:root {
  --bg: #edf2f0;
  --bg-deep: #e2ebe8;
  --ink: #14241f;
  --ink-soft: #3d524b;
  --muted: #5f746c;
  --line: rgba(20, 36, 31, 0.12);
  --accent: #1a7a6d;
  --accent-deep: #0d5c63;
  --accent-soft: rgba(26, 122, 109, 0.12);
  --sand: #c4a574;
  --surface: rgba(255, 255, 255, 0.72);
  --radius: 4px;
  --font-sans: "Sora", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-serif: "Noto Serif SC", "Songti SC", serif;
  --shadow: 0 1px 0 rgba(20, 36, 31, 0.04);
  --header-h: 72px;
  --page-x: clamp(1.75rem, 9vw, 8rem);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  min-width: 1200px;
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.65;
  background: var(--bg);
  overflow-x: auto;
}

.page-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(ellipse 80% 50% at 10% -10%, rgba(26, 122, 109, 0.16), transparent 55%),
    radial-gradient(ellipse 60% 40% at 90% 20%, rgba(196, 165, 116, 0.18), transparent 50%),
    linear-gradient(180deg, #f4f7f5 0%, var(--bg) 40%, var(--bg-deep) 100%);
}

.page-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.35;
  background-image:
    linear-gradient(rgba(20, 36, 31, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(20, 36, 31, 0.03) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(180deg, #000 0%, transparent 70%);
}

a {
  color: var(--accent-deep);
  text-decoration: none;
}

a:hover {
  color: var(--accent);
}

img {
  max-width: 100%;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  height: var(--header-h);
  padding: 0 var(--page-x);
  backdrop-filter: blur(18px) saturate(1.15);
  background: rgba(255, 255, 255, 0.72);
  border-bottom: 1px solid rgba(20, 36, 31, 0.08);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.65) inset;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0;
  color: inherit;
  flex-shrink: 0;
}

.brand:hover {
  color: inherit;
}

.brand-mark {
  position: relative;
  display: grid;
  place-items: center;
  flex-shrink: 0;
  line-height: 0;
  margin-right: -3px;
  cursor: pointer;
  width: 28px;
  height: 28px;
}

.bolt-aura {
  position: absolute;
  inset: -10px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(120, 255, 230, 0.55) 0%, rgba(26, 122, 109, 0.2) 42%, transparent 70%);
  opacity: 0;
  transform: scale(0.55);
  pointer-events: none;
  z-index: 0;
}

.bolt {
  --bolt-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 28 28'%3E%3Cpath fill='%23000' d='M17.6 1.6C17.15 1.35 16.55 1.55 16.35 2.05L12.85 10.55H8.35C7.35 10.55 6.85 11.85 7.65 12.5L14.9 18.95L11.55 25.9C11.05 26.95 12.45 27.85 13.25 27.05L22.85 17.15C23.45 16.55 23.05 15.45 22.2 15.35H16.85L19.55 3.35C19.8 2.35 18.55 1.9 17.6 1.6Z'/%3E%3C/svg%3E");
  position: relative;
  z-index: 1;
  width: 24px;
  height: 24px;
  transform: rotate(-12deg);
  background: linear-gradient(160deg, #3bb5a4 0%, #1a7a6d 48%, #0a4a50 100%);
  -webkit-mask: var(--bolt-mask) center / contain no-repeat;
  mask: var(--bolt-mask) center / contain no-repeat;
  filter: drop-shadow(0 0 0 transparent);
  transition: transform 0.25s ease, filter 0.25s ease;
  overflow: hidden;
}

.bolt-fill {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, #eafff9 0%, #9ff5e4 35%, #3de0c0 70%, #1a7a6d 100%);
  transform: translateY(110%);
  opacity: 0;
  pointer-events: none;
}

.bolt-shine,
.bolt-shine-2 {
  position: absolute;
  left: -40%;
  right: -40%;
  height: 85%;
  bottom: -90%;
  background: linear-gradient(
    to top,
    rgba(26, 122, 109, 0) 0%,
    rgba(126, 232, 210, 0.25) 22%,
    rgba(255, 255, 255, 1) 48%,
    rgba(180, 255, 236, 0.95) 62%,
    rgba(26, 122, 109, 0) 100%
  );
  opacity: 0;
  pointer-events: none;
  will-change: transform, opacity;
  mix-blend-mode: screen;
}

