28);
  border-radius: 50%;
}

/* Unify all marker dots to orange theme */
.wind-timeline__mark {
  background: linear-gradient(135deg, #fb923c 0%, #f97316 60%, #ea580c 100%) !important;
  box-shadow: 0 0 0 2px rgba(249, 115, 22, 0.14), 0 0 10px rgba(249, 115, 22, 0.35) !important;
}

.persona-card__list li::marker,
.audience-card__list li::marker,
.footer-company__scope li::marker {
  color: #f97316;
}

.steps-flow__text {
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: var(--tracking-body);
  color: rgba(241, 245, 249, 0.98);
}

.steps-outro {
  margin: 0;
  text-align: center;
  font-size: var(--text-md);
  font-weight: 500;
  color: var(--text-muted);
}

.trust-block {
  max-width: 38rem;
  margin: 0 auto;
  padding-inline: 0.25rem;
  text-align: center;
}

.trust-block__title {
  margin: 0 0 1.25rem;
  font-family: var(--font-display);
  font-size: var(--text-h2);
  font-weight: 700;
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-wide);
  color: var(--text-primary);
}

.trust-block__list {
  list-style: none;
  margin: 0 auto 1.75rem;
  padding: 0;
  display: inline-block;
  text-align: left;
  font-size: var(--text-md);
  line-height: var(--leading-relaxed);
  color: var(--text-soft);
}

.trust-block__list li {
  position: relative;
  margin-bottom: 0.5rem;
  padding-left: 1.35rem;
}

.trust-block__list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
}

.trust-block__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
  margin-bottom: 1rem;
}

.trust-block__hint {
  margin: 0;
  font-size: var(--text-sm);
  color: #000000;
  font-weight: 500;
  line-height: var(--leading-snug);
}

.footer-inner--company {
  flex-direction: column;
  align-items: stretch;
  gap: clamp(1.5rem, 3vw, 2rem);
}

.footer-company {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: clamp(1.25rem, 3vw, 2.5rem);
  align-items: start;
  width: 100%;
}

.footer-company__logo img {
  display: block;
  max-height: 56px;
  width: auto;
  max-width: 160px;
  object-fit: contain;
  padding: 6px 10px;
  border-radius: 10px;
  background: rgba(248, 250, 252, 0.06);
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.08);
}

.footer-company__label {
  margin: 0 0 0.4rem;
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: var(--tracking-wide);
  color: var(--accent);
  text-transform: none;
}

.footer-company__scope {
  margin: 0 0 1.25rem;
  padding-left: 1.2rem;
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  color: var(--text-soft);
}

.footer-company__scope strong {
  color: rgba(248, 250, 252, 0.95);
  font-weight: 600;
}

.footer-company__address {
  margin: 0;
  font-size: var(--text-sm);
  font-style: normal;
  line-height: var(--leading-relaxed);
  color: var(--text-muted);
}

.footer-end {
  width: 100%;
  padding-top: 1rem;
  border-top: 1px solid rgba(99, 102, 241, 0.1);
  text-align: center;
}

@media (max-width: 640px) {
  .footer-company {
    grid-template-columns: 1fr;
  }
}

/* 炫科技动效：系统开启「减少动态」时关闭背景与按钮脉冲 */
@media (prefers-reduced-motion: reduce) {
  .site-bg-fixed::before,
  .site-bg-fixed::after {
    animation: none !important;
  }

  .site-tech-grid {
    animation: none !important;
    opacity: 0.42;
  }

  .btn-primary:hover {
    animation: none !important;
  }

  .wind-timeline__item:hover,
  .platform-value-card:hover,
  .persona-card:hover,
  .mode-vs__col:hover,
  .wind-expand__item:hover {
    transform: none;
  }
}

