:root {
  color-scheme: light;
  --font-sans: Manrope, "Noto Sans SC", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", "SF Mono", ui-monospace, Menlo, Consolas, monospace;
  --ink: #0c1118;
  --ink-soft: #3f4b5a;
  --ink-muted: #738092;
  --paper: #fbfcff;
  --paper-2: #f4f8fb;
  --paper-3: #eef7f6;
  --card: rgba(255, 255, 255, 0.82);
  --card-solid: #ffffff;
  --line: rgba(18, 24, 31, 0.11);
  --line-strong: rgba(18, 24, 31, 0.18);
  --cyan: #13b8b0;
  --cyan-dark: #0b7c78;
  --green: #5bbf77;
  --blue: #3f7df0;
  --violet: #7257f2;
  --pink: #d84eca;
  --amber: #c98725;
  --shadow: 0 24px 80px rgba(20, 30, 46, 0.13);
  --shadow-strong: 0 36px 120px rgba(46, 67, 99, 0.2);
  --radius: 8px;
  --max: 1180px;
  --header-h: 68px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(rgba(12, 17, 24, 0.032) 1px, transparent 1px),
    linear-gradient(90deg, rgba(12, 17, 24, 0.032) 1px, transparent 1px),
    linear-gradient(116deg, rgba(216, 78, 202, 0.09) 0%, rgba(255, 255, 255, 0) 30%, rgba(19, 184, 176, 0.08) 66%, rgba(63, 125, 240, 0.1) 100%),
    linear-gradient(180deg, #fbfcff 0%, #f4f9fb 48%, #fbfcff 100%);
  background-size: 48px 48px, 48px 48px, auto, auto;
  font-family: var(--font-sans);
  line-height: 1.56;
  overflow-x: hidden;
  text-rendering: geometricPrecision;
  -webkit-font-smoothing: antialiased;
}

body.menu-open {
  overflow: hidden;
}

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

a {
  color: inherit;
}

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

[data-lang="en"] {
  display: none !important;
}

html[lang="en"] [data-lang="zh"] {
  display: none !important;
}

html[lang="en"] [data-lang="en"] {
  display: revert !important;
}

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 10000;
  transform: translateY(-140%);
  border: 1px solid var(--line);
  background: var(--card-solid);
  color: var(--ink);
  padding: 10px 14px;
  border-radius: var(--radius);
  text-decoration: none;
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 1000;
  height: var(--header-h);
  border-bottom: 1px solid var(--line);
  background: rgba(251, 251, 247, 0.76);
  backdrop-filter: blur(22px);
}

.nav-shell {
  width: min(var(--max), calc(100% - 40px));
  height: 100%;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
}

.brand,
.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  text-decoration: none;
  font-size: 18px;
  font-weight: 800;
}

.brand-mark {
  position: relative;
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(12, 17, 24, 0.1);
  border-radius: 10px;
  background: #ffffff;
  box-shadow: 0 12px 30px rgba(85, 92, 150, 0.18), inset 0 1px 0 rgba(255, 255, 255, 0.82);
  overflow: hidden;
}

.brand-mark::after {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.42), rgba(114, 87, 242, 0.26), rgba(19, 184, 176, 0.24));
  mix-blend-mode: screen;
  pointer-events: none;
}

.brand-mark img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-links a,
.nav-links button,
.mobile-menu a,
.mobile-menu button {
  border: 0;
  background: transparent;
  color: var(--ink-soft);
  font: inherit;
  font-size: 14px;
  text-decoration: none;
}

.nav-links a {
  padding: 10px 12px;
}

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

.icon-button {
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.58);
  color: var(--ink);
  cursor: pointer;
}

.icon-button svg {
  width: 18px;
  height: 18px;
}

.lang-toggle {
  width: auto;
  padding: 0 12px;
}

.nav-links .nav-cta {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid rgba(16, 20, 24, 0.9);
  border-radius: var(--radius);
  background: var(--ink);
  color: #ffffff !important;
  padding: 10px 14px !important;
  font-weight: 730;
}

.nav-links .nav-cta svg {
  width: 16px;
  height: 16px;
}

.menu-toggle {
  display: none;
}

.mobile-menu {
  position: fixed;
  inset: var(--header-h) 0 auto;
  z-index: 999;
  display: none;
  flex-direction: column;
  gap: 0;
  padding: 14px 20px 24px;
  border-bottom: 1px solid var(--line);
  background: rgba(251, 251, 247, 0.96);
  backdrop-filter: blur(18px);
}