.bolt-shine-2 {
  height: 45%;
  bottom: -60%;
  filter: blur(1px);
  background: linear-gradient(
    to top,
    transparent 0%,
    rgba(255, 255, 255, 0.2) 30%,
    rgba(255, 255, 255, 0.95) 50%,
    rgba(120, 255, 220, 0.7) 70%,
    transparent 100%
  );
}

.bolt-sparks {
  position: absolute;
  inset: -6px;
  z-index: 2;
  pointer-events: none;
  opacity: 0;
}

.bolt-sparks i {
  position: absolute;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 0 6px 2px rgba(140, 255, 230, 0.95);
  opacity: 0;
}

.bolt-sparks i:nth-child(1) { left: 18%; top: 22%; }
.bolt-sparks i:nth-child(2) { left: 72%; top: 18%; }
.bolt-sparks i:nth-child(3) { left: 12%; top: 58%; }
.bolt-sparks i:nth-child(4) { left: 80%; top: 52%; }
.bolt-sparks i:nth-child(5) { left: 48%; top: 8%; }
.bolt-sparks i:nth-child(6) { left: 56%; top: 78%; }

.brand-mark.is-charging .bolt-aura {
  animation: bolt-aura-burst 1.05s ease-out forwards;
}

.brand-mark.is-charging .bolt {
  animation: bolt-kick 1.05s cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
}

.brand-mark.is-charging .bolt-fill {
  animation: bolt-fill-up 0.95s cubic-bezier(0.15, 0.85, 0.2, 1) forwards;
}

.brand-mark.is-charging .bolt-shine {
  animation: bolt-shine-up 0.95s cubic-bezier(0.12, 0.8, 0.18, 1) forwards;
}

.brand-mark.is-charging .bolt-shine-2 {
  animation: bolt-shine-up 0.95s cubic-bezier(0.12, 0.8, 0.18, 1) 0.12s forwards;
}

.brand-mark.is-charging .bolt-sparks {
  opacity: 1;
}

.brand-mark.is-charging .bolt-sparks i {
  animation: bolt-spark 0.9s ease-out forwards;
}

.brand-mark.is-charging .bolt-sparks i:nth-child(2) { animation-delay: 0.05s; }
.brand-mark.is-charging .bolt-sparks i:nth-child(3) { animation-delay: 0.1s; }
.brand-mark.is-charging .bolt-sparks i:nth-child(4) { animation-delay: 0.08s; }
.brand-mark.is-charging .bolt-sparks i:nth-child(5) { animation-delay: 0.14s; }
.brand-mark.is-charging .bolt-sparks i:nth-child(6) { animation-delay: 0.18s; }

.brand-mark.is-charging ~ .brand-text .brand-x {
  animation: brand-x-flash 1.05s ease-out;
}

@keyframes bolt-aura-burst {
  0% {
    opacity: 0;
    transform: scale(0.4);
  }
  30% {
    opacity: 1;
    transform: scale(1.15);
  }
  100% {
    opacity: 0;
    transform: scale(1.55);
  }
}

@keyframes bolt-kick {
  0% {
    transform: rotate(-12deg) scale(1);
    filter: drop-shadow(0 0 0 transparent);
  }
  18% {
    transform: rotate(-22deg) scale(1.28);
    filter:
      drop-shadow(0 0 4px #fff)
      drop-shadow(0 0 10px rgba(140, 255, 230, 1))
      drop-shadow(0 0 22px rgba(45, 210, 180, 0.9));
  }
  45% {
    transform: rotate(-8deg) scale(1.18);
    filter:
      drop-shadow(0 0 6px rgba(255, 255, 255, 0.95))
      drop-shadow(0 0 16px rgba(120, 255, 220, 1))
      drop-shadow(0 0 28px rgba(26, 122, 109, 0.75));
  }
  100% {
    transform: rotate(-12deg) scale(1);
    filter:
      drop-shadow(0 0 3px rgba(120, 240, 215, 0.55))
      drop-shadow(0 0 8px rgba(26, 122, 109, 0.35));
  }
}

