/* 新域网站首页方案 A：所有首页规则限定在 body.workbench-home。 */
body.workbench-home {
  overflow-x: clip;
  color: var(--workbench-ink);
  background: var(--workbench-page);
}

body.workbench-home a {
  color: inherit;
  text-decoration: none;
}

body.workbench-home button {
  font: inherit;
}

body.workbench-home,
body.workbench-home *,
body.workbench-home *::before,
body.workbench-home *::after {
  box-sizing: border-box;
}

body.workbench-home::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 100;
  pointer-events: none;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  opacity: .045;
  mix-blend-mode: multiply;
}

body.workbench-home .workbench-canvas {
  z-index: 0;
  opacity: .28;
}

body.workbench-home .stage {
  position: relative;
  z-index: 1;
  display: block;
  min-height: 0;
  overflow: clip;
  color: var(--workbench-ink);
  background: transparent;
}

body.workbench-home .glow {
  position: fixed;
  z-index: 0;
  pointer-events: none;
  border-radius: 50%;
}

body.workbench-home .glow-a {
  width: 58vw;
  height: 58vw;
  left: -20vw;
  top: -22vw;
  background: radial-gradient(circle, color-mix(in srgb, var(--workbench-sage) 13%, transparent), transparent 62%);
  animation: home-glow-a 26s var(--workbench-ease) infinite alternate;
}

body.workbench-home .glow-b {
  width: 52vw;
  height: 52vw;
  right: -16vw;
  bottom: -24vw;
  background: radial-gradient(circle, color-mix(in srgb, var(--workbench-structure) 11%, transparent), transparent 62%);
  animation: home-glow-b 32s var(--workbench-ease) infinite alternate;
}

body.workbench-home .glow-c {
  width: 34vw;
  height: 34vw;
  right: 12vw;
  top: -16vw;
  background: radial-gradient(circle, color-mix(in srgb, var(--workbench-accent) 7%, transparent), transparent 60%);
  animation: home-glow-c 38s var(--workbench-ease) infinite alternate-reverse;
}

body.workbench-home .topbar,
body.workbench-home .hero,
body.workbench-home .lines,
body.workbench-home .status-line {
  width: min(1240px, calc(100% - 40px));
  position: relative;
  z-index: 1;
}

body.workbench-home .topbar {
  min-height: 0;
  margin: 0 auto;
  padding: 22px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border: 0;
  color: var(--workbench-ink);
  background: transparent;
  backdrop-filter: none;
  animation: home-drop-in .7s var(--workbench-ease) backwards;
}

body.workbench-home .brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  color: var(--workbench-ink);
}

body.workbench-home .brand .mark {
  width: 44px;
  height: 44px;
  flex: none;
  display: grid;
  place-items: center;
  border: 0;
  border-radius: var(--workbench-radius-sm);
  color: var(--workbench-surface);
  background: var(--workbench-structure);
  box-shadow: var(--workbench-shadow-rest);
  font-size: 20px;
  font-weight: 800;
}

body.workbench-home .brand > span:last-child {
  display: grid;
  gap: 1px;
  line-height: 1.15;
}

body.workbench-home .brand .name {
  color: var(--workbench-ink);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: .02em;
}

body.workbench-home .brand .en {
  color: var(--workbench-muted);
  font-size: 10.5px;
  letter-spacing: .22em;
}

body.workbench-home .nav-toggle {
  display: none;
  flex: none;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 4px;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--workbench-line);
  border-radius: var(--workbench-radius-sm);
  color: var(--workbench-ink);
  background: var(--workbench-surface);
  box-shadow: var(--workbench-shadow-rest);
  cursor: pointer;
}

body.workbench-home .nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 0;
  border-radius: 999px;
  background: currentColor;
}

body.workbench-home .nav-toggle:hover,
body.workbench-home .nav-toggle:focus-visible {
  color: var(--workbench-ink);
  background: var(--workbench-surface-soft);
  box-shadow: var(--workbench-shadow-active);
}

body.workbench-home .nav {
  display: flex;
  align-items: center;
  gap: 26px;
  color: var(--workbench-muted);
  font-size: 14.5px;
}

