:root {
  --ink: #11141a;
  --panel: #171c24;
  --panel2: #202630;
  --text: #f7f7f4;
  --muted: #9ca5b2;
  --line: #303844;
  --amber: #ffbd22;
  --amber2: #ffab17;
  --paper: #f3f1eb;
  --white: #fff;
  --darktext: #17191e;
  --soft: #667085;
  --radius: 22px;
  --site-header-offset: 86px;
  --feature-scroll-offset: 145px;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  color: var(--text);
  background: var(--ink);
  font-family:
    "Microsoft YaHei UI",
    "PingFang SC",
    "Noto Sans CJK SC",
    ui-sans-serif,
    system-ui,
    -apple-system,
    sans-serif;
  line-height: 1.7;
  letter-spacing: 0.005em;
}
a {
  color: inherit;
}
button,
input,
textarea {
  font: inherit;
}
.wrap {
  width: min(1160px, calc(100% - 48px));
  margin: auto;
}
.site-header {
  position: sticky;
  z-index: 80;
  top: 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(17, 20, 26, 0.92);
  backdrop-filter: blur(18px);
}
.nav {
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 11px;
  text-decoration: none;
}
.brand img {
  width: 37px;
  height: 37px;
}
.brand b,
.brand small {
  display: block;
}
.brand small {
  color: #828c99;
  font-size: 9px;
  letter-spacing: 0.12em;
}
.desktop-nav {
  display: flex;
  gap: 28px;
}
.desktop-nav a,
.text-link {
  color: #abb3bf;
  text-decoration: none;
  font-size: 14px;
}
.desktop-nav a:hover,
.text-link:hover {
  color: #fff;
}
.nav-actions {
  display: flex;
  align-items: center;
  gap: 18px;
}
.button {
  display: inline-flex;
  min-height: 48px;
  padding: 0 20px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--amber);
  border-radius: 11px;
  color: #17191e;
  background: linear-gradient(135deg, var(--amber), var(--amber2));
  box-shadow: 0 12px 30px rgba(255, 183, 28, 0.13);
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
  transition:
    transform 0.2s,
    border-color 0.2s;
}
.button:hover {
  transform: translateY(-2px);
}
.button.secondary {
  color: #fff;
  border-color: #434b57;
  background: transparent;
  box-shadow: none;
}
.button.compact {
  min-height: 40px;
  padding: 0 14px;
}
.mobile-section-nav {
  display: none;
}
.hero {
  position: relative;
  overflow: hidden;
  padding: 104px 0 90px;
  background:
    radial-gradient(
      circle at 75% 25%,
      rgba(255, 183, 23, 0.16),
      transparent 27%
    ),
    linear-gradient(180deg, #11141a, #0f1217);
}
.hero:after {
  position: absolute;
  content: "";
  inset: auto -10% 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, #4b4125, transparent);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: 62px;
  align-items: center;
}
.eyebrow {
  margin: 0;
  color: var(--amber);
  font-size: 12px;
  font-weight: 850;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.eyebrow.dark {
  color: #9b6700;
}
.hero h1 {
  margin: 20px 0 24px;
  font-size: clamp(52px, 5.2vw, 70px);
  line-height: 1.08;
  letter-spacing: -0.055em;
}
.hero h1 em {
  color: var(--amber);
  font-style: normal;
}
.lead {
  max-width: 630px;
  margin: 0;
  color: #b4bcc7;
  font-size: 18px;
  line-height: 1.9;
}
.hero-actions {
  display: flex;
  gap: 12px;
  margin-top: 32px;
}
.microcopy {
  margin: 21px 0 0;
  color: #788390;
  font-size: 12px;
}
.product-frame {
  overflow: hidden;
  margin: 0;
  border: 1px solid #343d49;
  border-radius: 26px;
  background: #141921;
  box-shadow: 0 40px 90px rgba(0, 0, 0, 0.42);
  transform: perspective(1100px) rotateY(-3deg);
}
.frame-bar {
  height: 48px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding: 0 17px;
  border-bottom: 1px solid #2b323d;
  color: #a7b0bd;
  font-size: 11px;
}
.frame-bar > span {
  display: flex;
  gap: 6px;
}
.frame-bar i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #454d59;
}
.frame-bar small {
  text-align: right;
  color: #7d8793;
}
.product-frame img {
  display: block;
  width: 100%;
  height: auto;
}
.product-frame figcaption {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  padding: 13px 16px;
  color: #9099a6;
  font-size: 11px;
}
.product-frame figcaption span {
  text-align: center;
  border-right: 1px solid #303844;
}
.product-frame figcaption span:last-child {
  border: 0;
}
.trust-strip {
  border-bottom: 1px solid #2a3039;
  background: #151920;
}
.trust-items {
  min-height: 64px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  align-items: center;
  color: #99a2ae;
  font-size: 13px;
}
.trust-items span {
  text-align: center;
  border-right: 1px solid #333a44;
}
.trust-items span:last-child {
  border: 0;
}
.section {
  padding: 104px 0;
}
.section-heading {
  max-width: 720px;
  margin-bottom: 48px;
}
.section-heading h2,
.case-grid h2,
.founder-copy h2,
.teaser-grid h2,
.contact-copy h2,
.price-hero h1 {
  margin: 10px 0 18px;