@keyframes bolt-fill-up {
  0% {
    opacity: 0.15;
    transform: translateY(110%);
  }
  55% {
    opacity: 1;
    transform: translateY(0);
  }
  100% {
    opacity: 0.35;
    transform: translateY(0);
  }
}

@keyframes bolt-shine-up {
  0% {
    opacity: 0;
    transform: translateY(0) scaleX(1);
  }
  10% {
    opacity: 1;
  }
  65% {
    opacity: 1;
    transform: translateY(-160%) scaleX(1.15);
  }
  100% {
    opacity: 0;
    transform: translateY(-240%) scaleX(1);
  }
}

@keyframes bolt-spark {
  0% {
    opacity: 0;
    transform: translate(0, 0) scale(0.4);
  }
  25% {
    opacity: 1;
    transform: translate(var(--sx, 4px), var(--sy, -6px)) scale(1.4);
  }
  100% {
    opacity: 0;
    transform: translate(var(--sx2, 10px), var(--sy2, -16px)) scale(0.2);
  }
}

.bolt-sparks i:nth-child(1) { --sx: -6px; --sy: -8px; --sx2: -12px; --sy2: -18px; }
.bolt-sparks i:nth-child(2) { --sx: 7px; --sy: -6px; --sx2: 14px; --sy2: -16px; }
.bolt-sparks i:nth-child(3) { --sx: -8px; --sy: 2px; --sx2: -16px; --sy2: 8px; }
.bolt-sparks i:nth-child(4) { --sx: 8px; --sy: 3px; --sx2: 16px; --sy2: 10px; }
.bolt-sparks i:nth-child(5) { --sx: 2px; --sy: -10px; --sx2: 4px; --sy2: -20px; }
.bolt-sparks i:nth-child(6) { --sx: 3px; --sy: 8px; --sx2: 6px; --sy2: 16px; }

@keyframes brand-x-flash {
  0%,
  100% {
    filter: brightness(1);
    text-shadow: none;
  }
  25%,
  55% {
    filter: brightness(1.45);
    text-shadow:
      0 0 8px rgba(120, 255, 230, 0.9),
      0 0 16px rgba(26, 122, 109, 0.7);
  }
}

@media (prefers-reduced-motion: reduce) {
  .brand-mark.is-charging .bolt-aura,
  .brand-mark.is-charging .bolt,
  .brand-mark.is-charging .bolt-fill,
  .brand-mark.is-charging .bolt-shine,
  .brand-mark.is-charging .bolt-shine-2,
  .brand-mark.is-charging .bolt-sparks i,
  .brand-mark.is-charging ~ .brand-text .brand-x {
    animation: none;
  }

  .brand-mark.is-charging .bolt {
    filter:
      drop-shadow(0 0 6px rgba(120, 255, 230, 0.9))
      drop-shadow(0 0 14px rgba(26, 122, 109, 0.6));
  }

  .brand-mark.is-charging .bolt-fill {
    opacity: 0.55;
    transform: none;
  }
}

.brand-text {
  display: flex;
  align-items: center;
  line-height: 1;
}

.brand-text strong {
  font-family: var(--font-serif);
  font-size: 1.28rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--ink);
}

.brand-x {
  background: linear-gradient(180deg, #2a9d8f 0%, var(--accent-deep) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.header-end {
  display: flex;
  align-items: center;
  gap: 0.35rem 1.15rem;
  min-width: 0;
}

.nav {
  display: flex;
  align-items: center;
  gap: 0.15rem;
}

.nav a {
  position: relative;
  padding: 0.55rem 0.7rem;
  color: var(--ink-soft);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  transition: color 0.2s ease;
}

.nav a::after {
  content: "";
  position: absolute;
  left: 0.7rem;
  right: 0.7rem;
  bottom: 0.28rem;
  height: 1.5px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 0.22s ease;
}