.mobile-menu.is-open {
  display: flex;
}

.mobile-menu a,
.mobile-menu button {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 10px;
  border-bottom: 1px solid var(--line);
  padding: 16px 0;
  text-align: left;
  cursor: pointer;
}

.hero-section {
  width: min(var(--max), calc(100% - 40px));
  min-height: auto;
  margin: 0 auto;
  padding: calc(var(--header-h) + 82px) 0 74px;
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(440px, 1.08fr);
  gap: 58px;
  align-items: center;
}

.hero-badge {
  width: max-content;
  max-width: 100%;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 22px;
  border: 1px solid rgba(114, 87, 242, 0.18);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  box-shadow: 0 14px 38px rgba(68, 82, 130, 0.1);
  color: var(--ink-soft);
  padding: 6px 14px 6px 7px;
  font-size: 13px;
  font-weight: 760;
}

.hero-badge img {
  width: 32px;
  height: 32px;
  border-radius: 9px;
  box-shadow: 0 8px 22px rgba(85, 92, 150, 0.18);
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--violet);
  font-size: 13px;
  font-weight: 760;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero-content h1,
.section-heading h2,
.flow-copy h2,
.visual-copy h2,
.demo-copy h2,
.download-inner h2 {
  margin: 0;
  color: var(--ink);
  font-size: 62px;
  line-height: 1.02;
  font-weight: 820;
  letter-spacing: 0;
}

.hero-content h1 {
  max-width: 720px;
  font-size: 78px;
}

.hero-copy,
.section-heading p,
.flow-copy p,
.visual-copy p,
.demo-copy p,
.download-inner p {
  max-width: 670px;
  margin: 24px 0 0;
  color: var(--ink-soft);
  font-size: 18px;
}

.hero-actions,
.download-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  padding: 12px 18px;
  font-size: 15px;
  font-weight: 750;
  text-decoration: none;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button svg {
  width: 18px;
  height: 18px;
}

.button-primary {
  border-color: var(--ink);
  background: var(--ink);
  color: #ffffff;
}

.button-secondary {
  background: rgba(255, 255, 255, 0.68);
  color: var(--ink);
}

.hero-proof {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 30px;
}

.hero-proof > span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.62);
  color: var(--ink-soft);
  padding: 8px 10px;
  font-size: 13px;
  font-weight: 680;
}

.hero-speed {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  max-width: 590px;
  margin-top: 28px;
}

.hero-speed div {
  min-height: 86px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.64);
  box-shadow: 0 12px 34px rgba(33, 48, 58, 0.06);
  padding: 15px;
}

.hero-speed div > span {
  display: block;
  color: var(--ink-muted);
  font-family: var(--font-mono);
  font-size: 12px;
}

.hero-speed strong {
  display: block;
  margin-top: 7px;
  color: var(--ink);
  font-size: 24px;
  line-height: 1.04;
}

.hero-video {
  position: relative;
  margin: 0;
  align-self: center;
  border: 1px solid rgba(12, 17, 24, 0.12);
  border-radius: 24px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(244, 249, 255, 0.84)),
    linear-gradient(135deg, rgba(114, 87, 242, 0.12), rgba(19, 184, 176, 0.08));
  box-shadow: var(--shadow-strong);
  overflow: hidden;
  padding: 12px;
}

.hero-video video {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  border-radius: 16px;
  background: #fbfdff;
  object-fit: contain;
}

.hero-video figcaption {
  display: grid;
  gap: 5px;
  padding: 16px 4px 4px;
}

.hero-video figcaption strong {
  color: var(--ink);
  font-size: 16px;
}

.hero-video figcaption span {
  color: var(--ink-muted);
  font-size: 13px;
}

.metric-strip {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.52);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.metric-strip > div {
  min-height: 116px;
  padding: 24px 28px;
  border-right: 1px solid var(--line);
}

.metric-strip > div:last-child {
  border-right: 0;
}

.metric-strip strong {
  display: block;
  color: var(--ink);
  font-size: 22px;
}

.metric-strip > div > span {
  display: block;
  margin-top: 7px;
  color: var(--ink-muted);
  font-size: 14px;
}