  font-size: clamp(38px, 4vw, 54px);
  line-height: 1.15;
  letter-spacing: -0.045em;
  text-wrap: balance;
}
.section-heading > p:last-child,
.case-grid > div > p:last-child,
.teaser-grid > div > p:last-child,
.contact-copy > p,
.price-hero .lead {
  color: var(--muted);
  font-size: 17px;
}
.light {
  color: var(--darktext);
  background: var(--paper);
}
.light .section-heading > p:last-child {
  color: var(--soft);
}
.value-layout {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 16px;
}
.value-layout article {
  padding: 30px;
  border: 1px solid #d9d7d0;
  border-radius: var(--radius);
  background: #fff;
}
.value-layout span,
.scene-index {
  color: #956400;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
}
.value-layout h3 {
  margin: 42px 0 12px;
  font-size: 26px;
  line-height: 1.28;
}
.value-layout p {
  margin: 0;
  color: var(--soft);
}
.value-lead {
  min-height: 380px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  background: linear-gradient(145deg, #fff, #eee9dc) !important;
}
.value-lead span {
  margin-bottom: auto;
}
.value-lead h3 {
  max-width: 580px;
  font-size: 36px;
}
.value-stack {
  display: grid;
  gap: 16px;
}
.value-stack article {
  min-height: 182px;
}
.value-stack h3 {
  margin: 25px 0 7px;
  font-size: 22px;
}
.workflow-grid {
  display: grid;
  grid-template-columns: 0.78fr 1.22fr;
  gap: 80px;
  align-items: start;
}
.sticky-copy {
  position: sticky;
  top: 104px;
}
.workflow-list {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}
.workflow-list li {
  display: grid;
  grid-template-columns: 58px 1fr;
  gap: 20px;
  padding: 27px 0;
  border-top: 1px solid var(--line);
}
.workflow-list li:last-child {
  border-bottom: 1px solid var(--line);
}
.workflow-list b {
  color: var(--amber);
  font-size: 12px;
}
.workflow-list h3 {
  margin: -5px 0 5px;
  font-size: 23px;
}
.workflow-list p {
  margin: 0;
  color: var(--muted);
}
.product-heading {
  max-width: 800px;
}
.scene-grid {
  display: grid;
  grid-template-columns: 1.12fr 0.94fr 0.94fr;
  gap: 15px;
}
.scene-card {
  min-height: 355px;
  padding: 28px;
  border: 1px solid #d9d7d0;
  border-radius: var(--radius);
  background: #fff;
}
.scene-card.featured {
  background: #1a1f27;
  color: #fff;
  border-color: #1a1f27;
}
.scene-card h3 {
  margin: 54px 0 10px;
  font-size: 27px;
}
.scene-card p {
  color: var(--soft);
}
.scene-card.featured p {
  color: #aeb6c1;
}
.scene-card ul {
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
  color: #707985;
  font-size: 13px;
}
.scene-card li {
  padding: 8px 0;
  border-top: 1px solid #e4e2dc;
}
.scene-card.featured li {
  border-color: #343c47;
  color: #aeb6c1;
}
.center-action {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  margin-top: 30px;
}
.dark-button {
  color: #fff;
  border-color: #1c2129;
  background: #1c2129;
  box-shadow: none;
}
.center-action span {
  color: #747d87;
  font-size: 12px;
}
.case-section {
  background:
    radial-gradient(
      circle at 78% 50%,
      rgba(255, 183, 23, 0.13),
      transparent 28%
    ),
    #101318;
}
.case-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 70px;
  align-items: center;
}
.case-facts {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
.case-facts article {
  min-height: 150px;
  padding: 26px;
  border: 1px solid #303844;
  border-radius: 20px;
  background: #181d25;
}
.case-facts article:first-child {
  grid-column: 1/-1;
}
.case-facts strong {
  display: block;
  color: var(--amber);
  font-size: 36px;
}
.case-facts span {
  color: #aab2be;
}
.founder-section {
  background: #0d1015;
}
.founder-card {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  border: 1px solid #303844;
  border-radius: 28px;
  background: #171c24;
  overflow: hidden;
}
.founder-visual {
  position: relative;
  min-height: 510px;
  background: #10141a;
}
.founder-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}
.founder-visual span {
  position: absolute;
  left: 20px;
  bottom: 20px;
  padding: 7px 11px;
  border: 1px solid #3a424e;
  border-radius: 8px;
  background: rgba(13, 16, 21, 0.84);
  font-size: 12px;
}
.founder-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 55px;
}
.founder-copy > p {
  color: #aeb6c1;
}
.founder-copy blockquote {
  margin: 25px 0 0;
  padding: 16px 19px;
  border: 1px solid #ffffff1a;
  border-radius: 12px;
  color: #d4d8de;
  background: #11161d;
}
.security-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 75px;
}
.security-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
.security-list article {
  padding: 25px;
  border: 1px solid #d9d7d0;
  border-radius: 18px;
  background: #fff;
}
.security-list b {
  color: #8c5d00;
}
.security-list p {
  margin: 12px 0 0;
