@font-face {
  font-family: "Manrope";
  src: url("./fonts/Manrope-Regular.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Manrope";
  src: url("./fonts/Manrope-Medium.ttf") format("truetype");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Manrope";
  src: url("./fonts/Manrope-SemiBold.ttf") format("truetype");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Manrope";
  src: url("./fonts/Manrope-Bold.ttf") format("truetype");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Manrope";
  src: url("./fonts/Manrope-ExtraBold.ttf") format("truetype");
  font-weight: 800;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Space Grotesk";
  src: url("./fonts/SpaceGrotesk-Medium.ttf") format("truetype");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Space Grotesk";
  src: url("./fonts/SpaceGrotesk-Bold.ttf") format("truetype");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

:root {
  color-scheme: light;
  --bg: #fffefd;
  --bg-strong: #fcfaf6;
  --surface: rgba(255, 255, 255, 0.9);
  --surface-strong: rgba(255, 255, 255, 0.96);
  --surface-contrast: #141313;
  --ink: #111111;
  --muted: #615c56;
  --muted-strong: #413d39;
  --line: rgba(17, 17, 17, 0.055);
  --line-strong: rgba(17, 17, 17, 0.1);
  --accent: #17332d;
  --accent-soft: rgba(23, 51, 45, 0.08);
  --accent-warm: #c8703d;
  --brand-carrot: #e2874a;
  --brand-carrot-deep: #cb6f38;
  --brand-leaf: #87aa58;
  --brand-leaf-deep: #678848;
  --brand-leaf-soft: rgba(135, 170, 88, 0.14);
  --success: #0e7a57;
  --shadow-soft: 0 18px 56px rgba(72, 58, 34, 0.055);
  --shadow-card: 0 20px 52px rgba(52, 42, 27, 0.065);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --radius-sm: 14px;
  --max-width: 1240px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Manrope", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--ink);
  background: linear-gradient(180deg, #ffffff 0%, var(--bg) 42%, #fcfaf6 100%);
}

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

button,
input {
  font: inherit;
}

button {
  cursor: pointer;
}

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

.page-bg {
  position: fixed;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
  z-index: 0;
}

.ambient {
  position: absolute;
  border-radius: 50%;
  filter: blur(70px);
  opacity: 0.5;
}

.ambient-a {
  top: -12rem;
  left: -8rem;
  width: 36rem;
  height: 36rem;
  background: rgba(200, 112, 61, 0.18);
}

.ambient-b {
  right: -12rem;
  top: 8rem;
  width: 34rem;
  height: 34rem;
  background: rgba(23, 51, 45, 0.16);
}

.ambient-c {
  left: 20%;
  bottom: -14rem;
  width: 42rem;
  height: 42rem;
  background: rgba(65, 130, 138, 0.1);
}

.site-header {
  position: relative;
  z-index: 40;
  padding: 20px 24px 0;
}

.page-shell,
.site-footer {
  position: relative;
  z-index: 1;
}

.header-shell {
  max-width: var(--max-width);
  margin: 0 auto;
  position: relative;
  z-index: 12;
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 18px 20px;
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid rgba(17, 17, 17, 0.04);
  border-radius: 999px;
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow-soft);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}

.brand-mark {
  width: 68px;
  height: 68px;
  border-radius: 20px;
  object-fit: contain;
  background: transparent;
  padding: 0;
  border: 0;
}

.brand-copy {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.brand-name,
.hero-title,
.section-heading h2,
.preview-copy h2,
.terminal-header h2,
.modal-head h2,
.paypal-return-head h3 {
  font-family: "Space Grotesk", "PingFang SC", sans-serif;
}

.brand-name {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.brand-sub {
  color: var(--muted);
  font-size: 0.82rem;
}

.nav-wrap {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.nav-links,
.header-actions,
.lang-switch,
.hero-actions-row,
.chip-row,
.button-row,
.manual-links,
.downloads-toolbar,
.pricing-amounts,
.modal-actions,
.footer-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-links a,
.text-link,
.footer-right .text-link {
  display: inline-flex;
  align-items: center;
  color: var(--muted-strong);
  font-size: 0.94rem;
  transition: color 160ms ease, opacity 160ms ease, transform 180ms ease;
}

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

.nav-links a:hover {
  transform: translateY(-1px) scale(1.06);
}

.nav-links a:focus-visible {
  outline: none;
  color: var(--ink);
  transform: translateY(-1px) scale(1.06);
}

.lang-switch {
  padding: 4px;
  border-radius: 999px;
  background: rgba(17, 17, 17, 0.035);
}

.lang-button {
  min-width: 44px;
  border: 0;
  padding: 8px 12px;
  border-radius: 999px;
  color: var(--muted);
  background: transparent;
  transition: background 160ms ease, color 160ms ease;
}

.lang-button.is-active {
  background: var(--surface-strong);
  color: var(--ink);
  box-shadow: 0 4px 12px rgba(17, 17, 17, 0.05);
}

.primary-button,
.secondary-button,
.pay-card,
.downloads-toolbar .download-chip,
.download-card,
.workflow-card,
.support-card,
.signal-card,
.split-card,
.pricing-panel,
.bullet-item,
.faq-item,
.overview-item,
.payment-status,
.paypal-return,
.toast {
  border: 1px solid var(--line);
  background: var(--surface);
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(12px);
}

.primary-button,
.secondary-button {
  border-radius: 999px;
  padding: 13px 18px;
  font-weight: 700;
  transition:
    transform 180ms ease,
    box-shadow 180ms ease,
    background 180ms ease,
    border-color 180ms ease,
    color 180ms ease;
}