.app-strip {
  display: grid;
  grid-template-columns: minmax(280px, 0.72fr) minmax(0, 1.28fr);
  gap: 36px;
  align-items: center;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.6);
  padding: 42px max(24px, calc((100vw - var(--max)) / 2));
}

.app-strip-copy h2 {
  max-width: 520px;
  margin: 0;
  color: var(--ink);
  font-size: 28px;
  line-height: 1.15;
}

.app-cloud {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
}

.app-cloud > span {
  min-height: 64px;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  border: 1px solid rgba(12, 17, 24, 0.09);
  border-radius: 20px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(248, 250, 255, 0.75));
  color: var(--ink-soft);
  box-shadow: 0 14px 38px rgba(33, 48, 58, 0.08);
  padding: 8px 16px 8px 8px;
  font-size: 14px;
  font-weight: 760;
}

.app-cloud img {
  width: 48px;
  height: 48px;
  box-sizing: border-box;
  flex: 0 0 auto;
  border-radius: 15px;
  object-fit: contain;
  box-shadow: 0 12px 28px rgba(33, 48, 58, 0.12);
}

.app-cloud img[src*="cursor"],
.app-cloud img[src*="docs"],
.app-cloud img[src*="gmail"],
.app-cloud img[src*="notion"],
.app-cloud img[src*="wechat"],
.app-cloud img[src*="whatsapp"] {
  padding: 10px;
  border: 1px solid rgba(12, 17, 24, 0.08);
  background: #ffffff;
}

.section {
  padding: 112px 24px;
  scroll-margin-top: calc(var(--header-h) + 18px);
}

.section-cream {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.42), rgba(238, 247, 246, 0.98)),
    var(--paper-3);
}

.section-white {
  background: rgba(255, 255, 255, 0.82);
}

.section-product {
  background:
    radial-gradient(circle at 18% 18%, rgba(114, 87, 242, 0.08), transparent 30%),
    radial-gradient(circle at 82% 26%, rgba(19, 184, 176, 0.08), transparent 34%),
    linear-gradient(180deg, #f8fbff 0%, #eef7fb 100%);
}

.section-engine {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.86), rgba(244, 248, 251, 0.96));
}

.section-system {
  background:
    linear-gradient(135deg, rgba(63, 125, 240, 0.08), rgba(255, 255, 255, 0) 36%),
    #f8fbff;
}

.section-comparison {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.86), rgba(238, 247, 246, 0.84));
}

.section-faq {
  background: #f8faf6;
}

.section-heading,
.philosophy-layout,
.comparison-grid,
.flow-layout,
.visual-layout,
.feature-grid,
.product-grid,
.intelligence-grid,
.engine-video-grid,
.system-grid,
.demo-layout,
.market-table-wrap,
.pricing-grid,
.plan-table-wrap,
.faq-list,
.download-inner,
.site-footer {
  width: min(var(--max), 100%);
  margin: 0 auto;
}

.section-heading {
  margin-bottom: 46px;
}

.section-heading h2,
.philosophy-statement h2,
.flow-copy h2,
.visual-copy h2,
.demo-copy h2,
.download-inner h2 {
  max-width: 840px;
  font-size: 50px;
}

.philosophy-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(420px, 1.1fr);
  gap: 42px;
  align-items: start;
}

.philosophy-statement h2 {
  margin: 12px 0 0;
}

.philosophy-points {
  display: grid;
  gap: 14px;
}

.philosophy-points article,
.system-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 12px 42px rgba(33, 48, 58, 0.06);
}

.philosophy-points article {
  display: grid;
  grid-template-columns: 44px 1fr;
  column-gap: 16px;
  row-gap: 5px;
  padding: 20px;
}

.philosophy-points svg,
.system-list svg {
  width: 42px;
  height: 42px;
  box-sizing: border-box;
  padding: 10px;
  border-radius: 13px;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.28), rgba(255, 255, 255, 0)),
    linear-gradient(135deg, rgba(19, 184, 176, 0.92), rgba(63, 125, 240, 0.84));
  color: #ffffff;
  box-shadow: 0 14px 34px rgba(19, 184, 176, 0.14);
}

.philosophy-points h3 {
  margin: 0;
  color: var(--ink);
  font-size: 18px;
}

.philosophy-points p {
  grid-column: 2;
  margin: 0;
  color: var(--ink-soft);
  font-size: 15px;
}