.nav a:hover {
  color: var(--ink);
}

.nav a:hover::after {
  transform: scaleX(1);
}

.nav-cta {
  padding: 0.55rem 1rem;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: #fff !important;
  transition: background 0.2s ease, transform 0.2s ease;
}

.nav-cta:hover {
  background: var(--accent-deep);
  transform: translateY(-1px);
}

.nav-cta::after {
  display: none;
}

.lang-menu {
  position: relative;
  margin-left: 0.25rem;
  padding-left: 1rem;
  border-left: 1px solid rgba(20, 36, 31, 0.1);
}

.lang-switch {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--ink-soft);
  cursor: pointer;
  transition: color 0.2s ease, transform 0.2s ease;
}

.lang-switch:hover,
.lang-menu.is-open .lang-switch {
  border-color: transparent;
  color: var(--accent-deep);
  background: transparent;
  transform: translateY(-1px);
}

.lang-globe {
  display: block;
}

.lang-panel {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  z-index: 70;
  min-width: 7.5rem;
  padding: 0.25rem;
  background: #ffffff;
  border: 1px solid rgba(20, 36, 31, 0.1);
  box-shadow: 0 8px 20px rgba(20, 36, 31, 0.1);
}

.lang-panel[hidden] {
  display: none;
}

.lang-dropdown {
  margin: 0;
  padding: 0;
  list-style: none;
}

.lang-option {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.45rem 0.65rem;
  color: var(--ink);
  font-size: 0.86rem;
  font-weight: 500;
  white-space: nowrap;
  transition: background 0.15s ease;
}

.lang-option:hover {
  background: rgba(20, 36, 31, 0.05);
  color: var(--ink);
}

.lang-option.is-active {
  font-weight: 600;
  color: var(--accent-deep);
}

.lang-check {
  flex-shrink: 0;
  color: var(--ink);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 40px;
  height: 40px;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  margin-inline: auto;
  background: var(--ink);
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.nav-toggle[aria-expanded="true"] span:first-child {
  transform: translateY(4px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:last-child {
  transform: translateY(-4px) rotate(-45deg);
}

.hero {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: clamp(1.5rem, 4vw, 3rem);
  min-height: calc(100vh - var(--header-h));
  padding: clamp(2rem, 5vw, 4rem) var(--page-x);
}

.hero-copy {
  max-width: 34rem;
  animation: rise 0.9s ease both;
}

.eyebrow {
  margin: 0 0 0.75rem;
  color: var(--accent-deep);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.14em;
}

.hero-kicker {
  margin: 0 0 0.7rem;
  color: var(--accent-deep);
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  line-height: 1.3;
}

.brand-hero {
  margin: 0 0 1.15rem;
  font-family: var(--font-serif);
  font-size: clamp(2.55rem, 5.6vw, 3.6rem);
  font-weight: 700;
  line-height: 1.18;
  letter-spacing: 0.03em;
  color: var(--ink);
  max-width: 10em;
}

.lead {
  margin: 0 0 1.75rem;
  color: var(--ink-soft);
  font-size: clamp(1rem, 1.5vw, 1.125rem);
  max-width: 36em;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

.hero-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 1rem;
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
}

.hero-chips li {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding-bottom: 0.15rem;
  border-bottom: 1px solid rgba(26, 122, 109, 0.35);
}

.lead strong {
  color: var(--ink);
  font-weight: 600;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0.75rem 1.35rem;
  border: 1px solid transparent;
  border-radius: 12px;
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.btn-primary:hover {
  background: var(--accent-deep);
  border-color: var(--accent-deep);
  color: #fff;
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  border-color: rgba(20, 36, 31, 0.28);
  color: var(--ink);
}

.btn-ghost:hover {
  border-color: var(--ink);
  color: var(--ink);
}

.btn-block {
  width: 100%;
}

.hero-visual {
  position: relative;
  min-width: 0;
  min-height: 320px;
  animation: fade-in 1.1s ease 0.15s both;
}