.primary-button {
  color: #fff8f1;
  background: linear-gradient(135deg, var(--brand-carrot) 0%, var(--brand-carrot-deep) 100%);
  border-color: transparent;
  box-shadow: 0 12px 24px rgba(203, 111, 56, 0.18);
}

.primary-button:hover,
.secondary-button:hover,
.pay-card:hover,
.download-card:hover,
.workflow-card:hover,
.support-card:hover,
.overview-item:hover {
  transform: translateY(-2px);
}

.secondary-button {
  color: #f8fbf2;
  background: linear-gradient(135deg, #96b866 0%, var(--brand-leaf-deep) 100%);
  border-color: transparent;
  box-shadow: 0 12px 24px rgba(103, 136, 72, 0.13);
}

.primary-button:hover,
.primary-button:focus-visible {
  background: linear-gradient(135deg, #e89658 0%, #d5783d 100%);
  box-shadow: 0 16px 30px rgba(203, 111, 56, 0.22);
}

.secondary-button:hover,
.secondary-button:focus-visible {
  background: linear-gradient(135deg, #9fc16f 0%, #70924f 100%);
  box-shadow: 0 16px 30px rgba(103, 136, 72, 0.17);
}

.compact {
  padding: 10px 14px;
}

.wide {
  width: 100%;
  justify-content: center;
}

.text-link {
  border: 0;
  background: transparent;
  padding: 0;
  font-weight: 700;
}

.nav-toggle {
  display: none;
  position: relative;
  width: 48px;
  height: 48px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.78);
}

.nav-toggle span {
  position: absolute;
  left: 50%;
  width: 18px;
  height: 2px;
  margin: 0;
  border-radius: 999px;
  background: var(--ink);
  transform: translateX(-50%);
  transition:
    top 180ms ease,
    transform 180ms ease,
    opacity 140ms ease;
}

.nav-toggle span:nth-child(1) {
  top: 16px;
}

.nav-toggle span:nth-child(2) {
  top: 23px;
}

.nav-toggle span:nth-child(3) {
  top: 30px;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  top: 23px;
  transform: translateX(-50%) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  top: 23px;
  transform: translateX(-50%) rotate(-45deg);
}

.page-shell {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 28px 24px 120px;
}

.section {
  padding-top: 44px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
  gap: 28px;
  min-height: 80vh;
  align-items: center;
}

.hero-kicker,
.eyebrow {
  margin: 0 0 14px;
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.hero-title {
  margin: 0;
  font-size: clamp(3rem, 6vw, 5.75rem);
  line-height: 0.96;
  letter-spacing: -0.06em;
  max-width: 12ch;
}

.hero-body,
.section-body,
.preview-copy p,
.terminal-body,
.support-card p,
.workflow-card p,
.download-card p,
.faq-answer,
.pricing-note,
.paypal-return-head p,
.modal-head p {
  color: var(--muted-strong);
  line-height: 1.75;
}

.hero-body {
  margin: 22px 0 0;
  max-width: 62ch;
  font-size: 1.06rem;
}

.hero-actions-row {
  margin-top: 28px;
  flex-wrap: wrap;
}

.chip-row {
  margin-top: 24px;
  flex-wrap: wrap;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border-radius: 999px;
  color: var(--muted-strong);
  background: rgba(255, 255, 255, 0.58);
  border: 1px solid rgba(17, 17, 17, 0.06);
}

.chip::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent-warm);
}

.hero-stage {
  display: grid;
  gap: 24px;
}

.signal-card,
.split-card,
.pricing-panel,
.paypal-return,
.payment-status {
  border-radius: var(--radius-xl);
  padding: 22px;
}

.terminal-card {
  background: rgba(21, 19, 18, 0.94);
  color: #ede9e1;
  border-color: rgba(255, 255, 255, 0.08);
}

.terminal-topline {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 26px;
  color: rgba(255, 255, 255, 0.62);
  font-size: 0.84rem;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.24);
}

.terminal-label {
  margin-left: 6px;
}

.terminal-card .eyebrow,
.terminal-card h2 {
  color: #f5f2eb;
}

.terminal-card h2 {
  margin: 0;
  font-size: clamp(1.8rem, 3vw, 2.7rem);
  line-height: 1.04;
  letter-spacing: -0.04em;
}

.terminal-body {
  margin: 16px 0 0;
  color: rgba(245, 242, 235, 0.76);
}

.terminal-lines {
  margin-top: 28px;
  display: grid;
  gap: 12px;
}

.terminal-line {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 13px 14px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.04);
  transition:
    transform 220ms ease,
    background 220ms ease,
    box-shadow 220ms ease,
    opacity 220ms ease;
}

.terminal-line::before {
  content: ">";
  color: #9fe0c9;
  font-weight: 800;
}

@media (hover: hover) and (pointer: fine) {
  .terminal-lines:hover .terminal-line {
    opacity: 0.88;
  }

  .terminal-lines:hover .terminal-line:hover {
    opacity: 1;
    transform: translateX(8px) scale(1.03);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 18px 32px rgba(0, 0, 0, 0.18);
  }
}

.preview-card {
  display: grid;
  gap: 18px;
}

.preview-media {
  position: relative;
  min-height: 600px;
  padding: 22px;
  border-radius: calc(var(--radius-xl) - 6px);
  background:
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.24), transparent 42%),
    radial-gradient(circle at 78% 22%, rgba(143, 225, 188, 0.1), transparent 26%),
    linear-gradient(180deg, rgba(31, 30, 29, 0.9) 0%, rgba(20, 19, 18, 0.96) 100%);
  overflow: hidden;
}