.engine-video-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  align-items: stretch;
}

.engine-video-card {
  min-height: 610px;
  display: grid;
  grid-template-rows: minmax(174px, auto) 1fr;
  border: 1px solid rgba(12, 17, 24, 0.12);
  border-radius: 16px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.9), rgba(246, 249, 255, 0.8));
  box-shadow: var(--shadow);
  overflow: hidden;
}

.engine-copy {
  min-height: 174px;
  box-sizing: border-box;
  padding: 26px 26px 20px;
}

.engine-copy > span {
  color: var(--violet);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
}

.engine-copy h3 {
  margin: 12px 0 0;
  color: var(--ink);
  font-size: 25px;
  line-height: 1.16;
}

.engine-copy p {
  max-width: 480px;
  margin: 12px 0 0;
  color: var(--ink-soft);
  font-size: 15px;
}

.engine-video-card img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 0;
  object-fit: contain;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.9), rgba(244, 248, 251, 0.92));
}

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

.core-feature-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.system-panel {
  padding: 28px;
}

.core-feature-card {
  display: grid;
  align-content: start;
  gap: 16px;
}

.feature-kicker {
  width: max-content;
  max-width: 100%;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  border: 1px solid rgba(92, 117, 144, 0.18);
  border-radius: 999px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.8), rgba(246, 250, 255, 0.58));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.9),
    0 16px 34px rgba(51, 67, 89, 0.08);
  color: var(--ink);
  padding: 5px 13px 5px 5px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 760;
}

.feature-kicker svg {
  width: 42px;
  height: 42px;
  box-sizing: border-box;
  padding: 10px;
  border: 1px solid rgba(255, 255, 255, 0.44);
  border-radius: 13px;
  background:
    radial-gradient(circle at 30% 20%, rgba(255, 255, 255, 0.68), rgba(255, 255, 255, 0) 34%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.24), rgba(255, 255, 255, 0)),
    linear-gradient(135deg, rgba(19, 184, 176, 0.94), rgba(63, 125, 240, 0.9));
  color: #ffffff;
  box-shadow:
    0 14px 28px rgba(19, 184, 176, 0.16),
    inset 0 1px 0 rgba(255, 255, 255, 0.45);
  flex: none;
}

.core-feature-card:nth-child(2) .feature-kicker svg {
  background:
    radial-gradient(circle at 30% 20%, rgba(255, 255, 255, 0.68), rgba(255, 255, 255, 0) 34%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.24), rgba(255, 255, 255, 0)),
    linear-gradient(135deg, rgba(63, 125, 240, 0.96), rgba(114, 87, 242, 0.9));
  box-shadow:
    0 14px 28px rgba(91, 99, 232, 0.16),
    inset 0 1px 0 rgba(255, 255, 255, 0.45);
}

.core-feature-card:nth-child(3) .feature-kicker svg {
  background:
    radial-gradient(circle at 30% 20%, rgba(255, 255, 255, 0.68), rgba(255, 255, 255, 0) 34%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.24), rgba(255, 255, 255, 0)),
    linear-gradient(135deg, rgba(114, 87, 242, 0.96), rgba(216, 78, 202, 0.86));
  box-shadow:
    0 14px 28px rgba(164, 89, 224, 0.16),
    inset 0 1px 0 rgba(255, 255, 255, 0.45);
}

.core-feature-card:nth-child(4) .feature-kicker svg {
  background:
    radial-gradient(circle at 30% 20%, rgba(255, 255, 255, 0.68), rgba(255, 255, 255, 0) 34%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.24), rgba(255, 255, 255, 0)),
    linear-gradient(135deg, rgba(91, 191, 119, 0.94), rgba(19, 184, 176, 0.88));
  box-shadow:
    0 14px 28px rgba(19, 184, 176, 0.16),
    inset 0 1px 0 rgba(255, 255, 255, 0.45);
}

.system-panel-head {
  display: grid;
  gap: 14px;
  margin-bottom: 24px;
}

.core-feature-card .system-panel-head {
  margin-bottom: 0;
}

.system-panel h3 {
  margin: 0;
  color: var(--ink);
  font-size: 26px;
  line-height: 1.18;
}