body.workbench-home .nav-links {
  display: flex;
  align-items: center;
  gap: 26px;
}

body.workbench-home .nav a {
  color: inherit;
  transform: translate3d(0, 0, 0);
  transition: transform var(--workbench-motion-fast) var(--workbench-ease), opacity var(--workbench-motion-fast) var(--workbench-ease);
}

body.workbench-home .nav a:hover,
body.workbench-home .nav a:focus-visible {
  color: var(--workbench-ink);
  transform: translate3d(0, -1px, 0);
}

body.workbench-home .nav .nav-support {
  padding: 9px 18px;
  border-radius: var(--workbench-radius-lg);
  color: var(--workbench-surface);
  background: var(--workbench-structure);
  box-shadow: var(--workbench-shadow-rest);
  font-size: 14px;
}

body.workbench-home .nav .nav-support:hover,
body.workbench-home .nav .nav-support:focus-visible {
  color: var(--workbench-surface);
  background: var(--workbench-structure-deep);
  box-shadow: var(--workbench-shadow-active);
  transform: translate3d(0, -2px, 0);
}

body.workbench-home .hero {
  min-height: calc(84vh - 96px);
  margin: 0 auto;
  padding: 40px 32px 72px;
  display: grid;
  grid-template-columns: minmax(0, 44fr) minmax(0, 56fr);
  gap: 24px;
  align-items: center;
  overflow: clip;
}

body.workbench-home .hero-copy {
  position: relative;
  z-index: 2;
  display: block;
  justify-items: initial;
  align-self: center;
  min-width: 0;
  padding-top: 0;
  text-align: left;
}

body.workbench-home .workbench-reveal,
body.workbench-home .workbench-reveal.workbench-revealed {
  opacity: 1;
  transform: none;
  transition: none;
}

body.workbench-home .copy > * {
  animation: home-rise-in .8s var(--workbench-ease) backwards;
  animation-delay: var(--d, 0s);
}

body.workbench-home .eyebrow {
  --d: .15s;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 26px;
  padding: 7px 16px;
  border-radius: var(--workbench-radius-lg);
  color: var(--workbench-surface);
  background: var(--workbench-structure);
  box-shadow: none;
  backdrop-filter: none;
  font-size: 12.5px;
  letter-spacing: .12em;
}

body.workbench-home .eyebrow::before {
  content: "";
  width: 6px;
  height: 6px;
  flex: none;
  border-radius: 50%;
  background: var(--workbench-sage);
  box-shadow: none;
}

body.workbench-home h1 {
  --d: .25s;
  margin: 0 0 22px;
  color: var(--workbench-ink);
  font-size: clamp(44px, 5.2vw, 68px);
  line-height: 1.12;
  letter-spacing: .01em;
  font-weight: 800;
  text-shadow: none;
}

body.workbench-home .sub {
  --d: .35s;
  max-width: 30em;
  margin: 0 0 34px;
  color: var(--workbench-muted);
  font-size: 17.5px;
}

body.workbench-home .sub strong {
  color: var(--workbench-ink);
  font-weight: 600;
}

body.workbench-home .cta-row {
  --d: .45s;
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 38px;
}

body.workbench-home .btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 15px 28px;
  border-radius: var(--workbench-radius-lg);
  font-size: 15.5px;
  font-weight: 600;
  transform: translate3d(0, 0, 0);
  will-change: transform, opacity;
  transition: transform var(--workbench-motion-fast) var(--workbench-ease), opacity var(--workbench-motion-fast) var(--workbench-ease);
}

body.workbench-home .btn-primary {
  color: var(--workbench-surface);
  background: var(--workbench-structure);
  box-shadow: var(--workbench-shadow-rest);
}

body.workbench-home .btn-primary:hover,
body.workbench-home .btn-primary:focus-visible {
  color: var(--workbench-surface);
  background: var(--workbench-structure-deep);
  box-shadow: var(--workbench-shadow-active);
  transform: translate3d(0, -2px, 0);
}

body.workbench-home .btn-ghost {
  border: 1.5px solid var(--workbench-line);
  color: var(--workbench-ink);
  background: transparent;
}

