:root {
  color-scheme: dark;
  --landing-bg: #0c0e12;
  --landing-bg-soft: #12151b;
  --landing-surface: #171a21;
  --landing-surface-raised: #1d212a;
  --landing-border: #2b303a;
  --landing-border-strong: #3a414d;
  --landing-text: #f7f4ef;
  --landing-muted: #b3b0aa;
  --landing-faint: #85857f;
  --landing-primary: #ff8053;
  --landing-primary-control: #c94a29;
  --landing-primary-strong: #ad3b21;
  --landing-primary-soft: rgba(242, 106, 61, 0.13);
  --landing-success: #43c889;
  --landing-success-soft: rgba(67, 200, 137, 0.13);
  --landing-warning: #e9ad4f;
  --landing-radius: 18px;
  --landing-radius-sm: 12px;
  --landing-shadow: 0 24px 70px rgba(0, 0, 0, 0.28);
  --landing-container: 1180px;
  --landing-focus: 0 0 0 3px rgba(242, 106, 61, 0.3);
}

html[data-theme="light"] {
  color-scheme: light;
  --landing-bg: #f6f5f2;
  --landing-bg-soft: #efeee9;
  --landing-surface: #ffffff;
  --landing-surface-raised: #faf9f6;
  --landing-border: #dedbd4;
  --landing-border-strong: #c7c2b8;
  --landing-text: #20211f;
  --landing-muted: #62645e;
  --landing-faint: #85877f;
  --landing-primary: #bd4328;
  --landing-primary-control: #bd4328;
  --landing-primary-strong: #a5361f;
  --landing-primary-soft: rgba(217, 87, 49, 0.1);
  --landing-success: #20865a;
  --landing-success-soft: rgba(32, 134, 90, 0.1);
  --landing-warning: #9a650f;
  --landing-shadow: 0 20px 55px rgba(37, 34, 28, 0.1);
  --landing-focus: 0 0 0 3px rgba(217, 87, 49, 0.22);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 92px;
}

body {
  min-width: 0;
  min-height: 100%;
  margin: 0;
  overflow-x: hidden;
  color: var(--landing-text);
  background:
    radial-gradient(circle at 12% 4%, rgba(242, 106, 61, 0.12), transparent 31rem),
    radial-gradient(circle at 92% 18%, rgba(67, 200, 137, 0.07), transparent 28rem),
    var(--landing-bg);
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

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

button {
  font: inherit;
}

svg {
  width: 20px;
  height: 20px;
  stroke-width: 2;
}

.landing-container {
  width: min(calc(100% - 40px), var(--landing-container));
  margin-inline: auto;
}

.landing-skip {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 1000;
  padding: 10px 16px;
  border-radius: 10px;
  color: #fff;
  background: var(--landing-primary-strong);
  transform: translateY(-160%);
}

.landing-skip:focus {
  transform: translateY(0);
  box-shadow: var(--landing-focus);
}

:where(a, button):focus-visible {
  outline: none;
  box-shadow: var(--landing-focus);
}

.landing-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid color-mix(in srgb, var(--landing-border) 78%, transparent);
  background: color-mix(in srgb, var(--landing-bg) 88%, transparent);
  backdrop-filter: blur(18px);
}

.landing-nav {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.landing-brand {
  min-width: 0;
  display: inline-flex;
  align-items: center;
  gap: 11px;
}

.landing-brand-mark {
  width: 40px;
  height: 40px;
  flex: 0 0 40px;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  background: linear-gradient(135deg, #f4a33d, #f26a3d 55%, #e94872);
  box-shadow: 0 8px 22px rgba(242, 106, 61, 0.24);
}

.landing-brand span:last-child,
.landing-brand strong,
.landing-brand small {
  display: block;
}

.landing-brand strong {
  font-size: 16px;
  line-height: 1.3;
}

.landing-brand small {
  margin-top: 1px;
  color: var(--landing-faint);
  font-size: 11px;
  font-weight: 600;
}

.landing-links {
  display: flex;
  align-items: center;
  gap: 6px;
}

.landing-links a {
  min-height: 44px;
  padding: 10px 14px;
  border-radius: 10px;
  color: var(--landing-muted);
  display: inline-flex;
  align-items: center;
  font-size: 14px;
  font-weight: 650;
  transition: color 0.18s ease, background 0.18s ease;
}

.landing-links a:hover {
  color: var(--landing-text);
  background: var(--landing-surface);
}