.core-feature-card h3 {
  font-size: 23px;
}

.core-feature-card p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.55;
}

.system-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.system-list.compact {
  grid-template-columns: 1fr;
}

.system-list div {
  display: grid;
  grid-template-columns: 42px 1fr;
  column-gap: 13px;
  row-gap: 4px;
  border: 1px solid rgba(12, 17, 24, 0.08);
  border-radius: 14px;
  background: rgba(248, 251, 255, 0.72);
  padding: 14px;
}

.system-list strong {
  align-self: end;
  color: var(--ink);
  font-size: 15px;
}

.system-list div > span {
  grid-column: 2;
  color: var(--ink-soft);
  font-size: 13px;
  line-height: 1.45;
}

.comparison-grid,
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.intelligence-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 16px;
}

.comparison-card,
.feature-card,
.intelligence-card,
.pricing-card,
.product-card,
.pipeline-row {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--card);
  box-shadow: 0 12px 42px rgba(33, 48, 58, 0.06);
}

.comparison-card,
.feature-card,
.intelligence-card {
  padding: 28px;
}

.intelligence-card {
  min-height: 240px;
  grid-column: span 2;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.9), rgba(246, 249, 255, 0.76));
}

.comparison-index {
  display: inline-flex;
  margin-bottom: 24px;
  color: var(--cyan-dark);
  font-family: var(--font-mono);
  font-size: 13px;
}

.comparison-card h3,
.feature-card h3,
.intelligence-card h3,
.pipeline-row h3,
.pricing-card h3 {
  margin: 0;
  color: var(--ink);
  font-size: 22px;
  line-height: 1.24;
}

.comparison-card p,
.feature-card p,
.intelligence-card p,
.pipeline-row p,
.pricing-card p {
  margin: 12px 0 0;
  color: var(--ink-soft);
  font-size: 15px;
}

.flow-layout,
.visual-layout,
.demo-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(430px, 1.1fr);
  gap: 58px;
  align-items: center;
}

.pipeline {
  display: grid;
  gap: 14px;
}

.pipeline-row {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 18px;
  padding: 22px;
}

.pipeline-index {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(19, 184, 176, 0.24);
  border-radius: var(--radius);
  background: rgba(19, 184, 176, 0.07);
  color: var(--cyan-dark);
  font-family: var(--font-mono);
  font-size: 13px;
}

.phone-shot,
.product-poster {
  max-width: 460px;
  margin: 0 auto;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--card-solid);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.phone-shot {
  aspect-ratio: 9 / 19.5;
}

.product-poster {
  aspect-ratio: 2 / 3;
  background: #050914;
  box-shadow: var(--shadow-strong);
}

.phone-shot img,
.product-poster img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center center;
  background: #070813;
}

.mini-feature-list {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 28px;
}

.feature-card > svg {
  width: 44px;
  height: 44px;
  box-sizing: border-box;
  padding: 10px;
  border: 1px solid rgba(19, 184, 176, 0.22);
  border-radius: 13px;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.24), rgba(255, 255, 255, 0)),
    linear-gradient(135deg, rgba(19, 184, 176, 0.92), rgba(63, 125, 240, 0.88));
  box-shadow: 0 14px 34px rgba(19, 184, 176, 0.16);
  margin-bottom: 24px;
  color: #ffffff;
}

.intelligence-card > svg {
  width: 44px;
  height: 44px;
  box-sizing: border-box;
  padding: 10px;
  border: 1px solid rgba(114, 87, 242, 0.22);
  border-radius: 13px;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.28), rgba(255, 255, 255, 0)),
    linear-gradient(135deg, rgba(114, 87, 242, 0.95), rgba(216, 78, 202, 0.82));
  box-shadow: 0 14px 34px rgba(114, 87, 242, 0.14);
  margin-bottom: 24px;
  color: #ffffff;
}

.intelligence-card:nth-child(3n + 2) > svg {
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.28), rgba(255, 255, 255, 0)),
    linear-gradient(135deg, rgba(19, 184, 176, 0.92), rgba(63, 125, 240, 0.86));
}

.intelligence-card:nth-child(3n) > svg {
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.28), rgba(255, 255, 255, 0)),
    linear-gradient(135deg, rgba(201, 135, 37, 0.92), rgba(216, 78, 202, 0.78));
}