  color: var(--soft);
}
.pricing-teaser {
  background: linear-gradient(135deg, #171c24, #111419);
}
.teaser-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 75px;
  align-items: center;
}
.teaser-action {
  padding: 28px;
  border: 1px solid #343d48;
  border-radius: 22px;
  background: #11161d;
}
.teaser-action p {
  margin: 0 0 20px;
  color: #d1d6dd;
}
.teaser-action .button {
  width: 100%;
}
.teaser-action small {
  display: block;
  margin-top: 15px;
  color: #7f8996;
  text-align: center;
}
.contact-section {
  background:
    radial-gradient(
      circle at 15% 35%,
      rgba(255, 183, 23, 0.12),
      transparent 25%
    ),
    #0e1116;
}
.contact-grid {
  display: grid;
  grid-template-columns: 0.88fr 1.12fr;
  gap: 55px;
}
.qr-row {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 27px;
}
.qr-row img {
  width: 112px;
  height: 112px;
  padding: 6px;
  border-radius: 14px;
  background: #fff;
}
.qr-row b,
.qr-row small {
  display: block;
}
.qr-row b {
  color: var(--amber);
}
.qr-row small {
  color: #8f99a6;
}
.contact-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  padding: 28px;
  border: 1px solid #303844;
  border-radius: 23px;
  background: #171c24;
}
.contact-form label {
  display: grid;
  gap: 7px;
  color: #c5cbd4;
  font-size: 13px;
}
.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 12px;
  border: 1px solid #3a424e;
  border-radius: 10px;
  color: #fff;
  background: #10141a;
  outline: none;
}
.contact-form textarea {
  min-height: 95px;
  resize: vertical;
}
.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--amber);
  box-shadow: 0 0 0 3px rgba(255, 189, 34, 0.12);
}
.wide {
  grid-column: 1/-1;
}
.consent {
  display: grid !important;
  grid-template-columns: 18px 1fr !important;
}
.consent input {
  width: 16px;
  height: 16px;
  margin-top: 4px;
}
.form-status {
  min-height: 20px;
  margin: 0;
  color: #aeb6c1;
}
footer {
  padding: 30px 0 95px;
  border-top: 1px solid #292f38;
  color: #7f8996;
  font-size: 12px;
}
.footer-row {
  display: flex;
  justify-content: space-between;
}
.mobile-cta {
  display: none;
}
.anchor-section {
  scroll-margin-top: var(--site-header-offset);
}
/* Pricing */
.price-hero {
  padding: 90px 0 68px;
}
.price-hero h1 {
  max-width: 820px;
}
.price-hero .lead {
  max-width: 780px;
}
.plan-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 13px;
}
.plan-card {
  display: flex;
  min-width: 0;
  flex-direction: column;
  padding: 25px;
  border: 1px solid #333b46;
  border-radius: 20px;
  background: #171c24;
}
.plan-card h3 {
  margin: 8px 0 2px;
  font-size: 25px;
}
.plan-fit {
  min-height: 47px;
  color: #929ca9;
  font-size: 12px;
}
.setup-price {
  margin: 22px 0 4px;
}
.setup-price strong {
  color: var(--amber);
  font-size: 31px;
}
.renewal {
  margin: 0 0 20px;
  color: #b9c0c9;
}
.renewal b {
  color: #fff;
}
.plan-card ul {
  flex: 1;
  margin: 0 0 22px;
  padding: 0;
  list-style: none;
  color: #aab2bd;
  font-size: 13px;
}
.plan-card li {
  padding: 8px 0;
  border-top: 1px solid #303844;
}
.plan-card .button {
  width: 100%;
}
.billing-note {
  margin-top: 18px;
  color: #818b98;
  font-size: 12px;
}
.fit-grid,
.billing-grid,
.faq-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}
.fit-grid article,
.billing-grid article {
  padding: 26px;
  border: 1px solid #d9d7d0;
  border-radius: 18px;
  background: #fff;
}
.fit-grid h3,
.billing-grid h3 {
  margin: 0 0 8px;
}
.fit-grid p,
.billing-grid p {
  margin: 0;
  color: var(--soft);
}
.compare-table {
  width: 100%;
  border-collapse: collapse;
  border: 1px solid #d9d7d0;
  background: #fff;
}
.compare-table th,
.compare-table td {
  padding: 15px;
  border-bottom: 1px solid #e2e0da;
  text-align: left;
}
.compare-table th {
  background: #e9e6de;
}
.mobile-comparison {
  display: none;
}
.calculator-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}
.calc-card {
  padding: 28px;
  border: 1px solid #d9d7d0;
  border-radius: 22px;
  background: #fff;
}
.calc-card label {
  display: grid;
  gap: 7px;
  margin-bottom: 17px;
  font-weight: 700;
}
.calc-card input,
.calc-card select {
  padding: 11px;
  border: 1px solid #cac8c1;
  border-radius: 10px;
  background: #fff;
}
.calc-result {
  padding: 25px;
  border-radius: 17px;
  color: #fff;
  background: #161b22;
}
.calc-result strong {
  display: block;
  color: var(--amber);
  font-size: 34px;
}
.faq-grid details {
  padding: 20px;
  border: 1px solid #d9d7d0;
  border-radius: 15px;
  background: #fff;
}
.faq-grid summary {
  font-weight: 800;
  cursor: pointer;
}
.faq-grid p {
  color: var(--soft);
}
@media (max-width: 980px) {
  .desktop-nav {
    display: none;
  }
  .hero-grid,
  .workflow-grid,
  .case-grid,