.story-board {
  display: grid;
  gap: 1.1rem;
  padding: 1.25rem 1.2rem 1.15rem;
  border-radius: 16px;
  max-width: 100%;
  min-width: 0;
  background:
    linear-gradient(160deg, rgba(255, 255, 255, 0.82), rgba(243, 248, 246, 0.72));
  border: 1px solid rgba(20, 36, 31, 0.1);
  box-shadow: 0 18px 40px rgba(20, 36, 31, 0.06);
}

.story-title {
  margin: 0;
  color: var(--accent-deep);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.story-pipeline {
  display: flex;
  align-items: center;
  flex-wrap: nowrap;
  gap: 0.35rem;
  margin: 0;
  padding: 0;
  list-style: none;
  max-width: 100%;
  overflow-x: auto;
}

.story-step {
  position: relative;
  flex: 0 0 auto;
  padding: 0.45rem 0.75rem;
  border-radius: 10px;
  border: 1px solid rgba(20, 36, 31, 0.12);
  background: rgba(255, 255, 255, 0.75);
  color: var(--ink-soft);
  font-size: 0.82rem;
  font-weight: 600;
  white-space: nowrap;
  opacity: 0.45;
  transform: translateY(2px);
  animation: step-activate 7.5s ease-in-out infinite;
}

.story-step.s1 { animation-delay: 0s; }
.story-step.s2 { animation-delay: 1.5s; }
.story-step.s3 { animation-delay: 3s; }
.story-step.s4 { animation-delay: 4.5s; }
.story-step.s5 { animation-delay: 6s; }

.story-arrow {
  flex: 0 0 auto;
  width: 18px;
  height: 1.5px;
  background: rgba(26, 122, 109, 0.35);
  position: relative;
  overflow: hidden;
}

.story-arrow::after {
  content: "";
  position: absolute;
  inset: 0;
  width: 40%;
  background: var(--accent);
  animation: arrow-flow 1.6s linear infinite;
}

.story-markets {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.65rem;
}

.story-market {
  padding: 0.75rem 0.7rem 0.65rem;
  border-radius: 12px;
  border-top: 2px solid var(--accent);
  background: rgba(255, 255, 255, 0.7);
}

.story-market header {
  display: grid;
  gap: 0.15rem;
  margin-bottom: 0.35rem;
}

.story-market strong {
  font-family: var(--font-serif);
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--ink);
}

.story-market small {
  color: var(--muted);
  font-size: 0.72rem;
  letter-spacing: 0.02em;
}

.story-market p {
  margin: 0 0 0.55rem;
  color: var(--ink-soft);
  font-size: 0.78rem;
  line-height: 1.4;
}

.story-bars {
  display: flex;
  align-items: flex-end;
  gap: 0.25rem;
  height: 28px;
}

.story-bars span {
  flex: 1;
  display: block;
  border-radius: 3px 3px 1px 1px;
  background: rgba(26, 122, 109, 0.55);
  transform-origin: bottom;
  animation: bar-bounce 2.4s ease-in-out infinite;
}

.m-stock .story-bars span:nth-child(1) { height: 45%; animation-delay: 0s; }
.m-stock .story-bars span:nth-child(2) { height: 70%; animation-delay: 0.15s; }
.m-stock .story-bars span:nth-child(3) { height: 55%; animation-delay: 0.3s; }
.m-stock .story-bars span:nth-child(4) { height: 85%; animation-delay: 0.45s; }
.m-stock .story-bars span:nth-child(5) { height: 60%; animation-delay: 0.6s; }

.m-futures .story-bars span:nth-child(1) { height: 65%; animation-delay: 0.1s; }
.m-futures .story-bars span:nth-child(2) { height: 40%; animation-delay: 0.25s; }
.m-futures .story-bars span:nth-child(3) { height: 80%; animation-delay: 0.4s; }
.m-futures .story-bars span:nth-child(4) { height: 50%; animation-delay: 0.55s; }
.m-futures .story-bars span:nth-child(5) { height: 72%; animation-delay: 0.7s; }