.preview-image,
.feature-media img,
.feature-media video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.preview-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(42px);
  opacity: 0.68;
  pointer-events: none;
}

.preview-glow-a {
  width: 220px;
  height: 220px;
  left: -18px;
  top: -10px;
  background: rgba(210, 125, 73, 0.34);
}

.preview-glow-b {
  width: 180px;
  height: 180px;
  right: 28px;
  bottom: 36px;
  background: rgba(128, 214, 171, 0.18);
}

.preview-shot-frame {
  position: absolute;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  justify-content: center;
  min-height: 320px;
  overflow: hidden;
  border-radius: 22px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.03) 100%),
    rgba(255, 255, 255, 0.04);
  transform-origin: center center;
  transition:
    transform 220ms ease,
    box-shadow 220ms ease,
    border-color 220ms ease,
    opacity 220ms ease;
}

.preview-shot-primary {
  left: 26px;
  top: 30px;
  bottom: 48px;
  width: min(69%, 510px);
  transform: rotate(-2.5deg);
  z-index: 1;
  box-shadow:
    0 34px 92px rgba(0, 0, 0, 0.26),
    0 10px 28px rgba(0, 0, 0, 0.14),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.preview-shot-secondary {
  right: 22px;
  top: 118px;
  bottom: 140px;
  width: min(35%, 250px);
  transform: translateY(-6px) rotate(4.75deg);
  z-index: 3;
  box-shadow:
    0 48px 120px rgba(0, 0, 0, 0.4),
    0 14px 36px rgba(0, 0, 0, 0.22),
    inset 0 1px 0 rgba(255, 255, 255, 0.14);
}

.preview-window-bar {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 12px 14px;
  background: rgba(255, 255, 255, 0.06);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.preview-window-bar span {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.38);
}

.preview-shot {
  flex: 1 1 auto;
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center bottom;
  transition: transform 260ms ease;
}

@media (hover: hover) and (pointer: fine) {
  .preview-media:hover .preview-shot-frame {
    opacity: 0.94;
  }

  .preview-media:hover .preview-shot-frame:hover {
    opacity: 1;
    border-color: rgba(255, 255, 255, 0.2);
  }

  .preview-media:hover .preview-shot-primary:hover {
    transform: translateY(-4px) rotate(-2.5deg) scale(1.012);
    box-shadow:
      0 40px 104px rgba(0, 0, 0, 0.3),
      0 12px 32px rgba(0, 0, 0, 0.16),
      inset 0 1px 0 rgba(255, 255, 255, 0.12);
    z-index: 4;
  }

  .preview-media:hover .preview-shot-secondary:hover {
    transform: translateY(-10px) rotate(4.75deg) scale(1.026);
    box-shadow:
      0 56px 132px rgba(0, 0, 0, 0.44),
      0 18px 42px rgba(0, 0, 0, 0.24),
      inset 0 1px 0 rgba(255, 255, 255, 0.16);
    z-index: 5;
  }

  .preview-media:hover .preview-shot-frame:hover .preview-shot {
    transform: scale(1.018);
  }
}

.preview-copy {
  display: grid;
  gap: 12px;
}

.preview-copy h2 {
  margin: 0;
  font-size: clamp(1.9rem, 3vw, 2.8rem);
  line-height: 1.06;
  letter-spacing: -0.05em;
}

.preview-copy p:last-child {
  margin: 0;
}

.preview-stats,
.overview-grid,
.workflow-grid,
.download-grid,
.support-grid,
.bullet-grid,
.pay-actions {
  display: grid;
  gap: 14px;
}

.preview-stats {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.stat-item,
.overview-item,
.workflow-card,
.download-card,
.support-card,
.bullet-item,
.faq-item {
  border-radius: var(--radius-lg);
  padding: 18px;
}

.stat-item {
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(17, 17, 17, 0.06);
  transition:
    transform 220ms ease,
    box-shadow 220ms ease,
    border-color 220ms ease,
    opacity 220ms ease;
}

.stat-link {
  display: block;
  color: inherit;
  text-decoration: none;
}

.stat-link:focus-visible {
  outline: none;
  border-color: rgba(17, 17, 17, 0.12);
  box-shadow: 0 0 0 4px rgba(23, 51, 45, 0.08);
}

.stat-label {
  color: var(--muted);
  font-size: 0.82rem;
  margin-bottom: 6px;
}

.stat-value {
  font-size: 1.1rem;
  font-weight: 800;
}

@media (hover: hover) and (pointer: fine) {
  .preview-stats:hover .stat-item {
    opacity: 0.9;
  }

  .preview-stats:hover .stat-item:hover {
    opacity: 1;
    transform: translateY(-5px) scale(1.03);
    border-color: rgba(17, 17, 17, 0.12);
    box-shadow:
      0 18px 36px rgba(17, 17, 17, 0.08),
      0 8px 18px rgba(17, 17, 17, 0.05);
    z-index: 1;
  }
}

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

.overview-item {
  min-height: 160px;
  transition:
    transform 220ms ease,
    box-shadow 220ms ease,
    border-color 220ms ease,
    opacity 220ms ease;
}

.overview-item .eyebrow,
.download-card .eyebrow,
.workflow-card .eyebrow,
.support-card .eyebrow {
  margin-bottom: 10px;
}