  .security-grid,
  .teaser-grid,
  .contact-grid,
  .founder-card,
  .calculator-grid {
    grid-template-columns: 1fr;
  }
  .hero-grid {
    gap: 48px;
  }
  .product-frame {
    max-width: 720px;
    transform: none;
  }
  .sticky-copy {
    position: static;
  }
  .scene-grid {
    grid-template-columns: 1fr 1fr;
  }
  .scene-card.featured {
    grid-column: 1/-1;
  }
  .plan-grid {
    grid-template-columns: 1fr 1fr;
  }
  .founder-visual {
    min-height: 430px;
  }
  .founder-copy {
    padding: 40px;
  }
  .case-grid,
  .security-grid {
    gap: 35px;
  }
}
@media (max-width: 760px) {
  body {
    padding-bottom: 75px;
  }
  .wrap {
    width: min(100% - 32px, 1160px);
  }
  .site-header {
    border-bottom: 0;
  }
  .nav {
    height: 62px;
  }
  .brand img {
    width: 34px;
    height: 34px;
  }
  .brand small,
  .text-link {
    display: none;
  }
  .button.compact {
    min-height: 37px;
    padding: 0 11px;
    font-size: 12px;
  }
  .mobile-section-nav {
    display: block;
    border-top: 1px solid rgba(255, 255, 255, 0.07);
    border-bottom: 1px solid rgba(255, 255, 255, 0.09);
    background: #151920;
  }
  .mobile-section-track {
    display: flex;
    gap: 7px;
    overflow-x: auto;
    padding: 8px 16px;
    scrollbar-width: none;
  }
  .mobile-section-track::-webkit-scrollbar {
    display: none;
  }
  .mobile-section-track a {
    flex: 0 0 auto;
    padding: 6px 11px;
    border: 1px solid #343c47;
    border-radius: 8px;
    color: #9fa8b4;
    text-decoration: none;
    font-size: 12px;
    white-space: nowrap;
  }
  .mobile-section-track a[aria-current="true"] {
    color: #17191e;
    border-color: var(--amber);
    background: var(--amber);
    font-weight: 800;
  }
  .anchor-section {
    scroll-margin-top: 112px;
  }
  .hero {
    padding: 58px 0 62px;
  }
  .hero-grid {
    gap: 38px;
  }
  .hero h1 {
    font-size: 42px;
  }
  .lead {
    font-size: 16px;
  }
  .hero-actions {
    display: grid;
  }
  .microcopy {
    line-height: 1.7;
  }
  .product-frame {
    border-radius: 18px;
  }
  .product-frame img {
    aspect-ratio: 1.4;
  }
  .frame-bar {
    height: 43px;
  }
  .trust-items {
    grid-template-columns: 1fr;
    gap: 0;
    padding: 11px 0;
  }
  .trust-items span {
    padding: 7px;
    border: 0;
  }
  .section {
    padding: 72px 0;
  }
  .section-heading {
    margin-bottom: 32px;
  }
  .section-heading h2,
  .case-grid h2,
  .founder-copy h2,
  .teaser-grid h2,
  .contact-copy h2,
  .price-hero h1 {
    font-size: 34px;
    line-height: 1.2;
  }
  .section-heading > p:last-child,
  .case-grid > div > p:last-child,
  .teaser-grid > div > p:last-child,
  .contact-copy > p {
    font-size: 15px;
  }
  .value-layout,
  .scene-grid,
  .security-list,
  .case-facts,
  .fit-grid,
  .billing-grid,
  .faq-grid {
    grid-template-columns: 1fr;
  }
  .value-lead {
    min-height: 300px;
  }
  .value-lead h3 {
    font-size: 29px;
  }
  .workflow-grid {
    gap: 10px;
  }
  .workflow-list li {
    grid-template-columns: 42px 1fr;
  }
  .scene-card.featured {
    grid-column: auto;
  }
  .scene-card {
    min-height: auto;
  }
  .scene-card h3 {
    margin-top: 35px;
  }
  .center-action {
    display: grid;
    text-align: center;
  }
  .case-facts article:first-child {
    grid-column: auto;
  }
  .founder-visual {
    min-height: 350px;
  }
  .founder-copy {
    padding: 29px 23px;
  }
  .security-grid,
  .teaser-grid,
  .contact-grid {
    gap: 28px;
  }
  .contact-form {
    grid-template-columns: 1fr;
    padding: 22px;
  }
  .wide {
    grid-column: auto;
  }
  .footer-row {
    display: grid;
    gap: 8px;
  }
  .mobile-cta {
    position: fixed;
    z-index: 75;
    left: 9px;
    right: 9px;
    bottom: 9px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 7px;
    padding: 7px;
    border: 1px solid #343c47;
    border-radius: 14px;
    background: rgba(17, 20, 26, 0.95);
    backdrop-filter: blur(15px);
  }
  .mobile-cta .button {
    min-height: 43px;
    padding: 0 8px;
    font-size: 12px;
  }
  .price-hero {
    padding: 55px 0 48px;
  }
  .plan-grid {
    grid-template-columns: 1fr;
  }
  .plan-fit {
    min-height: auto;
  }
  .compare-table {
    display: none;
  }
  .mobile-comparison {
    display: grid;
    gap: 9px;
  }
  .mobile-comparison details {
    padding: 17px;
    border: 1px solid #d9d7d0;
    border-radius: 14px;
    background: #fff;
  }
  .mobile-comparison summary {
    font-weight: 800;
  }
  .mobile-comparison dl {
    display: grid;
    grid-template-columns: 1fr 1fr;
    margin: 14px 0 0;
  }
  .mobile-comparison dt,
  .mobile-comparison dd {
    margin: 0;
    padding: 8px 0;
    border-top: 1px solid #e3e1db;
  }
  .mobile-comparison dd {