.m-futures { border-top-color: #0d5c63; }

.story-code {
  position: relative;
  padding: 0.75rem 0.85rem 0.9rem;
  border-radius: 12px;
  background: #14241f;
  color: #d7ebe5;
  min-height: 11.5rem;
}

.story-code-top {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.55rem;
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: rgba(215, 235, 229, 0.7);
}

.story-code-file em {
  font-style: normal;
  color: #9fe0cf;
}

.story-live {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: #7dceb8;
}

.story-live i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #2a9d8f;
  animation: node-pulse 1.4s ease-in-out infinite;
}

.story-code pre {
  position: relative;
  margin: 0;
  min-height: 8.2rem;
  overflow: hidden;
  font-family: "Consolas", "SF Mono", "Cascadia Code", monospace;
  font-size: 0.78rem;
  line-height: 1.55;
  white-space: pre-wrap;
}

.story-code code {
  display: block;
  color: #d7ebe5;
}

.story-code .c-kw { color: #7dceb8; }
.story-code .c-fn { color: #f0d9a8; }
.story-code .c-cm { color: rgba(215, 235, 229, 0.45); }
.story-code .c-str { color: #c4a574; }
.story-code .c-num { color: #9fe0cf; }

.story-code .c-cursor {
  display: inline-block;
  width: 0.55ch;
  height: 1em;
  margin-left: 1px;
  vertical-align: -0.12em;
  background: #7dceb8;
  animation: cursor-blink 1s steps(1) infinite;
}

.section {
  padding: clamp(3.5rem, 8vw, 6rem) var(--page-x);
}

.section-head {
  max-width: 40rem;
  margin-bottom: 2.5rem;
}

.section-head h2,
.page-hero h1,
.inquire-copy h2 {
  margin: 0 0 0.75rem;
  font-family: var(--font-serif);
  font-size: clamp(1.85rem, 3.5vw, 2.5rem);
  font-weight: 700;
  letter-spacing: 0.03em;
  line-height: 1.2;
}

.section-head p,
.page-hero .lead {
  margin: 0;
  color: var(--muted);
}

.section-more {
  margin: 2rem 0 0;
  text-align: center;
}

.section-more a {
  font-weight: 600;
}

.platforms {
  background: linear-gradient(180deg, transparent, rgba(255, 255, 255, 0.45));
}

.market-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.market-card {
  padding: 1.5rem 0 0;
  border-top: 2px solid var(--accent);
}

.market-label {
  display: inline-block;
  margin-bottom: 0.65rem;
  color: var(--sand);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
}

.market-card h3 {
  margin: 0 0 0.65rem;
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 600;
  line-height: 1.35;
}

.market-card > p {
  margin: 0 0 1rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.market-card ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.market-card li {
  position: relative;
  padding: 0.4rem 0 0.4rem 0.95rem;
  color: var(--ink-soft);
  font-size: 0.9rem;
  border-bottom: 1px solid rgba(20, 36, 31, 0.06);
}

.market-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.85rem;
  width: 5px;
  height: 5px;
  background: var(--accent);
}

.scope-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.scope-card {
  padding: 1.5rem 1.5rem 1.25rem 1.35rem;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid var(--line);
  border-left-width: 3px;
}

.scope-card.scope-do {
  border-left-color: var(--accent);
}

.scope-card.scope-dont {
  border-left-color: #c45c4a;
}

.scope-card h3 {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  margin: 0 0 1rem;
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 600;
  line-height: 1.3;
}

.scope-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.35rem;
  height: 1.35rem;
  border-radius: 50%;
  font-size: 0.85rem;
  font-weight: 700;
  line-height: 1;
  font-family: var(--font-sans);
}

.scope-do .scope-icon {
  color: #fff;
  background: var(--accent);
}

.scope-dont .scope-icon {
  color: #fff;
  background: #c45c4a;
}

.scope-card ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.scope-card li {
  position: relative;
  padding: 0.7rem 0 0.7rem 1.35rem;
  color: var(--ink-soft);
  font-size: 0.95rem;
  border-top: 1px solid rgba(20, 36, 31, 0.06);
}