body.workbench-home .btn-ghost:hover,
body.workbench-home .btn-ghost:focus-visible {
  border-color: var(--workbench-structure);
  transform: translate3d(0, -2px, 0);
}

body.workbench-home .trust {
  --d: .55s;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  color: var(--workbench-muted);
  font-size: 13.5px;
}

body.workbench-home .trust span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

body.workbench-home .trust i {
  width: 6px;
  height: 6px;
  flex: none;
  border-radius: 50%;
  background: var(--workbench-sage);
}

body.workbench-home .visual {
  position: relative;
  z-index: 1;
  min-width: 0;
  height: 560px;
  perspective: 1400px;
}

body.workbench-home .visual-inner {
  position: absolute;
  inset: 0;
  transform: none;
}

body.workbench-home .blob {
  position: absolute;
  inset: 8% 4% 10% 10%;
  border-radius: 48% 52% 55% 45% / 55% 48% 52% 45%;
  background:
    radial-gradient(ellipse at 30% 30%, color-mix(in srgb, var(--workbench-sage) 14%, transparent), transparent 55%),
    radial-gradient(ellipse at 75% 70%, color-mix(in srgb, var(--workbench-structure) 13%, transparent), transparent 55%),
    radial-gradient(ellipse at 60% 20%, color-mix(in srgb, var(--workbench-accent) 8%, transparent), transparent 50%);
  animation: home-blob-breath 9s var(--workbench-ease) infinite alternate;
}

body.workbench-home .shot {
  position: absolute;
  margin: 0;
  padding: 10px;
  border-radius: var(--workbench-radius-md);
  background: var(--workbench-surface);
  box-shadow: var(--workbench-shadow-active);
  animation: home-card-in .9s var(--workbench-ease) backwards;
  animation-delay: var(--d, .3s);
  will-change: transform, opacity;
}

body.workbench-home .shot img {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: var(--workbench-radius-sm);
  object-fit: cover;
  transition: opacity 550ms var(--workbench-ease);
}

body.workbench-home .shot-main {
  --d: .45s;
  --home-base-transform: rotate(-2.5deg);
  width: 62%;
  aspect-ratio: 16 / 10;
  left: 4.8%;
  top: 16%;
  z-index: 2;
  transform: translate3d(0, 0, 0) var(--home-base-transform);
}

body.workbench-home .shot-second {
  --d: .62s;
  --home-base-transform: rotate(2.5deg);
  width: 44%;
  aspect-ratio: 16 / 10;
  right: 0;
  top: 4%;
  z-index: 1;
  transform: translate3d(0, 0, 0) var(--home-base-transform);
}

body.workbench-home .shot-tool {
  --d: .79s;
  --home-base-transform: rotate(-3.5deg);
  width: 34%;
  aspect-ratio: 1 / 1;
  right: 12%;
  bottom: 4%;
  z-index: 3;
  transform: translate3d(0, 0, 0) var(--home-base-transform);
}

body.workbench-home .shot-link {
  display: block;
  color: inherit;
  text-decoration: none;
  cursor: pointer;
  transform: translate3d(0, 0, 0);
  transition: box-shadow var(--workbench-motion-fast) var(--workbench-ease);
}

body.workbench-home .shot-link .shot-face {
  display: block;
  width: 100%;
  height: 100%;
  margin: 0;
  transform: translate3d(0, 0, 0) var(--home-base-transform);
}

body.workbench-home .shot-link:hover,
body.workbench-home .shot-link:focus-visible {
  box-shadow: var(--workbench-shadow-active);
}

body.workbench-home .tag {
  --home-base-transform: rotate(0deg);
  position: absolute;
  z-index: 4;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  border-radius: var(--workbench-radius-lg);
  box-shadow: var(--workbench-shadow-rest);
  font-size: 13px;
  font-weight: 600;
  animation: home-pop-in .7s var(--workbench-ease) backwards;
  animation-delay: var(--d, 1.1s);
  will-change: transform, opacity;
}

body.workbench-home .tag-vr {
  --d: 1.05s;
  --home-base-transform: rotate(-2deg);
  left: 0;
  bottom: 22%;
  color: var(--workbench-surface);
  background: var(--workbench-sage);
  transform: translate3d(0, 0, 0) var(--home-base-transform);
}