    text-align: right;
  }
  .calculator-grid {
    gap: 20px;
  }
}
@media (max-width: 360px) {
  .wrap {
    width: min(100% - 24px, 1160px);
  }
  .hero h1 {
    font-size: 37px;
  }
  .brand b {
    font-size: 15px;
  }
  .nav-actions .button {
    font-size: 11px;
  }
  .section-heading h2,
  .case-grid h2,
  .founder-copy h2,
  .teaser-grid h2,
  .contact-copy h2,
  .price-hero h1 {
    font-size: 31px;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  .button {
    transition: none;
  }
}
:root {
  --soft: #596273;
}
.eyebrow.dark {
  color: #805600;
}
.hero h1 {
  letter-spacing: -0.04em;
}
.section-heading h2,
.case-grid h2,
.founder-copy h2,
.teaser-grid h2,
.contact-copy h2,
.price-hero h1 {
  letter-spacing: -0.04em;
}
.plan-card h2 {
  margin: 8px 0 2px;
  font-size: 25px;
}
.button:focus-visible,
a:focus-visible,
summary:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 3px solid #ffe08a;
  outline-offset: 3px;
}
@media (max-width: 760px) {
  .button.compact {
    min-height: 44px;
  }
  .mobile-section-track a {
    display: inline-flex;
    min-height: 44px;
    padding: 8px 12px;
    align-items: center;
  }
  .product-frame img {
    height: auto;
    aspect-ratio: auto;
  }
  .mobile-cta {
    display: none;
  }
  .anchor-section {
    scroll-margin-top: 124px;
  }
}

.hero-stage{display:grid;gap:48px}.hero-intro h1{margin:16px 0 0;font-size:clamp(52px,5vw,68px);line-height:1.06;letter-spacing:-.045em;white-space:nowrap}.hero-intro h1 span{font-weight:850}.hero-intro h1 em{margin-left:.16em;color:var(--amber);font-style:normal}.hero-lower{display:grid;grid-template-columns:.68fr 1.32fr;gap:64px;align-items:center}.hero-lower .hero-copy{max-width:440px}.ops-preview{overflow:hidden;border:1px solid #343d48;border-radius:22px;background:#eef0f3;box-shadow:0 38px 90px rgba(0,0,0,.38)}.ops-preview-bar{height:48px;display:flex;align-items:center;justify-content:space-between;padding:0 18px;color:#8b95a3;background:#171c24;font-size:10px}.preview-brand{display:flex;align-items:center;gap:8px;color:#f6f7f9;font-size:12px;font-weight:800}.preview-brand i{width:18px;height:18px;border-radius:6px;background:var(--amber);box-shadow:inset 0 0 0 5px #2b2514}.ops-preview-body{display:grid;grid-template-columns:116px 1fr;min-height:398px;color:#18202c}.ops-preview aside{display:flex;flex-direction:column;gap:7px;padding:20px 10px;color:#929caa;background:#12171e;font-size:10px}.ops-preview aside b{margin:0 8px 13px;color:#fff;font-size:12px}.ops-preview aside span{padding:8px;border-radius:7px}.ops-preview aside .active{color:#211b0d;background:var(--amber);font-weight:800}.preview-main{display:grid;align-content:start;gap:13px;padding:20px}.preview-heading{display:flex;align-items:center;justify-content:space-between}.preview-heading small,.preview-heading strong{display:block}.preview-heading small{color:#8a94a1;font-size:10px}.preview-heading strong{margin-top:2px;font-size:18px}.preview-heading>span{padding:5px 8px;border:1px solid #c8d8ce;border-radius:7px;color:#26734b;background:#edf9f1;font-size:9px}.preview-metrics{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid #d9dde3;border-radius:13px;background:#fff}.preview-metrics article{padding:13px;border-right:1px solid #e3e6ea}.preview-metrics article:last-child{border:0}.preview-metrics small,.preview-metrics b,.preview-metrics span{display:block}.preview-metrics small{color:#778391;font-size:9px}.preview-metrics b{margin:3px 0;color:#141a22;font-size:25px}.preview-metrics span{color:#9a6a00;font-size:9px}.preview-tasks{overflow:hidden;border:1px solid #d9dde3;border-radius:13px;background:#fff}.preview-task{display:grid;grid-template-columns:8px 1fr auto;gap:10px;align-items:center;padding:12px 14px;border-bottom:1px solid #e6e8ec}.preview-task:last-child{border:0}.preview-task>i{width:7px;height:7px;border-radius:50%;background:#f09b22}.preview-task>i.urgent{background:#d94b45}.preview-task>i.done{background:#35a270}.preview-task span b,.preview-task span small{display:block}.preview-task span b{font-size:11px}.preview-task span small{margin-top:2px;color:#8993a0;font-size:9px}.preview-task>em{color:#8d6500;font-size:9px;font-style:normal}.preview-flow{display:flex;align-items:center;justify-content:flex-end;gap:8px;color:#75808e;font-size:9px}.preview-flow i{width:28px;height:1px;background:#c0c6ce}.qr-row{text-decoration:none}.wechat-page{min-height:calc(100dvh - 72px);display:grid;place-items:center;padding:76px 0;background:radial-gradient(circle at 72% 32%,rgba(255,183,23,.14),transparent 25%),#0f1217}.wechat-shell{display:grid;grid-template-columns:1fr 390px;gap:90px;align-items:center}.wechat-copy{max-width:620px}.wechat-copy h1{margin:13px 0 