.scope-card li:first-child {
  border-top: 0;
  padding-top: 0;
}

.scope-card li:last-child {
  padding-bottom: 0;
}

.scope-do li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0.72rem;
  color: var(--accent);
  font-size: 0.85rem;
  font-weight: 700;
}

.scope-do li:first-child::before {
  top: 0.05rem;
}

.scope-dont li::before {
  content: "–";
  position: absolute;
  left: 0.1rem;
  top: 0.65rem;
  color: #c45c4a;
  font-size: 1rem;
  font-weight: 700;
}

.scope-dont li:first-child::before {
  top: 0;
}

.capability-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem 2rem;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.capability-item {
  padding-top: 1.35rem;
}

.capability-item h3 {
  margin: 0 0 0.5rem;
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 600;
}

.capability-item p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.platform-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem 2rem;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.platform-list-wide {
  grid-template-columns: repeat(3, 1fr);
}

.case-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-bottom: 1.75rem;
}

.case-filter {
  min-height: 40px;
  padding: 0.45rem 1rem;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--ink-soft);
  font: inherit;
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: border-color 0.2s ease, color 0.2s ease, background 0.2s ease;
}

.case-filter:hover {
  border-color: var(--accent);
  color: var(--ink);
}

.case-filter.is-active {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent-deep);
}

.platform-item {
  padding-top: 1.5rem;
  border-top: 2px solid transparent;
  transition: border-color 0.25s ease;
}

.platform-item:hover {
  border-top-color: var(--accent);
}

.platform-tag {
  display: inline-block;
  margin-bottom: 0.65rem;
  color: var(--sand);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.platform-item h3,
.process-item h3,
.plan h3,
.case-item h3 {
  margin: 0 0 0.5rem;
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
}

.platform-item p,
.process-item p,
.plan-blurb,
.case-item p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.process-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.75rem 2.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: none;
}

.process-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.25rem;
  align-items: start;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--line);
}

.process-step {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  align-items: stretch;
}

.plan {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 1.75rem 1.5rem;
  border-radius: 16px;
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  transition:
    border-color 0.25s ease,
    box-shadow 0.25s ease,
    transform 0.25s ease,
    background 0.25s ease;
}

.plan:hover {
  border-color: rgba(26, 122, 109, 0.55);
  background: linear-gradient(180deg, rgba(26, 122, 109, 0.06), rgba(255, 255, 255, 0.92));
  box-shadow:
    0 12px 28px rgba(20, 36, 31, 0.08),
    0 0 0 1px rgba(26, 122, 109, 0.08);
  transform: translateY(-4px);
}

.plan:hover .btn {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.plan-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  color: var(--accent-deep);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.plan-price {
  display: flex;
  align-items: baseline;
  gap: 0.2rem;
  margin: 1.25rem 0;
  font-family: var(--font-serif);
}

.plan-price .currency {
  font-size: 1.1rem;
  color: var(--muted);
}

.plan-price .amount {
  font-size: 2.4rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.02em;
}

.plan-price .unit {
  margin-left: 0.25rem;
  color: var(--muted);
  font-size: 0.95rem;
  font-family: var(--font-sans);
}

.plan ul {
  margin: 0 0 1.5rem;
  padding: 0;
  list-style: none;
  flex: 1;
}

.plan li {
  position: relative;
  padding: 0.45rem 0 0.45rem 1.1rem;
  color: var(--ink-soft);
  font-size: 0.92rem;
  border-bottom: 1px solid rgba(20, 36, 31, 0.06);
}

.plan li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.95rem;
  width: 6px;
  height: 6px;
  background: var(--accent);
}

.case-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.case-grid-full {
  grid-template-columns: repeat(2, 1fr);
}

.case-item {
  padding: 1.5rem 0;
  border-top: 1px solid var(--line);
}

.case-platform {
  display: inline-block;
  margin-bottom: 0.6rem;
  color: var(--accent-deep);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.06em;
}

.case-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
}

.case-tags span {
  color: var(--muted);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  border-bottom: 1px solid var(--line);
  padding-bottom: 0.1rem;
}