.overview-item h3,
.workflow-card h3,
.download-card h3,
.support-card h3,
.faq-question {
  margin: 0 0 10px;
  font-size: 1.12rem;
  line-height: 1.28;
}

@media (hover: hover) and (pointer: fine) {
  .overview-grid:hover .overview-item {
    opacity: 0.9;
  }

  .overview-grid:hover .overview-item:hover {
    opacity: 1;
    transform: translateY(-6px) scale(1.03);
    border-color: rgba(17, 17, 17, 0.12);
    box-shadow:
      0 24px 48px rgba(17, 17, 17, 0.1),
      0 10px 24px rgba(17, 17, 17, 0.07);
    z-index: 2;
  }
}

.section-heading {
  max-width: 760px;
  margin-bottom: 26px;
}

.section-heading h2 {
  margin: 0;
  font-size: clamp(2.1rem, 4vw, 3.7rem);
  line-height: 1.02;
  letter-spacing: -0.05em;
}

.section-body {
  margin: 16px 0 0;
  font-size: 1rem;
}

.feature-stack {
  display: grid;
  gap: 20px;
}

.feature-card {
  display: grid;
  grid-template-columns: minmax(0, 0.68fr) minmax(0, 1.32fr);
  gap: 18px;
  padding: 20px;
  border-radius: calc(var(--radius-xl) + 4px);
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid rgba(17, 17, 17, 0.055);
  box-shadow: var(--shadow-card);
}

.feature-card.reverse {
  grid-template-columns: minmax(0, 1.32fr) minmax(0, 0.68fr);
}

.feature-card.reverse .feature-copy {
  order: 2;
}

.feature-card.reverse .feature-media {
  order: 1;
}

.feature-copy {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 16px;
  padding: 8px 8px 8px 4px;
}

.feature-copy h3 {
  margin: 0;
  font-size: clamp(1.7rem, 3vw, 2.5rem);
  line-height: 1.05;
  letter-spacing: -0.05em;
}

.feature-copy p {
  margin: 0;
  color: var(--muted-strong);
  line-height: 1.8;
}

.feature-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.feature-tag {
  padding: 8px 12px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.84rem;
  font-weight: 700;
}

.feature-media {
  position: relative;
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-self: stretch;
}

.feature-media-panel {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  min-height: 380px;
  background: transparent;
  border: 1px solid transparent;
  transition:
    transform 220ms ease,
    box-shadow 220ms ease,
    border-color 220ms ease,
    opacity 220ms ease;
}

.feature-media-trigger {
  cursor: zoom-in;
}

.feature-media-trigger:focus-visible {
  outline: none;
  border-color: rgba(17, 17, 17, 0.08);
  box-shadow: 0 0 0 4px rgba(143, 225, 188, 0.12);
}

.feature-media-panel img,
.feature-media-panel video {
  transition: transform 260ms ease;
}

@media (hover: hover) and (pointer: fine) {
  .feature-media:hover .feature-media-panel {
    opacity: 0.9;
  }

  .feature-media:hover .feature-media-panel:hover {
    opacity: 1;
    transform: translateY(-4px);
    border-color: rgba(17, 17, 17, 0.08);
    box-shadow: 0 20px 40px rgba(17, 17, 17, 0.08);
    z-index: 2;
  }

  .feature-media:hover .feature-media-panel:hover img,
  .feature-media:hover .feature-media-panel:hover video {
    transform: scale(1.045);
  }
}

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

.workflow-card {
  position: relative;
  min-height: 220px;
  transition:
    transform 220ms ease,
    box-shadow 220ms ease,
    border-color 220ms ease,
    opacity 220ms ease;
  transform-origin: center center;
}

.workflow-index {
  position: absolute;
  top: 18px;
  right: 18px;
  color: rgba(17, 17, 17, 0.12);
  font-family: "Space Grotesk", "PingFang SC", sans-serif;
  font-size: 2.6rem;
  font-weight: 700;
  line-height: 1;
}

@media (hover: hover) and (pointer: fine) {
  .workflow-grid:hover .workflow-card {
    opacity: 0.9;
  }

  .workflow-grid:hover .workflow-card:hover {
    opacity: 1;
    transform: translateY(-6px) scale(1.035);
    border-color: rgba(17, 17, 17, 0.12);
    box-shadow:
      0 28px 54px rgba(17, 17, 17, 0.12),
      0 10px 24px rgba(17, 17, 17, 0.08);
    z-index: 2;
  }
}

.split-section {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 22px;
  align-items: start;
}

.manual-links {
  margin-top: 18px;
  flex-wrap: wrap;
}

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

.faq-item {
  background: rgba(255, 255, 255, 0.54);
  transition:
    transform 220ms ease,
    box-shadow 220ms ease,
    border-color 220ms ease,
    opacity 220ms ease;
}

.faq-answer {
  margin: 0;
}

@media (hover: hover) and (pointer: fine) {
  .faq-list:hover .faq-item {
    opacity: 0.9;
  }

  .faq-list:hover .faq-item:hover {
    opacity: 1;
    transform: translateY(-5px) scale(1.025);
    border-color: rgba(17, 17, 17, 0.12);
    box-shadow:
      0 20px 40px rgba(17, 17, 17, 0.08),
      0 8px 20px rgba(17, 17, 17, 0.05);
    z-index: 1;
  }
}

.downloads-toolbar {
  justify-content: space-between;
  margin-bottom: 18px;
  flex-wrap: wrap;
}