22px;font-size:clamp(48px,5vw,68px);line-height:1.08;letter-spacing:-.045em}.wechat-copy>p:not(.eyebrow){max-width:600px;color:#aeb7c3;font-size:17px}.wechat-copy ol{display:grid;gap:12px;margin:30px 0;padding:0;list-style:none}.wechat-copy li{display:grid;grid-template-columns:105px 1fr;gap:16px;padding-top:12px;border-top:1px solid #303844}.wechat-copy li b{color:var(--amber);font-size:13px}.wechat-copy li span{color:#9ba5b2;font-size:14px}.back-link{display:inline-block;margin-top:10px}.wechat-card{display:flex;flex-direction:column;align-items:center;padding:28px;border:1px solid #363e49;border-radius:24px;background:#181d25;box-shadow:0 35px 80px rgba(0,0,0,.34);text-align:center}.wechat-card>p{margin:0 0 17px;color:#cdd3dc;font-weight:800}.wechat-qr{width:100%;padding:14px;border-radius:18px;background:#fff}.wechat-qr img{display:block;width:100%;height:auto;touch-action:manipulation;-webkit-user-select:none;user-select:none}.wechat-card strong{margin-top:17px;color:var(--amber);font-size:18px}.wechat-card>span{margin:5px 0 18px;color:#a7b0bc;font-size:13px}.wechat-card .button{width:100%}.wechat-card>small{margin-top:12px;color:#747f8d;font-size:10px}
@media(max-width:980px){.hero-stage{gap:36px}.hero-intro h1{font-size:clamp(46px,5vw,56px)}.hero-lower{grid-template-columns:.72fr 1.28fr;gap:32px}.ops-preview-body{grid-template-columns:96px 1fr}.wechat-shell{grid-template-columns:1fr 340px;gap:42px}}
@media(max-width:760px){.hero{padding:50px 0 58px}.hero-stage{gap:30px}.hero-intro h1{font-size:42px;line-height:1.12;white-space:normal}.hero-intro h1 span,.hero-intro h1 em{display:block}.hero-intro h1 em{margin:3px 0 0}.hero-lower{grid-template-columns:1fr;gap:34px}.hero-lower .hero-copy{max-width:none}.ops-preview{border-radius:17px}.ops-preview-bar{height:43px;padding:0 13px}.ops-preview-bar>span:last-child{font-size:8px}.ops-preview-body{display:block;min-height:0}.ops-preview aside{display:none}.preview-main{gap:10px;padding:13px}.preview-heading strong{font-size:15px}.preview-metrics article{padding:10px 8px}.preview-metrics b{font-size:21px}.preview-task{padding:10px}.preview-task:nth-child(3){display:none}.preview-flow{justify-content:center;padding:2px 0 3px}.wechat-page{padding:48px 0}.wechat-shell{grid-template-columns:1fr;gap:34px}.wechat-copy h1{font-size:40px}.wechat-copy>p:not(.eyebrow){font-size:16px}.wechat-copy li{grid-template-columns:1fr;gap:4px}.wechat-card{width:min(100%,380px);margin:auto;padding:20px}.wechat-qr{padding:11px}}
@media(max-width:360px){.hero-intro h1{font-size:36px}.preview-main{padding:10px}.preview-metrics small{font-size:8px}.preview-metrics span{font-size:8px}.wechat-copy h1{font-size:35px}}
@media(max-width:760px){.wechat-page{padding:32px 0 48px}.wechat-copy ol,.wechat-copy .back-link{display:none}.wechat-qr img{-webkit-touch-callout:default}}
@media(max-width:760px){.ops-preview-bar>span:last-child{font-size:10px}}

/* Homepage positioning and feature story v18 */
::selection{color:#17191e;background:var(--amber)}
.hero-stage{grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);column-gap:58px;row-gap:20px;align-items:center}
.hero-intro{grid-column:1;align-self:end;max-width:none}
.hero-intro h1{max-width:560px;font-size:clamp(50px,4.2vw,61px);white-space:normal}
.hero-intro h1 span,.hero-intro h1 em{display:block}
.hero-intro h1 em{margin:2px 0 0}
.hero-thesis{max-width:520px;margin:22px 0 0;color:#d7dbe1;font-size:17px;line-height:1.7}
.hero-lower{display:contents}
.hero-lower .hero-copy{grid-column:1;grid-row:2;align-self:start;max-width:520px;padding:0}
.hero-lower .ops-preview{grid-column:2;grid-row:1/3;align-self:center}
.pain-grid,.permission-grid,.profit-grid{display:grid;grid-template-columns:.88fr 1.12fr;gap:78px;align-items:start}
.pain-heading{position:sticky;top:106px;margin:0}
.pain-list{border-top:1px solid #d4d1c9}
.pain-list article{display:grid;grid-template-columns:150px 1fr;gap:10px 26px;padding:30px 0;border-bottom:1px solid #d4d1c9}
.pain-list article>span{grid-row:1/3;color:#805600;font-size:12px;font-weight:850;letter-spacing:.04em}
.pain-list h3{margin:-5px 0 0;font-size:24px;line-height:1.35}
.pain-list p{margin:0;color:var(--soft)}
.positioning-section{background:radial-gradient(circle at 12% 35%,rgba(255,189,34,.12),transparent 29%),#0d1015}
.positioning-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:78px;align-items:center}
.positioning-grid h2{margin:12px 0 0;font-size:clamp(39px,4vw,55px);line-height:1.14;letter-spacing:-.04em}
.positioning-statement{padding:42px;border:1px solid #343c47;border-radius:var(--radius);background:#171c24}
.positioning-statement>p{margin:0 0 18px;color:#b9c0ca;font-size:20px;line-height:1.7}
.positioning-statement strong{color:#fff}