.feature-card:nth-child(3n + 2) > svg {
  border-color: rgba(114, 87, 242, 0.22);
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.24), rgba(255, 255, 255, 0)),
    linear-gradient(135deg, rgba(114, 87, 242, 0.94), rgba(216, 78, 202, 0.82));
  box-shadow: 0 14px 34px rgba(114, 87, 242, 0.15);
}

.feature-card:nth-child(3n) > svg {
  border-color: rgba(91, 191, 119, 0.22);
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.24), rgba(255, 255, 255, 0)),
    linear-gradient(135deg, rgba(91, 191, 119, 0.9), rgba(19, 184, 176, 0.82));
  box-shadow: 0 14px 34px rgba(91, 191, 119, 0.14);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.product-card {
  margin: 0;
  overflow: hidden;
}

.product-art {
  container-type: inline-size;
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(238, 247, 252, 0.96));
}

.product-art::before {
  content: "";
  position: absolute;
  z-index: 1;
  inset: 0 0 auto;
  height: clamp(84px, 20cqw, 132px);
  background:
    linear-gradient(180deg, rgba(249, 253, 255, 1) 0%, rgba(249, 253, 255, 1) 72%, rgba(249, 253, 255, 0) 100%),
    linear-gradient(90deg, rgba(92, 117, 144, 0.08) 1px, transparent 1px),
    linear-gradient(180deg, rgba(92, 117, 144, 0.08) 1px, transparent 1px);
  background-size: auto, 96px 96px, 96px 96px;
  pointer-events: none;
}

.product-art-title {
  position: absolute;
  z-index: 2;
  top: clamp(18px, 5cqw, 34px);
  left: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transform: translateX(-50%);
  max-width: calc(100% - 28px);
  border: 1px solid rgba(92, 117, 144, 0.16);
  border-radius: 999px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.88), rgba(246, 251, 255, 0.68));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.92),
    0 16px 34px rgba(51, 67, 89, 0.08);
  color: var(--ink);
  padding: clamp(7px, 2.4cqw, 10px) clamp(12px, 4.6cqw, 18px);
  font-size: clamp(15px, 5.5cqw, 24px);
  font-weight: 800;
  line-height: 1;
  letter-spacing: 0;
  pointer-events: none;
  white-space: nowrap;
}

.product-art > img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 853 / 1280;
}

.product-card figcaption {
  display: grid;
  gap: 6px;
  border-top: 1px solid var(--line);
  padding: 18px;
}

.product-card figcaption strong {
  color: var(--ink);
}

.product-card figcaption span {
  color: var(--ink-muted);
  font-size: 14px;
}

.demo-layout {
  grid-template-columns: minmax(0, 0.88fr) minmax(430px, 1.12fr);
}

.media-stack {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 210px;
  gap: 14px;
  align-items: end;
}

.video-frame {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--card-solid);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.video-frame video {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: contain;
  background: #070813;
}

.video-frame-secondary video {
  aspect-ratio: 4 / 5;
}

.video-frame figcaption {
  display: grid;
  gap: 5px;
  border-top: 1px solid var(--line);
  padding: 14px;
}

.video-frame figcaption strong {
  color: var(--ink);
  font-size: 14px;
}

.video-frame figcaption span {
  color: var(--ink-muted);
  font-size: 12px;
}

.market-table-wrap,
.plan-table-wrap {
  position: relative;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 14px 48px rgba(33, 48, 58, 0.07);
}

.market-table,
.plan-table {
  width: 100%;
  min-width: 920px;
  border-collapse: collapse;
  color: var(--ink-soft);
  font-size: 14px;
}

.market-table th,
.market-table td,
.plan-table th,
.plan-table td {
  border-bottom: 1px solid var(--line);
  padding: 17px 18px;
  text-align: center;
  vertical-align: middle;
}

.market-table th:first-child,
.market-table td:first-child,
.plan-table th:first-child,
.plan-table td:first-child {
  text-align: left;
  color: var(--ink);
  font-weight: 720;
}

.market-table th:first-child,
.market-table td:first-child {
  width: 150px;
  min-width: 150px;
}

.market-table .echo-col {
  width: 220px;
  min-width: 220px;
}

.market-table th,
.plan-table th {
  color: var(--ink-muted);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
}

.market-table tr:last-child td,
.plan-table tr:last-child td {
  border-bottom: 0;
}