body.workbench-home .tag-edit {
  --d: 1.2s;
  --home-base-transform: rotate(1.5deg);
  right: 4%;
  top: 44%;
  color: var(--workbench-ink);
  background: var(--workbench-surface);
  transform: translate3d(0, 0, 0) var(--home-base-transform);
}

body.workbench-home .tag-free {
  --d: 1.35s;
  --home-base-transform: rotate(-1.5deg);
  right: 26%;
  bottom: -1%;
  color: var(--workbench-surface);
  background: var(--workbench-accent);
  transform: translate3d(0, 0, 0) var(--home-base-transform);
}

body.workbench-home .tag i {
  width: 7px;
  height: 7px;
  flex: none;
  border-radius: 50%;
  background: currentColor;
  opacity: .85;
}

body.workbench-home .tag-link {
  color: inherit;
  text-decoration: none;
  cursor: pointer;
  transition: box-shadow var(--workbench-motion-fast) var(--workbench-ease);
}

body.workbench-home .tag-link:hover,
body.workbench-home .tag-link:focus-visible {
  box-shadow: var(--workbench-shadow-active);
}

body.workbench-home .fx {
  --home-base-transform: rotate(0deg);
  position: absolute;
  z-index: 0;
  pointer-events: none;
  color: var(--workbench-structure);
  opacity: .3;
  animation: home-fx-float var(--t, 12s) var(--workbench-ease) infinite alternate;
  animation-delay: var(--fd, 0s);
  transform: translate3d(0, 0, 0) var(--home-base-transform);
  will-change: transform, opacity;
}

body.workbench-home .fx-sage { color: var(--workbench-sage); }
body.workbench-home .fx-structure { color: var(--workbench-structure); }
body.workbench-home .fx-accent { color: var(--workbench-accent); }

body.workbench-home .lines {
  margin: 0 auto;
  padding: 26px 32px 88px;
  border-radius: var(--workbench-radius-lg) var(--workbench-radius-lg) 0 0;
  background: linear-gradient(180deg, transparent, var(--workbench-surface-soft) 22%);
}

body.workbench-home .lines h2 {
  margin: 0 0 18px;
  color: var(--workbench-muted);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: .06em;
}

body.workbench-home .line-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  align-items: stretch;
}

body.workbench-home .line-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
  overflow: hidden;
  padding: 20px 20px 18px;
  border: 1px solid color-mix(in srgb, var(--workbench-structure) 16%, var(--workbench-line));
  border-radius: 24px;
  color: var(--workbench-ink);
  background: var(--workbench-surface);
  box-shadow: var(--workbench-shadow-rest);
  transition: border-color var(--workbench-motion-fast) var(--workbench-ease), box-shadow var(--workbench-motion-fast) var(--workbench-ease), filter var(--workbench-motion-fast) var(--workbench-ease);
}

body.workbench-home .line-card:hover,
body.workbench-home .line-card:focus-visible {
  border-color: var(--workbench-structure);
  box-shadow: var(--workbench-shadow-active);
  filter: brightness(1.012);
}

body.workbench-home .line-card-tools {
  border-color: color-mix(in srgb, var(--workbench-sage) 30%, var(--workbench-line));
  background: color-mix(in srgb, var(--workbench-sage) 7%, var(--workbench-surface));
}

body.workbench-home .line-card-courseware {
  border-color: color-mix(in srgb, var(--workbench-structure) 30%, var(--workbench-line));
  background: color-mix(in srgb, var(--workbench-structure) 6%, var(--workbench-surface));
}

body.workbench-home .line-card-recording {
  border-color: color-mix(in srgb, var(--workbench-accent) 32%, var(--workbench-line));
  background: color-mix(in srgb, var(--workbench-accent) 7%, var(--workbench-surface));
}

body.workbench-home .line-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-width: 0;
  gap: 10px;
}

body.workbench-home .lc-title {
  min-width: 0;
  color: var(--workbench-ink);
  font-size: 21px;
  font-weight: 800;
  letter-spacing: -.025em;
}