.positioning-result{display:flex;align-items:center;gap:13px;margin-top:31px;color:#f1f3f5;font-size:13px;font-weight:800}
.positioning-result i{flex:1;height:1px;background:linear-gradient(90deg,#5b6572,var(--amber),#5b6572)}
.permission-flow{padding:30px;border:1px solid #d5d2ca;border-radius:var(--radius);background:#fff}
.permission-flow article{display:grid;grid-template-columns:145px 1fr auto;gap:18px;align-items:center;padding:23px;border:1px solid #dedbd4;border-radius:15px;background:#f6f4ef}
.permission-flow article.accent{border-color:#252a32;color:#fff;background:#171c24}
.permission-flow small{color:#8b620d;font-weight:850}
.permission-flow article.accent small{color:var(--amber)}
.permission-flow article b{font-size:18px}
.permission-flow article span{color:#717a87;font-size:12px}
.permission-flow article.accent span{color:#aeb6c1}
.flow-connector{display:grid;grid-template-columns:1fr auto 1fr;gap:12px;align-items:center;padding:17px 4px;color:#805600;font-size:12px;font-weight:850;text-align:center}
.flow-connector i{height:1px;background:#d3c7a6}
.permission-outcomes{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:12px}
.permission-outcomes span{padding:11px;border-radius:10px;color:#4d5663;background:#efede7;font-size:11px;text-align:center}
.profit-section{background:#12161c}
.profit-ledger{border-top:1px solid var(--line)}
.profit-ledger article{position:relative;display:grid;grid-template-columns:190px 1fr auto;gap:28px;align-items:center;padding:28px 0;border-bottom:1px solid var(--line)}
.profit-ledger b{color:#fff;font-size:22px}
.profit-ledger p{margin:0;color:#a4adb9}
.profit-ledger span{padding:6px 9px;border:1px solid #414956;border-radius:8px;color:var(--amber);font-size:11px}
.product-deep-dive{background:#eeece6}
.feature-jump{position:sticky;z-index:12;top:72px;display:flex;gap:8px;overflow-x:auto;margin:-12px 0 66px;padding:10px;border:1px solid #d7d4cd;border-radius:14px;background:rgba(255,255,255,.94);box-shadow:0 10px 30px rgba(30,33,38,.08);scrollbar-width:none}
.feature-jump::-webkit-scrollbar{display:none}
.feature-jump a{display:inline-flex;flex:1;min-width:max-content;min-height:44px;padding:9px 14px;align-items:center;justify-content:center;border-radius:9px;color:#535c68;text-align:center;text-decoration:none;font-size:12px;font-weight:800}
.feature-jump a:hover{color:#181c22;background:#f0ede5}
.feature-story{scroll-margin-top:var(--feature-scroll-offset);display:grid;grid-template-columns:.88fr 1.12fr;gap:66px;align-items:center;padding:72px 0;border-top:1px solid #d2cfc7}
.feature-story.reverse .feature-copy{order:2}
.feature-story.reverse .feature-media{order:1}
.feature-copy>span{color:#805600;font-size:12px;font-weight:850;letter-spacing:.08em}
.feature-copy h3{margin:12px 0 30px;font-size:34px;line-height:1.28;letter-spacing:-.03em}
.feature-copy dl{margin:0}
.feature-copy dl>div{display:grid;grid-template-columns:92px 1fr;gap:18px;padding:15px 0;border-top:1px solid #d8d5ce}
.feature-copy dt{color:#815800;font-size:12px;font-weight:850}
.feature-copy dd{margin:0;color:#596273;font-size:14px}
.feature-media{min-width:0;padding:16px;border:1px solid #d5d7dc;border-radius:22px;background:#dfe2e7;box-shadow:0 24px 55px rgba(35,39,46,.16)}
.feature-media-label{display:flex;justify-content:space-between;gap:20px;padding:2px 3px 13px;color:#424b57;font-size:11px}
.feature-media-label span{font-weight:850}
.mini-workbench{overflow:hidden;min-height:330px;padding:20px;border-radius:14px;color:#1a212b;background:#f7f8fa}
.mini-workbench header{display:flex;justify-content:space-between;gap:20px;margin:-20px -20px 18px;padding:17px 20px;color:#fff;background:#171c24}
.mini-workbench header em{color:#adb5c0;font-size:10px;font-style:normal}
.mini-row{display:grid;grid-template-columns:1fr auto;gap:7px 15px;padding:17px 13px;border-bottom:1px solid #dfe2e6}
.mini-row.strong{border:1px solid #ebc65c;border-radius:11px;background:#fff8df}
.mini-row span{font-weight:800}
.mini-row b{color:#8d6200;font-size:11px}
.mini-row small{grid-column:1/-1;color:#596273}
.status-line{display:flex;align-items:center;gap:14px;margin-bottom:12px;padding:16px;border-radius:12px;background:#fff}
.status-line strong{font-size:28px}
.status-line i{margin-left:auto;color:#b4413d;font-size:10px;font-style:normal}
.mini-metrics{display:grid;grid-template-columns:repeat(3,1fr);margin-bottom:12px;border:1px solid #dfe2e6;border-radius:12px;background:#fff}
.mini-metrics span{padding:14px;border-right:1px solid #e5e7ea}
.mini-metrics span:last-child{border:0}
.mini-metrics small,.mini-metrics b{display:block}
.mini-metrics small{color:#596273;font-size:10px}
.mini-metrics b{margin-top:4px;font-size:24px}