.download-chip {
  padding: 10px 14px;
  border-radius: 999px;
  color: var(--muted-strong);
}

.download-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.download-card,
.support-card {
  display: grid;
  gap: 12px;
}

.download-meta,
.support-list,
.return-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.meta-pill {
  display: inline-flex;
  align-items: center;
  padding: 7px 10px;
  border-radius: 999px;
  background: rgba(17, 17, 17, 0.05);
  color: var(--muted-strong);
  font-size: 0.84rem;
  font-weight: 700;
}

.support-link {
  text-decoration: none;
  transition: background 180ms ease, color 180ms ease, transform 180ms ease;
}

.support-social-trigger {
  cursor: pointer;
  border: 0;
  font: inherit;
}

.support-link:hover {
  background: rgba(17, 17, 17, 0.08);
  color: var(--ink);
  transform: translateY(-1px);
}

.support-social-card {
  align-content: start;
}

.social-icon-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 4px;
}

.social-icon-button {
  width: 76px;
  height: 76px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 18px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--ink);
  text-decoration: none;
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    background 180ms ease,
    box-shadow 180ms ease,
    color 180ms ease;
}

.social-icon-button:hover {
  transform: translateY(-1px);
  border-color: rgba(17, 17, 17, 0.06);
  background: rgba(17, 17, 17, 0.035);
  box-shadow: none;
}

.social-icon-button:focus-visible {
  outline: 0;
  background: rgba(17, 17, 17, 0.04);
  box-shadow: 0 0 0 4px rgba(23, 51, 45, 0.08);
}

.social-icon-button.is-static {
  pointer-events: none;
}

.social-icon {
  width: 44px;
  height: 44px;
  display: block;
  flex: 0 0 auto;
}

.social-icon-image {
  object-fit: contain;
  object-position: center;
}

.social-icon-button[data-platform="wechat-channels"] .social-icon-image {
  width: 54px;
  height: 54px;
}

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

.download-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.activation-section .split-card {
  display: grid;
  gap: 16px;
}

.pricing-panel {
  margin-top: 22px;
}

.pricing-label {
  color: var(--muted);
  font-size: 0.88rem;
  margin-bottom: 10px;
}

.pricing-amounts {
  flex-wrap: wrap;
  gap: 16px;
}

.pricing-amounts span {
  font-family: "Space Grotesk", "PingFang SC", sans-serif;
  font-size: clamp(1.8rem, 4vw, 2.9rem);
  font-weight: 700;
  letter-spacing: -0.06em;
}

.pricing-note {
  margin: 14px 0 0;
}

.bullet-grid {
  margin-top: 16px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.bullet-item {
  min-height: 120px;
  transition:
    transform 220ms ease,
    box-shadow 220ms ease,
    border-color 220ms ease,
    opacity 220ms ease;
}

@media (hover: hover) and (pointer: fine) {
  .bullet-grid:hover .bullet-item {
    opacity: 0.9;
  }

  .bullet-grid:hover .bullet-item:hover {
    opacity: 1;
    transform: translateY(-5px) scale(1.025);
    border-color: rgba(17, 17, 17, 0.12);
    box-shadow:
      0 20px 40px rgba(17, 17, 17, 0.08),
      0 8px 20px rgba(17, 17, 17, 0.05);
    z-index: 1;
  }
}

.field-label {
  display: block;
  margin-bottom: 10px;
  color: var(--muted-strong);
  font-weight: 700;
}

.field-note {
  margin: 10px 0 0;
  color: var(--muted);
  line-height: 1.6;
  font-size: 0.92rem;
}

.field-input {
  width: 100%;
  padding: 16px 18px;
  border-radius: 18px;
  border: 1px solid rgba(17, 17, 17, 0.1);
  background: rgba(255, 255, 255, 0.74);
  color: var(--ink);
  outline: none;
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

.field-input:focus {
  border-color: rgba(23, 51, 45, 0.26);
  box-shadow: 0 0 0 4px rgba(23, 51, 45, 0.08);
}

.pay-actions {
  margin-top: 18px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.pay-card {
  display: grid;
  gap: 10px;
  padding: 18px;
  border-radius: 20px;
  text-align: left;
}

.pay-card-head {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 34px;
}

.pay-card-logo {
  display: block;
  width: auto;
  height: 28px;
  flex: 0 0 auto;
  object-fit: contain;
}

.pay-card-logo-wechat {
  height: 30px;
}

.pay-card-logo-paypal {
  height: 28px;
}

.pay-card-logo-stripe {
  height: 22px;
}

.pay-card-label {
  font-size: 1.04rem;
  font-weight: 800;
  line-height: 1.2;
}

.pay-card-meta {
  color: var(--muted);
  line-height: 1.6;
}

.payment-status {
  margin-top: 16px;
  color: var(--muted-strong);
}

.paypal-return {
  background: rgba(255, 255, 255, 0.56);
}

.paypal-modal-panel {
  width: min(560px, 100%);
}

.paypal-sdk-shell {
  margin-top: 18px;
  padding: 18px;
  border-radius: 22px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.72);
  display: grid;
  gap: 18px;
}

.paypal-sdk-status {
  margin-top: 6px;
}

.paypal-section-title {
  margin: 0 0 10px;
  font-size: 0.9rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: var(--muted-strong);
}

.paypal-wallet-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: stretch;
}

.paypal-wallet-slot {
  min-width: 0;
  min-height: 44px;
  height: 44px;
  overflow: visible;
}

#paypalApplePayWrap {
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: visible;
}