body.workbench-home .lc-badge {
  flex: none;
  padding: 6px 10px;
  border: 1px solid currentColor;
  border-radius: var(--workbench-radius-lg);
  font-size: 12px;
  font-weight: 800;
  line-height: 1;
}

body.workbench-home .lc-badge-free {
  color: var(--workbench-sage);
  background: color-mix(in srgb, var(--workbench-sage) 12%, var(--workbench-surface));
}

body.workbench-home .lc-badge-buy {
  color: var(--workbench-structure);
  background: color-mix(in srgb, var(--workbench-structure) 10%, var(--workbench-surface));
}

body.workbench-home .lc-badge-city {
  color: var(--workbench-accent);
  background: color-mix(in srgb, var(--workbench-accent) 11%, var(--workbench-surface));
}

body.workbench-home .line-preview {
  position: relative;
  min-width: 0;
  height: 136px;
  min-height: 136px;
  margin: 14px 0 14px;
  overflow: hidden;
  border: 1px solid var(--workbench-line);
  border-radius: 18px;
  background: color-mix(in srgb, var(--workbench-surface-soft) 86%, white);
}

body.workbench-home .line-preview-image {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

body.workbench-home .courseware-preview-media {
  position: relative;
  display: block;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

body.workbench-home .courseware-preview-image {
  position: absolute;
  display: block;
  width: 65%;
  height: 82%;
  overflow: hidden;
  border: 1px solid var(--workbench-line);
  border-radius: var(--workbench-radius-sm);
  background: var(--workbench-surface);
  box-shadow: var(--workbench-shadow-rest);
}

body.workbench-home .courseware-preview-image img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

body.workbench-home .courseware-preview-image-one {
  left: 8%;
  top: 10%;
  transform: rotate(-1.5deg);
}

body.workbench-home .courseware-preview-image-two {
  right: 8%;
  bottom: 10%;
  transform: rotate(1.5deg);
}

body.workbench-home .line-preview-courseware .slide-stack {
  display: none;
}

body.workbench-home .line-preview .cover-list,
body.workbench-home .line-preview .slide-stack {
  position: static;
  inset: auto;
  width: 100%;
  height: 100%;
  min-width: 0;
  padding: 8px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px;
  align-content: stretch;
  pointer-events: auto;
}

body.workbench-home .line-preview .mini-resource,
body.workbench-home .line-preview .mini-slide {
  position: relative;
  display: block;
  min-width: 0;
  min-height: 0;
  overflow: hidden;
  border: 1px solid var(--workbench-line);
  border-radius: var(--workbench-radius-sm);
  background: var(--workbench-surface);
  box-shadow: var(--workbench-shadow-rest);
  transition: box-shadow var(--workbench-motion-fast) var(--workbench-ease), border-color var(--workbench-motion-fast) var(--workbench-ease);
}

body.workbench-home .line-preview .mini-resource:hover,
body.workbench-home .line-preview .mini-slide:hover {
  z-index: 1;
  box-shadow: var(--workbench-shadow-active);
  border-color: var(--workbench-structure);
}

body.workbench-home .line-preview .mini-resource img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 28px;
  object-fit: cover;
  opacity: .9;
}

body.workbench-home .line-preview .mini-resource em {
  position: absolute;
  left: 4px;
  right: 4px;
  bottom: 4px;
  overflow: hidden;
  padding: 3px 4px;
  border-radius: var(--workbench-radius-sm);
  color: var(--workbench-surface);
  background: color-mix(in srgb, var(--workbench-ink) 72%, transparent);
  font-size: 8px;
  font-style: normal;
  line-height: 1.1;
  text-overflow: ellipsis;
  white-space: nowrap;
}

body.workbench-home .line-preview .mini-slide {
  display: block;
  padding: 0;
  color: var(--workbench-ink);
  background: linear-gradient(135deg, color-mix(in srgb, var(--workbench-structure) 13%, var(--workbench-surface)), var(--workbench-surface));
}

body.workbench-home .line-preview .mini-slide.two {
  background: linear-gradient(135deg, color-mix(in srgb, var(--workbench-accent) 12%, var(--workbench-surface)), var(--workbench-surface));
}

body.workbench-home .line-preview .mini-slide img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