.market-table .echo-col {
  background:
    linear-gradient(180deg, rgba(19, 184, 176, 0.14), rgba(19, 184, 176, 0.06));
  color: var(--cyan-dark);
  font-weight: 760;
}

.market-table th.echo-col {
  color: var(--cyan-dark);
}

.market-table td > strong {
  display: block;
  margin: 4px 0 6px;
  color: var(--ink);
  font-size: 15px;
  line-height: 1.25;
}

.market-score {
  display: block;
  color: rgba(201, 135, 37, 0.92);
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.04em;
  line-height: 1;
  white-space: nowrap;
}

.market-table .echo-col .market-score {
  color: #d39226;
  font-size: 16px;
  text-shadow: 0 8px 20px rgba(201, 135, 37, 0.18);
}

.market-table th:first-child,
.market-table td:first-child {
  position: sticky;
  left: 0;
  z-index: 3;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 10px 0 24px rgba(33, 48, 58, 0.06);
}

.market-table th:first-child {
  z-index: 5;
}

.source-note {
  width: min(var(--max), 100%);
  margin: 18px auto 0;
  color: var(--ink-muted);
  font-size: 12px;
}

.source-note a {
  color: var(--cyan-dark);
  text-decoration: none;
}

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

.plan-table-wrap {
  max-width: 960px;
  margin: 22px auto 0;
}

.plan-table td:nth-child(2),
.plan-table td:nth-child(3) {
  color: var(--cyan-dark);
  font-weight: 720;
}

.plan-table td:nth-child(2),
.plan-table td:nth-child(3) {
  white-space: nowrap;
}

.faq-list {
  max-width: 860px;
  display: grid;
  gap: 12px;
}

.faq-list details {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 12px 40px rgba(33, 48, 58, 0.05);
  overflow: hidden;
}

.faq-list summary {
  min-height: 66px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 0 22px;
  color: var(--ink);
  font-weight: 780;
  cursor: pointer;
  list-style: none;
}

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

.faq-list summary::after {
  content: "+";
  width: 26px;
  height: 26px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--cyan-dark);
  font-family: var(--font-mono);
  flex: 0 0 auto;
}

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

.faq-list p {
  margin: 0;
  border-top: 1px solid var(--line);
  padding: 18px 22px 22px;
  color: var(--ink-soft);
  font-size: 15px;
}

.billing-toggle {
  width: max-content;
  max-width: 100%;
  margin: 0 auto 28px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.78);
  overflow: hidden;
}

.billing-toggle button {
  min-height: 44px;
  border: 0;
  border-right: 1px solid var(--line);
  background: transparent;
  color: var(--ink-soft);
  padding: 0 18px;
  font: inherit;
  font-size: 14px;
  font-weight: 740;
  cursor: pointer;
}

.billing-toggle button:last-child {
  border-right: 0;
}

.billing-toggle .is-active {
  background: var(--ink);
  color: #ffffff;
}

.pricing-grid {
  max-width: 900px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.pricing-card {
  min-height: 510px;
  display: flex;
  flex-direction: column;
  position: relative;
  padding: 28px;
}

.pricing-card-pro {
  border-color: rgba(19, 184, 176, 0.34);
  background: linear-gradient(180deg, rgba(19, 184, 176, 0.11), rgba(255, 255, 255, 0.82));
}

.pro-label {
  position: absolute;
  top: 22px;
  right: 22px;
  color: var(--cyan-dark);
  font-family: var(--font-mono);
  font-size: 12px;
}

.price-line {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-top: 18px;
}

.price-line span {
  color: var(--ink-muted);
  font-size: 18px;
}

.price-line strong {
  color: var(--ink);
  font-size: 58px;
  line-height: 1;
}

.pricing-card ul {
  list-style: none;
  padding: 0;
  margin: 30px 0;
  display: grid;
  gap: 13px;
}

.pricing-card li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: var(--ink-soft);
  font-size: 14px;
}

.pricing-card li svg {
  width: 17px;
  height: 17px;
  flex: 0 0 auto;
  margin-top: 2px;
  color: var(--green);
}

.pricing-card .button {
  margin-top: auto;
}

.download-band {
  padding: 118px 24px;
  border-top: 1px solid var(--line);
  background:
    linear-gradient(135deg, rgba(114, 87, 242, 0.1), rgba(19, 184, 176, 0.12)),
    linear-gradient(180deg, #f8fbff, #eef7f3);
}