.access-person{display:flex;align-items:center;justify-content:space-between;margin-bottom:13px;padding:17px;border-radius:12px;background:#fff8df}
.access-demo ul{margin:0;padding:0;list-style:none;background:#fff}
.access-demo li{display:flex;justify-content:space-between;gap:15px;padding:14px;border-bottom:1px solid #e3e5e8;font-size:12px}
.access-demo li b{color:#805600}
.loop-demo ol{display:grid;gap:0;margin:0;padding:0;list-style:none}
.loop-demo li{position:relative;display:grid;grid-template-columns:18px 1fr;gap:13px;min-height:57px}
.loop-demo li:not(:last-child):after{position:absolute;content:"";left:5px;top:18px;bottom:0;width:1px;background:#cbd0d7}
.loop-demo li i{z-index:1;width:11px;height:11px;margin-top:5px;border:3px solid #f7f8fa;border-radius:50%;background:#35a270;box-shadow:0 0 0 1px #35a270}
.loop-demo li span b,.loop-demo li span small{display:block}
.loop-demo li span small{color:#7d8794}
.founder-card{grid-template-columns:1.04fr .96fr}
.founder-name{margin:5px 0 22px;color:#fff;font-size:25px;font-weight:850}
.founder-name span{display:block;margin-top:5px;color:var(--amber);font-size:13px;font-weight:800}
.founder-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;margin:0 0 25px;border:1px solid #323a45;border-radius:13px;background:#323a45;overflow:hidden}
.founder-stats span{padding:14px;color:#9fa8b4;background:#131820;font-size:10px}
.founder-stats strong{display:block;color:#fff;font-size:20px}
.founder-visual img{object-position:75% center}

@media(max-width:980px){
  .hero-stage{grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr);column-gap:32px}
  .hero-intro h1{font-size:47px}
  .pain-grid,.positioning-grid,.permission-grid,.profit-grid{grid-template-columns:1fr;gap:35px}
  .pain-heading{position:static}
  .feature-story{gap:34px}
  .founder-card{grid-template-columns:1fr}
  .founder-copy{order:1}.founder-visual{order:2}
}
@media(max-width:760px){
  :root{--site-header-offset:124px;--feature-scroll-offset:188px}
  body{padding-bottom:0}
  .hero-stage{grid-template-columns:1fr;row-gap:24px}
  .hero-intro{grid-column:1;grid-row:1}
  .hero-lower .hero-copy{grid-column:1;grid-row:2;max-width:none}
  .hero-lower .ops-preview{grid-column:1;grid-row:3}
  .hero-intro h1{font-size:41px;line-height:1.08}
  .hero-thesis{margin-top:19px;font-size:17px;line-height:1.65}
  .hero-lower{gap:30px}
  .pain-list article{grid-template-columns:1fr;gap:7px;padding:25px 0}
  .pain-list article>span{grid-row:auto}
  .pain-list h3{margin:0;font-size:21px}
  .positioning-grid h2{font-size:34px}
  .positioning-statement{padding:25px 21px}
  .positioning-statement>p{font-size:17px}
  .positioning-result{display:grid;gap:8px}
  .positioning-result i{width:1px;height:18px;margin:auto;background:var(--amber)}
  .permission-flow{padding:18px}
  .permission-flow article{grid-template-columns:1fr;gap:5px;padding:18px}
  .permission-outcomes{grid-template-columns:1fr}
  .profit-ledger article{grid-template-columns:1fr auto;gap:7px 15px;padding:24px 0}
  .profit-ledger p{grid-column:1/-1;grid-row:2}
  .profit-ledger span{grid-column:2;grid-row:1}
  .feature-jump{top:var(--site-header-offset);margin-bottom:34px;padding:7px}
  .feature-story,.feature-story.reverse{grid-template-columns:1fr;gap:27px;padding:54px 0}
  .feature-story.reverse .feature-copy,.feature-story.reverse .feature-media{order:initial}
  .feature-copy h3{font-size:28px}
  .feature-copy dl>div{grid-template-columns:78px 1fr;gap:12px}
  .feature-media{padding:10px;border-radius:17px}
  .feature-media-label{display:grid;gap:1px;padding:2px 3px 9px}
  .mini-workbench{min-height:295px;padding:15px}
  .mini-workbench header{margin:-15px -15px 14px;padding:15px}
  .founder-stats{grid-template-columns:1fr}
  .founder-stats span{display:grid;grid-template-columns:68px 1fr;align-items:center}
  .founder-visual{min-height:280px}
  .founder-visual img{object-position:72% center}
}
@media(max-width:360px){
  .hero-intro h1{font-size:35px}
  .hero-thesis{font-size:16px}
  .permission-flow{padding:12px}
  .mini-metrics span{padding:10px 7px}
  .mini-row{padding:14px 8px}
}

/* Accessibility contrast and anchor focus */
.anchor-section:focus,.feature-story:focus{outline:none}
.preview-heading small,.preview-metrics small,.preview-task span small,.preview-flow{color:#596273}
.preview-metrics span,.preview-task>em{color:#805600}
.wechat-card>small{color:#aeb6c1;font-size:11px}
@media(max-width:760px){
  .preview-heading small,.preview-metrics small,.preview-metrics span,.preview-task span small,.preview-task>em,.preview-flow{font-size:10px}
  .feature-media-label{font-size:11px}
}
@media(max-width:360px){
  .preview-metrics small,.preview-metrics span{font-size:10px}
}