.landing-actions,
.hero-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.landing-icon-button {
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--landing-border);
  border-radius: 12px;
  color: var(--landing-muted);
  background: var(--landing-surface);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.landing-icon-button:hover {
  color: var(--landing-text);
  border-color: var(--landing-border-strong);
}

.theme-light-icon,
html[data-theme="light"] .theme-dark-icon {
  display: none;
}

html[data-theme="light"] .theme-light-icon {
  display: block;
}

.landing-button {
  min-height: 44px;
  padding: 10px 17px;
  border: 1px solid transparent;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 750;
  line-height: 1.25;
  cursor: pointer;
  transition: background 0.18s ease, border-color 0.18s ease, color 0.18s ease, box-shadow 0.18s ease;
}

.landing-button-primary {
  color: #fff;
  background: var(--landing-primary-control);
  border-color: var(--landing-primary-control);
  box-shadow: 0 10px 26px rgba(242, 106, 61, 0.2);
}

.landing-button-primary:hover {
  background: var(--landing-primary-strong);
  border-color: var(--landing-primary-strong);
}

.landing-button-secondary {
  color: var(--landing-text);
  background: var(--landing-surface);
  border-color: var(--landing-border);
}

.landing-button-secondary:hover {
  border-color: var(--landing-border-strong);
  background: var(--landing-surface-raised);
}

.landing-button:active,
.landing-icon-button:active,
.landing-links a:active {
  opacity: 0.82;
}

.landing-button-large {
  min-height: 50px;
  padding: 13px 21px;
  font-size: 15px;
}

.landing-hero {
  padding: 84px 0 68px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(440px, 0.98fr);
  align-items: center;
  gap: 74px;
}

.hero-copy {
  min-width: 0;
}

.hero-eyebrow {
  margin-bottom: 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.hero-eyebrow span {
  min-height: 32px;
  padding: 6px 10px;
  border: 1px solid var(--landing-border);
  border-radius: 999px;
  color: var(--landing-muted);
  background: color-mix(in srgb, var(--landing-surface) 88%, transparent);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 700;
}

.hero-eyebrow span:first-child {
  color: var(--landing-success);
  border-color: color-mix(in srgb, var(--landing-success) 30%, var(--landing-border));
  background: var(--landing-success-soft);
}

.hero-eyebrow svg {
  width: 15px;
  height: 15px;
}

.hero-copy h1 {
  max-width: 680px;
  margin: 0;
  font-size: clamp(38px, 5.1vw, 64px);
  line-height: 1.1;
  letter-spacing: -0.045em;
  text-wrap: balance;
}

.hero-copy h1 span {
  color: var(--landing-primary);
}

.hero-lead {
  max-width: 640px;
  margin: 24px 0 0;
  color: var(--landing-muted);
  font-size: 18px;
  line-height: 1.75;
}

.hero-actions {
  margin-top: 32px;
  flex-wrap: wrap;
}

.hero-note {
  margin: 18px 0 0;
  color: var(--landing-faint);
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 13px;
}

.hero-note svg {
  width: 17px;
  height: 17px;
  color: var(--landing-success);
}

.product-preview {
  min-width: 0;
  padding: 18px;
  border: 1px solid var(--landing-border-strong);
  border-radius: 22px;
  background: color-mix(in srgb, var(--landing-surface) 94%, transparent);
  box-shadow: var(--landing-shadow);
}

.preview-topbar {
  padding: 3px 2px 16px;
  border-bottom: 1px solid var(--landing-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.preview-brand,
.preview-live {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 13px;
  font-weight: 750;
}

.preview-brand svg {
  color: var(--landing-primary);
}

.preview-live {
  color: var(--landing-success);
  font-size: 11px;
}

.preview-live i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 0 4px var(--landing-success-soft);
}

.preview-progress {
  margin-top: 14px;
  padding: 18px;
  border: 1px solid var(--landing-border);
  border-radius: var(--landing-radius-sm);
  background: var(--landing-bg-soft);
}

.preview-progress > div:first-child {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.preview-progress span,
.preview-stats span {
  color: var(--landing-muted);
  font-size: 12px;
  font-weight: 650;
}

.preview-progress strong {
  font-size: 28px;
  line-height: 1;
}

.preview-track {
  height: 7px;
  margin: 16px 0 10px;
  overflow: hidden;
  border-radius: 999px;
  background: var(--landing-border);
}

.preview-track i {
  width: 86%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--landing-primary), #ef9a42);
  display: block;
}