#paypalButtonContainer {
  min-height: 46px;
}

.paypal-standalone-grid {
  display: grid;
  gap: 12px;
}

#paypalPayLaterContainer {
  min-height: 46px;
}

#paypalButtonContainer,
#paypalPayLaterContainer {
  height: 46px;
  border-radius: 23px;
  overflow: hidden;
  background: transparent !important;
  line-height: 0;
}

#paypalButtonContainer > div,
#paypalPayLaterContainer > div,
#paypalButtonContainer iframe,
#paypalPayLaterContainer iframe {
  border-radius: inherit !important;
  overflow: hidden !important;
  background: transparent !important;
}

#paypalButtonContainer iframe,
#paypalPayLaterContainer iframe {
  display: block;
  width: 100% !important;
  height: 46px !important;
  border: 0 !important;
}

#paypalGooglePayContainer {
  min-height: 44px;
  height: 44px;
}

#paypalGooglePayContainer button {
  width: 100% !important;
  max-width: none !important;
  height: 44px !important;
  min-height: 44px !important;
  border-radius: 20px !important;
  box-sizing: border-box !important;
}

.wallet-apple-pay-button {
  overflow: hidden;
  display: block;
  width: calc(100% - 2px);
  max-width: 100%;
  height: 44px;
  min-height: 44px;
  min-width: 0;
  margin: 0 auto;
  border-radius: 20px;
  box-sizing: border-box;
  justify-self: center;
  --apple-pay-button-width: 100%;
  --apple-pay-button-height: 44px;
  --apple-pay-button-border-radius: 20px;
}

.stripe-sdk-shell {
  gap: 16px;
}

.stripe-express-element {
  min-height: 44px;
}

.stripe-payment-element {
  min-height: 140px;
  padding: 14px 16px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.9);
}

.paypal-card-grid {
  display: grid;
  gap: 12px;
}

.paypal-card-inline {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.paypal-card-field-group {
  display: grid;
  gap: 8px;
}

.paypal-card-field {
  min-height: 52px;
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.9);
}

.paypal-legacy-hint {
  margin: 14px 0 0;
  color: var(--muted);
}

.paypal-return-head {
  margin-bottom: 16px;
}

.paypal-return-head h3 {
  margin: 0 0 10px;
  font-size: 1.4rem;
}

.return-meta {
  margin-bottom: 14px;
}

.support-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.site-footer {
  padding: 0 24px 34px;
}

.footer-shell {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 24px 28px;
  border-radius: var(--radius-xl);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.84);
  box-shadow: var(--shadow-soft);
  display: flex;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
}

.footer-brand {
  font-family: "Space Grotesk", "PingFang SC", sans-serif;
  font-size: 1.2rem;
  font-weight: 700;
}

.footer-brand-row {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.footer-logo {
  width: 40px;
  height: 40px;
  object-fit: contain;
  flex: 0 0 auto;
}

.footer-left p {
  margin: 8px 0 0;
  color: var(--muted);
}

.footer-right {
  flex-wrap: wrap;
  justify-content: flex-end;
}

.legal-modal-panel {
  width: min(1120px, 100%);
}

.social-modal-panel {
  width: min(860px, 100%);
}

.media-modal-panel {
  width: min(1320px, 100%);
  padding: 18px;
  background: rgba(10, 10, 10, 0.92);
  border-color: rgba(255, 255, 255, 0.12);
}

.media-modal-panel .modal-close {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.14);
  color: #f7f3eb;
}

.media-modal-title {
  margin: 4px 56px 14px 8px;
  color: #f7f3eb;
  font-size: clamp(1.2rem, 2.1vw, 1.65rem);
  line-height: 1.2;
}

.media-modal-stage {
  min-height: min(82vh, 900px);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.04);
}

.media-modal-image,
.media-modal-video {
  width: 100%;
  max-height: calc(100vh - 150px);
  object-fit: contain;
  display: block;
}

.media-modal-video {
  background: #000000;
}

.social-modal-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 18px;
  align-items: start;
}

.social-qr-panel {
  min-height: 320px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 18px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.62);
  border: 1px solid rgba(17, 17, 17, 0.08);
}

.social-qr-image {
  width: min(360px, 100%);
  max-height: 480px;
  object-fit: contain;
  border-radius: 20px;
}

.social-qr-fallback {
  color: var(--muted);
  text-align: center;
  line-height: 1.8;
  max-width: 26ch;
}

.social-modal-copy {
  display: grid;
  gap: 16px;
}

.social-modal-actions {
  justify-content: flex-start;
  flex-wrap: wrap;
}

.legal-modal-tabs {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 18px;
}

.legal-modal-tabs .secondary-button.is-active {
  color: #f9f7f2;
  background: linear-gradient(135deg, var(--accent) 0%, #1f4940 100%);
  border-color: transparent;
}

.legal-frame {
  width: 100%;
  min-height: 70vh;
  border: 1px solid rgba(17, 17, 17, 0.08);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.78);
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  padding: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(17, 17, 17, 0.38);
  backdrop-filter: blur(10px);
  z-index: 20;
}

.modal-panel {
  position: relative;
  width: min(980px, 100%);
  max-height: calc(100vh - 48px);
  overflow: auto;
  border-radius: 30px;
  padding: 26px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 251, 247, 0.92);
  box-shadow: 0 40px 120px rgba(17, 17, 17, 0.2);
}