/* ===== Theme override: xueding-style merchant page ===== */
:root {
  --bg-deep: #f5f7fb;
  --bg-elevated: #ffffff;
  --bg-card: #ffffff;
  --border: #e7ebf3;
  --text: #000000;
  --text-primary: #000000;
  --text-muted: #000000;
  --text-soft: #000000;
  --accent: #f97316;
  --accent-2: #ef4444;
  --accent-strong: #ea580c;
  --radius: 14px;
}

body {
  color: var(--text);
  background: linear-gradient(180deg, #f8fafc 0%, #f3f6fb 60%, #eef2f7 100%);
}

.site-bg-fixed,
.site-tech-grid,
.site-tech-scanlines,
.site-tech-noise,
.hero-scene {
  display: none !important;
}

.site-header {
  background: rgba(255, 255, 255, 0.9);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 8px 26px rgba(15, 23, 42, 0.06);
}

.site-header::after {
  display: none;
}

.logo__mark-wrap {
  background: #fff;
  box-shadow: 0 0 0 1px #eef2f7;
}

.logo__wordmark {
  background: none;
  color: #0f172a;
  animation: none;
  filter: none;
}

.site-nav__link {
  color: #4b5563;
}

.site-nav__link:hover {
  color: #111827;
  text-shadow: none;
}

.btn-primary {
  background: linear-gradient(135deg, #fb923c 0%, #f97316 55%, #ea580c 100%);
  box-shadow: 0 10px 24px rgba(249, 115, 22, 0.28);
}

.btn-ghost {
  background: #fff;
  border-color: #d6deea;
  color: #334155;
}

.hero {
  padding-top: clamp(2rem, 4vw, 3rem);
  padding-bottom: clamp(2.5rem, 6vw, 4rem);
}

.hero-title__line,
.hero-title__line--accent,
.hero-title__brand,
.hero-subtitle,
.hero-subtitle strong {
  color: #0f172a;
  text-shadow: none;
  filter: none;
}

.hero-eyebrow__text {
  color: #ea580c;
  animation: none;
}

.hero-eyebrow__rule {
  background: linear-gradient(180deg, #fdba74 0%, #f97316 100%);
  box-shadow: none;
}

.hero-binary-fx {
  display: block !important;
  max-width: 19rem;
}

.hero-right-image {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 14px;
  box-shadow: 0 14px 34px rgba(15, 23, 42, 0.18);
}

.hero-carousel {
  position: relative;
  width: 100%;
  aspect-ratio: 9 / 16;
  border-radius: 14px;
  overflow: hidden;
}

.hero-carousel__slide {
  display: none;
  position: relative;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-carousel__slide.is-active {
  display: block;
}

.hero-carousel__dots {
  position: absolute;
  left: 50%;
  bottom: 0.65rem;
  transform: translateX(-50%);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.3rem 0.45rem;
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.34);
  backdrop-filter: blur(4px);
}

.hero-carousel__dot {
  width: 8px;
  height: 8px;
  border: none;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.55);
  padding: 0;
  cursor: pointer;
  transition: transform 0.2s ease, background-color 0.2s ease;
}

.hero-carousel__dot.is-active {
  background: #f97316;
  transform: scale(1.15);
}

@media (max-width: 600px) {
  .hero-binary-fx {
    max-width: min(100%, 15rem);
    margin-inline: auto;
  }

  .hero-keypoints {
    gap: 0.5rem;
  }

  .hero-keypoint {
    font-size: 0.78rem;
    padding: 0.38rem 0.68rem;
  }
}

.section,
.wind-narrative,
.section-vs,
.section-steps,
.section-join,
.section-boss {
  border: 0;
  background: transparent;
}

main h2,
.section-head h2,
.wind-narrative__title,
.trust-block__title {
  background: none;
  color: #111827;
  -webkit-background-clip: border-box;
  background-clip: border-box;
}

.section-head p,
.wind-narrative__lead,
.wind-highlight__sub,
.wind-expand__text,
.persona-card__lead,
.steps-outro,
.trust-block__hint {
  color: #000000;
}