.preview-progress small,
.preview-stats small,
.preview-list small {
  color: var(--landing-faint);
  font-size: 11px;
}

.preview-stats {
  margin-top: 10px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.preview-stats > div {
  min-width: 0;
  padding: 14px;
  border: 1px solid var(--landing-border);
  border-radius: 11px;
  background: var(--landing-surface-raised);
  display: grid;
  gap: 3px;
}

.preview-stats strong {
  font-size: 23px;
  font-variant-numeric: tabular-nums;
}

.preview-stats .success {
  color: var(--landing-success);
}

.preview-stats .warning {
  color: var(--landing-warning);
}

.preview-list {
  margin-top: 10px;
  display: grid;
  gap: 8px;
}

.preview-list > div {
  min-width: 0;
  padding: 12px 13px;
  border: 1px solid var(--landing-border);
  border-radius: 11px;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
}

.preview-list span:nth-child(2),
.preview-list strong,
.preview-list small {
  min-width: 0;
  display: block;
}

.preview-list strong {
  overflow: hidden;
  font-size: 12px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.preview-list > div > svg {
  width: 18px;
  height: 18px;
  color: var(--landing-success);
}

.preview-list > div:last-child > svg {
  color: var(--landing-faint);
}

.preview-avatar {
  width: 31px;
  height: 31px;
  border-radius: 9px;
  color: #fff;
  background: var(--landing-primary-control);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 800;
}

.preview-avatar.alt {
  background: #5474d4;
}

.landing-proof {
  border-block: 1px solid var(--landing-border);
  background: color-mix(in srgb, var(--landing-bg-soft) 75%, transparent);
}

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

.proof-grid > div {
  min-width: 0;
  padding: 25px 24px;
  border-right: 1px solid var(--landing-border);
  display: flex;
  align-items: center;
  gap: 12px;
}

.proof-grid > div:first-child {
  border-left: 1px solid var(--landing-border);
}

.proof-grid > div > svg {
  flex: 0 0 auto;
  color: var(--landing-primary);
}

.proof-grid span,
.proof-grid strong,
.proof-grid small {
  min-width: 0;
  display: block;
}

.proof-grid strong {
  font-size: 14px;
}

.proof-grid small {
  margin-top: 2px;
  color: var(--landing-faint);
  font-size: 11px;
}

.landing-section {
  padding: 92px 0;
}

.section-heading {
  max-width: 720px;
  margin: 0 auto 42px;
  text-align: center;
}

.section-heading-left {
  margin: 0;
  text-align: left;
}

.section-kicker {
  color: var(--landing-primary);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.section-heading h2,
.notice-card h2 {
  margin: 9px 0 0;
  font-size: clamp(29px, 3.8vw, 44px);
  line-height: 1.2;
  letter-spacing: -0.035em;
  text-wrap: balance;
}

.section-heading p,
.notice-card p {
  margin: 15px 0 0;
  color: var(--landing-muted);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 14px;
}

.feature-card {
  min-width: 0;
  min-height: 268px;
  padding: 26px;
  border: 1px solid var(--landing-border);
  border-radius: var(--landing-radius);
  background: var(--landing-surface);
  grid-column: span 2;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 34px;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.feature-card-wide {
  grid-column: span 3;
}

.feature-card:hover {
  border-color: var(--landing-border-strong);
  background: var(--landing-surface-raised);
}

.feature-icon {
  width: 46px;
  height: 46px;
  border-radius: 13px;
  color: var(--landing-primary);
  background: var(--landing-primary-soft);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.feature-index {
  color: var(--landing-faint);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.feature-card h3,
.workflow-list h3 {
  margin: 7px 0 0;
  font-size: 20px;
  line-height: 1.35;
}

.feature-card p,
.workflow-list p {
  margin: 9px 0 0;
  color: var(--landing-muted);
  font-size: 14px;
}

.workflow-section {
  border-block: 1px solid var(--landing-border);
  background: var(--landing-bg-soft);
}

.workflow-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(520px, 1.2fr);
  align-items: start;
  gap: 90px;
}

.workflow-list {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: none;
  display: grid;
}

.workflow-list li {
  padding: 24px 0;
  border-bottom: 1px solid var(--landing-border);
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 18px;
}

.workflow-list li:first-child {
  padding-top: 0;
}

.workflow-list li > span {
  width: 38px;
  height: 38px;
  border: 1px solid var(--landing-border-strong);
  border-radius: 11px;
  color: var(--landing-primary);
  background: var(--landing-surface);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 800;
}