.modal-head {
  padding-right: 34px;
  margin-bottom: 20px;
}

.modal-head h2 {
  margin: 0;
  font-size: clamp(1.8rem, 3vw, 2.7rem);
  line-height: 1.06;
}

.modal-head p:last-child {
  margin: 12px 0 0;
}

.modal-close {
  position: absolute;
  top: 18px;
  right: 18px;
  width: 42px;
  height: 42px;
  border: 1px solid rgba(17, 17, 17, 0.08);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  color: var(--ink);
  font-size: 1.4rem;
  line-height: 1;
}

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

.pay-modal {
  width: min(560px, 100%);
}

.qr-shell {
  display: flex;
  justify-content: center;
  padding: 20px;
}

.qr-image {
  width: min(320px, 100%);
  aspect-ratio: 1;
  object-fit: contain;
  border-radius: 24px;
  background: #ffffff;
  padding: 18px;
  border: 1px solid rgba(17, 17, 17, 0.08);
}

.toast-stack {
  position: fixed;
  right: 20px;
  bottom: 20px;
  display: grid;
  gap: 10px;
  z-index: 24;
}

.toast {
  min-width: 280px;
  max-width: 360px;
  border-radius: 18px;
  padding: 16px 18px;
}

.toast-success {
  border-color: rgba(14, 122, 87, 0.22);
  background: rgba(230, 249, 241, 0.92);
}

.toast-error {
  border-color: rgba(200, 112, 61, 0.24);
  background: rgba(255, 241, 235, 0.92);
}

.toast-info {
  background: rgba(255, 251, 246, 0.92);
}

.hidden {
  display: none !important;
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 650ms ease, transform 650ms ease;
}

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

@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --bg: #111412;
    --bg-strong: #181c19;
    --surface: rgba(21, 24, 22, 0.82);
    --surface-strong: rgba(27, 31, 28, 0.94);
    --surface-contrast: #f3ede3;
    --ink: #f3ede3;
    --muted: #aca599;
    --muted-strong: #d6d0c6;
    --line: rgba(255, 255, 255, 0.08);
    --line-strong: rgba(255, 255, 255, 0.14);
    --accent: #e0c28f;
    --accent-soft: rgba(224, 194, 143, 0.14);
    --accent-warm: #d18a57;
    --shadow-soft: 0 30px 90px rgba(0, 0, 0, 0.28);
    --shadow-card: 0 30px 80px rgba(0, 0, 0, 0.3);
  }

  body {
    background: linear-gradient(180deg, #090b0a 0%, var(--bg) 42%, #141815 100%);
  }

  .ambient-a {
    background: rgba(203, 111, 56, 0.16);
  }

  .ambient-b {
    background: rgba(103, 136, 72, 0.14);
  }

  .ambient-c {
    background: rgba(68, 114, 120, 0.12);
  }

  .header-shell {
    background: rgba(14, 17, 16, 0.76);
    border-color: rgba(255, 255, 255, 0.08);
  }

  .lang-switch {
    background: rgba(255, 255, 255, 0.06);
  }

  .lang-button.is-active {
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 10px 22px rgba(0, 0, 0, 0.22);
  }

  .chip {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.08);
  }

  .nav-toggle {
    background: rgba(18, 21, 20, 0.88);
    border-color: rgba(255, 255, 255, 0.08);
  }

  .stat-item {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.08);
  }

  .feature-card {
    background: rgba(19, 22, 20, 0.76);
    border-color: rgba(255, 255, 255, 0.08);
  }

  .workflow-index {
    color: rgba(255, 255, 255, 0.14);
  }

  .faq-item {
    background: rgba(255, 255, 255, 0.05);
  }

  .meta-pill {
    background: rgba(255, 255, 255, 0.06);
  }

  .social-icon-button:hover {
    border-color: rgba(255, 255, 255, 0.08);
    background: rgba(255, 255, 255, 0.05);
  }

  .social-icon-button:focus-visible {
    background: rgba(255, 255, 255, 0.06);
    box-shadow: 0 0 0 4px rgba(135, 170, 88, 0.14);
  }

  .field-input {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.08);
  }

  .field-input:focus {
    border-color: rgba(226, 135, 74, 0.32);
    box-shadow: 0 0 0 4px rgba(226, 135, 74, 0.12);
  }

  .paypal-return {
    background: rgba(255, 255, 255, 0.05);
  }

  .paypal-sdk-shell {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.08);
  }

  .paypal-card-field {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.08);
  }

  .footer-shell {
    background: rgba(16, 19, 18, 0.78);
  }

  .social-qr-panel {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.08);
  }

  .legal-frame {
    background: rgba(16, 19, 18, 0.92);
    border-color: rgba(255, 255, 255, 0.08);
  }

  .modal-backdrop {
    background: rgba(4, 6, 5, 0.68);
  }

  .modal-panel {
    background: rgba(14, 17, 16, 0.92);
    border-color: rgba(255, 255, 255, 0.08);
  }

  .modal-close {
    border-color: rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.08);
  }

  .toast-success {
    border-color: rgba(94, 170, 132, 0.24);
    background: rgba(20, 41, 32, 0.94);
  }

  .toast-error {
    border-color: rgba(209, 138, 87, 0.24);
    background: rgba(50, 28, 20, 0.94);
  }

  .toast-info {
    background: rgba(26, 30, 28, 0.94);
  }

  .legal-modal-tabs .secondary-button.is-active {
    color: #fff8f1;
    background: linear-gradient(135deg, var(--brand-carrot) 0%, var(--brand-carrot-deep) 100%);
  }
}