.inquire {
  background:
    linear-gradient(135deg, rgba(13, 92, 99, 0.92), rgba(26, 122, 109, 0.88)),
    var(--accent-deep);
  color: #f3f8f6;
}

.inquire-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(200px, 220px);
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: start;
  max-width: 1080px;
}

.inquire-copy h2 {
  color: #fff;
}

.inquire-copy > p {
  color: rgba(243, 248, 246, 0.85);
  max-width: 34em;
}

.inquire-notes {
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
  max-width: 36em;
}

.inquire-notes li {
  position: relative;
  padding: 0.55rem 0 0.55rem 1rem;
  color: rgba(243, 248, 246, 0.75);
  font-size: 0.9rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.inquire-notes li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1rem;
  width: 5px;
  height: 5px;
  background: var(--sand);
}

.inquire-contact {
  display: grid;
  gap: 1.5rem;
  padding-left: 1.75rem;
  border-left: 1px solid rgba(255, 255, 255, 0.22);
}

.inquire .contact-wechat,
.inquire .contact-email {
  display: grid;
  gap: 0.6rem;
}

.inquire .contact-label {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: rgba(243, 248, 246, 0.7);
}

.inquire .wechat-qr {
  margin: 0;
  padding: 0.45rem;
  width: fit-content;
  border-radius: 14px;
  background: #ffffff;
  overflow: hidden;
}

.inquire .wechat-qr img {
  display: block;
  width: 160px;
  height: 160px;
  object-fit: contain;
  border-radius: 10px;
  background: #fff;
}

.inquire .contact-email-addr {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 0.98rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  word-break: break-all;
  color: #ffffff;
  line-height: 1.45;
  user-select: all;
}

.page-hero {
  padding: clamp(3rem, 7vw, 5rem) var(--page-x) 1rem;
  max-width: 40rem;
  animation: rise 0.8s ease both;
}

.cases-full {
  padding-top: 1.5rem;
}

.site-footer {
  padding: 0;
  border-top: 0;
  background:
    linear-gradient(180deg, rgba(226, 235, 232, 0.55), rgba(237, 242, 240, 0.95));
}

.footer-inner {
  display: grid;
  gap: 0.85rem;
  padding: 1.15rem var(--page-x) 1.35rem;
}

.footer-disclaimer {
  margin: 0 auto;
  max-width: 56rem;
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.55;
  text-align: center;
}

.footer-bottom {
  display: flex;
  flex-direction: column;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 0.35rem;
  padding-top: 0;
  border-top: 0;
  text-align: center;
}

.footer-copy {
  margin: 0;
  color: var(--muted);
  font-size: 0.78rem;
}

.footer-beian {
  margin: 0;
  display: inline-flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 0.45rem 0.55rem;
  color: var(--muted);
  font-size: 0.74rem;
  line-height: 1.4;
}

.footer-beian-sep {
  opacity: 0.45;
}

.footer-beian-link {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer-beian-link:hover {
  color: var(--accent-deep);
}

.footer-police {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}

.footer-police-badge {
  display: block;
  flex-shrink: 0;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@keyframes fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes node-pulse {
  0%, 100% {
    transform: scale(1);
    opacity: 0.55;
  }
  50% {
    transform: scale(1.45);
    opacity: 1;
  }
}

@keyframes step-activate {
  0%, 18%, 100% {
    opacity: 0.4;
    transform: translateY(2px);
    border-color: rgba(20, 36, 31, 0.12);
    background: rgba(255, 255, 255, 0.75);
    color: var(--ink-soft);
  }
  3%, 15% {
    opacity: 1;
    transform: translateY(0);
    border-color: var(--accent);
    background: rgba(26, 122, 109, 0.12);
    color: var(--accent-deep);
  }
}

@keyframes arrow-flow {
  from { transform: translateX(-120%); }
  to { transform: translateX(280%); }
}

@keyframes bar-bounce {
  0%, 100% { transform: scaleY(0.72); opacity: 0.65; }
  50% { transform: scaleY(1); opacity: 1; }
}

@keyframes cursor-blink {
  0%, 45% { opacity: 1; }
  50%, 100% { opacity: 0; }
}