.workflow-list h3 {
  margin-top: 2px;
}

.notice-card {
  padding: 34px;
  border: 1px solid color-mix(in srgb, var(--landing-primary) 30%, var(--landing-border));
  border-radius: 22px;
  background: linear-gradient(120deg, var(--landing-primary-soft), var(--landing-surface) 48%);
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 26px;
}

.notice-card h2 {
  font-size: clamp(25px, 3vw, 36px);
}

.notice-card p {
  max-width: 820px;
  font-size: 14px;
}

.notice-icon {
  width: 60px;
  height: 60px;
  border-radius: 17px;
  color: #fff;
  background: var(--landing-primary-control);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.notice-icon svg {
  width: 27px;
  height: 27px;
}

.landing-footer {
  padding: 28px 0;
  border-top: 1px solid var(--landing-border);
  background: var(--landing-bg-soft);
}

.landing-footer .landing-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.landing-footer p {
  margin: 0;
  color: var(--landing-faint);
  font-size: 12px;
  text-align: right;
}

.landing-footer-legal {
  display: grid;
  justify-items: end;
  gap: 7px;
}

.landing-footer-legal nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 14px;
  color: var(--landing-muted);
  font-size: 12px;
}

.landing-footer-legal a {
  min-height: 24px;
  display: inline-flex;
  align-items: center;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.landing-footer-legal a:hover,
.landing-footer-legal a:focus-visible {
  color: var(--landing-text);
}

@media (max-width: 980px) {
  .landing-links {
    display: none;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 52px;
  }

  .hero-copy {
    max-width: 760px;
  }

  .product-preview {
    max-width: 720px;
  }

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

  .proof-grid > div:nth-child(odd) {
    border-left: 1px solid var(--landing-border);
  }

  .proof-grid > div {
    border-bottom: 1px solid var(--landing-border);
  }

  .feature-card,
  .feature-card-wide {
    grid-column: span 3;
  }

  .workflow-layout {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .section-heading-left {
    max-width: 720px;
  }

  .notice-card {
    grid-template-columns: auto minmax(0, 1fr);
  }

  .notice-card .landing-button {
    grid-column: 2;
    justify-self: start;
  }
}

@media (max-width: 640px) {
  .landing-container {
    width: min(calc(100% - 28px), var(--landing-container));
  }

  .landing-nav {
    min-height: 66px;
  }

  .landing-brand small,
  .landing-header .landing-button {
    display: none;
  }

  .landing-header .landing-actions {
    margin-left: auto;
  }

  .landing-hero {
    padding: 54px 0 48px;
  }

  .hero-copy h1 {
    font-size: clamp(35px, 12vw, 48px);
    letter-spacing: -0.04em;
  }

  .hero-lead {
    font-size: 16px;
  }

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

  .hero-actions .landing-button {
    width: 100%;
  }

  .hero-note {
    align-items: flex-start;
  }

  .product-preview {
    padding: 12px;
    border-radius: 17px;
  }

  .preview-stats {
    grid-template-columns: 1fr 1fr;
  }

  .preview-stats > div:last-child {
    grid-column: 1 / -1;
  }

  .proof-grid {
    grid-template-columns: 1fr;
  }

  .proof-grid > div,
  .proof-grid > div:nth-child(odd) {
    padding: 18px 16px;
    border-inline: 1px solid var(--landing-border);
  }

  .landing-section {
    padding: 68px 0;
  }

  .section-heading {
    margin-bottom: 30px;
    text-align: left;
  }

  .section-heading h2,
  .notice-card h2 {
    font-size: 29px;
  }

  .feature-grid {
    grid-template-columns: 1fr;
  }

  .feature-card,
  .feature-card-wide {
    min-height: 0;
    padding: 21px;
    grid-column: auto;
    gap: 28px;
  }

  .workflow-list li {
    grid-template-columns: 38px minmax(0, 1fr);
    gap: 13px;
  }

  .notice-card {
    padding: 24px 20px;
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .notice-card .landing-button {
    width: 100%;
    grid-column: auto;
    justify-self: stretch;
  }

  .landing-footer .landing-container {
    align-items: flex-start;
    flex-direction: column;
  }

  .landing-footer p {
    text-align: left;
  }

  .landing-footer-legal {
    justify-items: start;
  }

  .landing-footer-legal nav {
    justify-content: flex-start;
  }
}

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

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}