.download-inner {
  max-width: 920px;
}

.download-inner h2 {
  max-width: 780px;
}

.download-note {
  max-width: 540px;
  margin: 18px 0 0;
  color: var(--ink-muted);
  font-size: 14px;
}

.site-footer {
  padding: 34px 24px 46px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 22px;
  align-items: center;
  border-top: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.72);
  color: var(--ink-muted);
}

.footer-links {
  justify-self: center;
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

.footer-links a {
  color: var(--ink-soft);
  font-size: 14px;
  text-decoration: none;
}

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

.site-footer p {
  margin: 0;
  font-size: 13px;
}

.reveal {
  opacity: 1;
  transform: none;
  transition: opacity 520ms ease, transform 520ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

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

  .button,
  .reveal {
    transition: none;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 1020px) {
  .nav-links {
    display: none;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .hero-section,
  .philosophy-layout,
  .flow-layout,
  .visual-layout,
  .demo-layout {
    grid-template-columns: 1fr;
  }

  .hero-section {
    min-height: auto;
    padding-bottom: 72px;
  }

  .hero-video {
    max-width: 640px;
  }

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

  .app-strip {
    grid-template-columns: 1fr;
  }

  .app-cloud {
    justify-content: flex-start;
  }

  .metric-strip > div:nth-child(2n) {
    border-right: 0;
  }

  .comparison-grid,
  .feature-grid,
  .product-grid,
  .intelligence-grid,
  .engine-video-grid,
  .system-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .intelligence-card {
    grid-column: span 1;
  }

  .site-footer {
    grid-template-columns: 1fr;
    justify-items: start;
  }

  .footer-links {
    justify-self: start;
  }
}

@media (max-width: 720px) {
  :root {
    --header-h: 60px;
  }

  .nav-shell,
  .hero-section {
    width: calc(100% - 28px);
  }

  .hero-section {
    padding-top: calc(var(--header-h) + 54px);
  }

  .hero-content h1 {
    font-size: 48px;
  }

  .section-heading h2,
  .philosophy-statement h2,
  .flow-copy h2,
  .visual-copy h2,
  .demo-copy h2,
  .download-inner h2 {
    font-size: 34px;
  }

  .hero-copy,
  .section-heading p,
  .flow-copy p,
  .visual-copy p,
  .demo-copy p,
  .download-inner p {
    font-size: 16px;
  }

  .hero-video {
    padding: 10px;
    border-radius: 16px;
  }

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

  .metric-strip,
  .comparison-grid,
  .feature-grid,
  .product-grid,
  .intelligence-grid,
  .engine-video-grid,
  .system-grid,
  .pricing-grid {
    grid-template-columns: 1fr;
  }

  .philosophy-layout {
    gap: 26px;
  }

  .philosophy-points article {
    grid-template-columns: 1fr;
  }

  .philosophy-points p {
    grid-column: 1;
  }

  .engine-video-card {
    min-height: auto;
    grid-template-rows: auto auto;
  }

  .engine-copy {
    min-height: auto;
  }

  .engine-video-card img {
    height: auto;
    object-fit: contain;
  }

  .system-list {
    grid-template-columns: 1fr;
  }

  .app-strip {
    padding: 34px 18px;
  }

  .app-strip-copy h2 {
    font-size: 24px;
  }

  .metric-strip > div {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .metric-strip > div:last-child {
    border-bottom: 0;
  }

  .section {
    padding: 78px 18px;
  }

  .pipeline-row {
    grid-template-columns: 1fr;
  }

  .phone-shot,
  .product-poster {
    max-width: 360px;
  }

  .billing-toggle {
    width: 100%;
  }

  .billing-toggle button {
    padding: 0 10px;
  }

  .pricing-card {
    min-height: auto;
  }

  .download-band {
    padding: 82px 18px;
  }
}

@media (max-width: 430px) {
  .hero-actions,
  .download-actions {
    width: 100%;
  }

  .button {
    width: 100%;
  }

  .comparison-card,
  .feature-card,
  .intelligence-card,
  .system-panel,
  .pricing-card {
    padding: 22px;
  }

  .system-list div {
    grid-template-columns: 1fr;
  }

  .system-list div > span {
    grid-column: 1;
  }
}