@media (prefers-color-scheme: dark) and (max-width: 1080px) {
  .nav-wrap {
    background: rgba(14, 17, 16, 0.96);
    border-color: rgba(255, 255, 255, 0.08);
  }
}

@media (max-width: 1080px) {
  .header-shell {
    border-radius: 28px;
    padding: 16px;
  }

  .nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-left: auto;
  }

  .nav-wrap {
    position: absolute;
    left: auto;
    right: 0;
    top: calc(100% + 12px);
    width: min(320px, calc(100vw - 32px));
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
    padding: 14px;
    border-radius: 22px;
    background: rgba(14, 17, 16, 0.94);
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 28px 60px rgba(0, 0, 0, 0.28);
    backdrop-filter: blur(20px);
    z-index: 25;
  }

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

  .nav-links {
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
  }

  .nav-links a {
    min-height: 44px;
    padding: 10px 12px;
    border-radius: 14px;
    color: #f3ede3;
    background: rgba(255, 255, 255, 0.04);
  }

  .nav-links a:hover,
  .nav-links a:focus-visible {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.08);
    transform: none;
  }

  .header-actions {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
  }

  .header-actions > .lang-switch {
    align-self: flex-start;
  }

  .header-actions > #headerDownload,
  .header-actions > #headerActivate {
    display: none;
  }

  .hero,
  .split-section,
  .feature-card,
  .feature-card.reverse {
    grid-template-columns: 1fr;
  }

  .preview-media {
    min-height: 560px;
  }

  .preview-shot-primary {
    left: 18px;
    top: 24px;
    bottom: 42px;
    width: min(68%, 460px);
  }

  .preview-shot-secondary {
    right: 18px;
    top: 106px;
    bottom: 122px;
    width: min(34%, 230px);
  }

  .overview-grid,
  .preview-stats,
  .workflow-grid,
  .download-grid,
  .support-grid,
  .bullet-grid,
  .pay-actions,
  .modal-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .social-modal-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .site-header {
    padding: 16px 16px 0;
  }

  .header-shell {
    padding: 14px 16px;
    border-radius: 24px;
  }

  .brand {
    gap: 12px;
  }

  .brand-mark {
    width: 56px;
    height: 56px;
    border-radius: 16px;
  }

  .brand-name {
    font-size: 0.96rem;
  }

  .brand-sub {
    font-size: 0.76rem;
  }

  .nav-toggle {
    width: 44px;
    height: 44px;
    flex: 0 0 44px;
  }

  .nav-wrap {
    right: 0;
    padding: 16px;
    width: min(300px, calc(100vw - 32px));
    border-radius: 20px;
  }

  .page-shell {
    padding: 18px 16px 96px;
  }

  .hero {
    gap: 20px;
    min-height: auto;
  }

  .hero-kicker {
    margin-bottom: 12px;
    font-size: 0.78rem;
    letter-spacing: 0.14em;
  }

  .hero-title {
    max-width: none;
    font-size: clamp(2.45rem, 14vw, 4.4rem);
    line-height: 0.98;
  }

  .hero-body {
    margin-top: 16px;
    font-size: 0.98rem;
    line-height: 1.72;
  }

  .hero-actions-row {
    margin-top: 22px;
    gap: 10px;
  }

  .chip-row {
    margin-top: 18px;
    gap: 10px;
  }

  .chip {
    padding: 9px 12px;
    font-size: 0.92rem;
  }

  .overview-grid,
  .preview-stats,
  .workflow-grid,
  .download-grid,
  .support-grid,
  .bullet-grid,
  .pay-actions,
  .modal-grid,
  .feature-media {
    grid-template-columns: 1fr;
  }

  .social-modal-layout {
    grid-template-columns: 1fr;
  }

  .support-social-card .social-icon-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 8px;
    justify-items: center;
  }

  .social-icon-button {
    width: 64px;
    height: 64px;
    border-radius: 16px;
  }

  .social-icon {
    width: 36px;
    height: 36px;
  }

  .social-icon-button[data-platform="wechat-channels"] .social-icon-image {
    width: 42px;
    height: 42px;
  }

  .section {
    padding-top: 36px;
  }

  .footer-right {
    width: 100%;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    gap: 8px;
  }

  .footer-right .text-link {
    display: flex;
    width: 100%;
    justify-content: flex-start;
  }

  .signal-card,
  .split-card,
  .pricing-panel,
  .paypal-return,
  .payment-status {
    padding: 18px;
  }

  .preview-media {
    min-height: 600px;
    padding: 16px;
  }

  .preview-shot-frame {
    position: relative;
    inset: auto;
    width: 100%;
    max-width: none;
    transform: none;
  }

  .preview-shot-primary {
    top: auto;
    bottom: auto;
    margin-bottom: 14px;
  }

  .paypal-wallet-grid,
  .paypal-card-inline {
    grid-template-columns: 1fr;
  }

  .preview-shot-secondary {
    top: auto;
    bottom: auto;
  }

  .feature-media-panel {
    min-height: 300px;
  }

  .media-modal-panel {
    padding: 14px;
  }

  .media-modal-title {
    margin: 4px 50px 12px 4px;
  }

  .media-modal-stage {
    min-height: 72vh;
    border-radius: 20px;
  }

  .modal-backdrop {
    padding: 14px;
  }

  .modal-panel {
    padding: 20px;
    border-radius: 24px;
  }

  .legal-frame {
    min-height: 62vh;
  }

  .footer-shell {
    padding: 20px;
  }
}

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

  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
}