.hero-subtitle,
.wind-cta p,
.platform-value-card p,
.mode-vs__list,
.footer-company__scope,
.footer-company__address,
.copyright {
  color: #000000;
}

.hero-title__line--accent,
.platform-value-card__title,
.persona-card__badge,
.audience-card__badge,
.wind-expand__tag,
.footer-company__label {
  color: #c2410c;
}

/* Pure black body copy hard override */
.wind-timeline__text,
.wind-timeline__text strong,
.wind-highlight__lead,
.wind-highlight__lead strong,
.wind-expand__text,
.wind-expand__text strong,
.wind-cta p,
.wind-cta strong,
.wind-quote p,
.wind-quote__foot,
.boss-outro,
.platform-value-card p,
.persona-card__list,
.persona-card__lead,
.mode-vs__list,
.mode-vs__note,
.steps-flow__text,
.trust-block__list,
.trust-block__list li,
.trust-block__hint {
  color: #000000 !important;
  text-shadow: none !important;
  filter: none !important;
}

.wind-narrative__lead,
.wind-narrative__lead strong {
  color: #000000 !important;
  opacity: 1 !important;
  text-shadow: none !important;
  filter: none !important;
}

/* Join section body copy must stay pure black on light cards */
.platform-value-card p,
.platform-value-card p strong,
.persona-card__lead,
.persona-card__lead strong,
.persona-card__list,
.persona-card__list li,
.persona-card__list strong {
  color: #000000 !important;
  text-shadow: none !important;
  filter: none !important;
  opacity: 1 !important;
}

.boss-pillars li {
  color: #000000 !important;
  opacity: 1 !important;
  text-shadow: none !important;
  filter: none !important;
}

/* Clean contact block and footer residual light text */
.trust-block {
  background: transparent !important;
  background-image: none !important;
  border: none !important;
  box-shadow: none !important;
}

.trust-block,
.trust-block *:not(.btn):not(.btn *) {
  color: #000000 !important;
  text-shadow: none !important;
  opacity: 1 !important;
  filter: none !important;
}

.footer-company__scope li,
.footer-company__scope li strong {
  color: #000000 !important;
  text-shadow: none !important;
  opacity: 1 !important;
}

.wind-timeline__item,
.wind-highlight,
.wind-expand__item,
.platform-value-card,
.persona-card,
.mode-vs__col,
.steps-flow__item,
.boss-pillars li,
.audience-card,
.trust-block,
.coop-modal__panel.coop-dialog {
  background: #fff;
  border: 1px solid var(--border);
  box-shadow: 0 8px 20px rgba(15, 23, 42, 0.05);
}

.platform-value-card__title,
.persona-card__badge,
.audience-card__badge,
.wind-expand__tag,
.footer-company__label,
.mode-vs__note--pos {
  color: #ea580c;
}

.wind-expand__tag,
.audience-card__badge,
.persona-card__badge {
  background: #fff7ed;
  border-color: #fed7aa;
}

.mode-vs__col--join {
  background: linear-gradient(180deg, #fff7ed 0%, #ffffff 65%);
  border-color: #fdba74;
}

.mode-vs__note {
  border-top-color: #e5e7eb;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  background: #fff;
  border-color: #dbe2ee;
  color: #1f2937;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  border-color: #fb923c;
  box-shadow: 0 0 0 3px rgba(251, 146, 60, 0.18);
}

.site-footer {
  background: #ffffff;
  border-top: 1px solid #e5e7eb;
  box-shadow: none;
}

/* Section divider: soft line with breathing whitespace */
main > .section {
  background: #f9fbff;
}

main > .section:nth-of-type(2n) {
  background: #edf2fa;
}

main > .section + .section {
  position: relative;
  margin-top: 0;
  padding-top: var(--section-y);
  border-top: 2px solid #cfd8e6;
}

main > .section + .section::before {
  content: none;
}