body.workbench-home .line-preview-recording {
  display: block;
  padding: 0;
  background: var(--workbench-surface);
}

body.workbench-home .lc-desc {
  min-height: 2.9em;
  margin: 10px 0 0;
  color: var(--workbench-muted);
  font-size: 15px;
  line-height: 1.5;
}

body.workbench-home .lc-go {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: auto;
  color: var(--workbench-structure);
  font-size: 15px;
  font-weight: 800;
  letter-spacing: .01em;
}

body.workbench-home .line-card-recording .lc-go {
  color: var(--workbench-accent);
}

body.workbench-home .status-line {
  min-height: 64px;
  margin: 0 auto;
  padding: 14px 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px 18px;
  border-top: 1px solid var(--workbench-line);
  color: var(--workbench-muted);
  background: transparent;
  backdrop-filter: none;
  font-size: 13px;
  text-align: center;
}

body.workbench-home .status-line a {
  color: var(--workbench-structure);
}

body.workbench-home .status-line a:hover {
  color: var(--workbench-structure-deep);
}

body.workbench-home .contact-modal {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 24px;
  z-index: 80;
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
  overflow-y: auto;
  overscroll-behavior: contain;
  background: color-mix(in srgb, var(--workbench-ink) 44%, transparent);
  backdrop-filter: blur(7px);
  transition: opacity 260ms var(--workbench-ease), visibility 0s linear 260ms;
}

body.workbench-home .contact-modal.is-open {
  visibility: visible;
  opacity: 1;
  pointer-events: auto;
  transition-delay: 0s;
}

body.workbench-home .contact-card {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  width: min(860px, 100%);
  max-height: min(660px, calc(100svh - 48px));
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 320px);
  align-items: center;
  gap: clamp(26px, 5vw, 64px);
  padding: clamp(28px, 4vw, 48px);
  border: 1px solid var(--workbench-line);
  border-radius: var(--workbench-radius-lg);
  color: var(--workbench-ink);
  background: var(--workbench-surface);
  box-shadow: var(--workbench-shadow-active);
  opacity: 0;
  transform: translate3d(0, 10px, 0);
  transition: opacity 280ms var(--workbench-ease), transform 280ms var(--workbench-ease);
}

body.workbench-home .contact-card::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(90deg, rgba(255, 253, 252, .94), rgba(255, 253, 252, .8) 64%, rgba(255, 253, 252, .66)),
    url("/assets/contact-support-image2.jpg");
  background-position: center;
  background-size: cover;
  opacity: .9;
}

body.workbench-home .contact-modal.is-open .contact-card {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

body.workbench-home .contact-content,
body.workbench-home .contact-qr {
  position: relative;
  z-index: 1;
}

body.workbench-home .contact-kicker {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  margin-bottom: 14px;
  padding: 4px 11px;
  border: 1px solid color-mix(in srgb, var(--workbench-structure) 22%, white);
  border-radius: 999px;
  color: var(--workbench-structure);
  background: color-mix(in srgb, white 76%, var(--workbench-surface-soft));
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .08em;
}

body.workbench-home .contact-head {
  margin: 0 0 26px;
  padding: 0;
  border-bottom: 0;
}

body.workbench-home .contact-head h2 {
  margin: 0 0 8px;
  color: var(--workbench-ink);
  font-size: clamp(32px, 4vw, 48px);
  letter-spacing: -.04em;
}

body.workbench-home .contact-head p {
  margin: 0;
  color: var(--workbench-muted);
  font-size: 15px;
}

body.workbench-home .contact-list {
  display: grid;
  gap: 12px;
}

body.workbench-home .contact-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 58px;
  padding: 14px 18px;
  border-radius: 16px;
  background: var(--workbench-surface-soft);
  box-shadow: inset 0 0 0 1px var(--workbench-line);
}

body.workbench-home .contact-item strong {
  color: var(--workbench-ink);
  font-size: 14px;
}

body.workbench-home .contact-item span {
  color: var(--workbench-ink);
  font-size: 18px;
  font-weight: 800;
  letter-spacing: .04em;
  text-align: right;
  font-variant-numeric: tabular-nums;
}

body.workbench-home .contact-qr {
  width: 100%;
  margin: 0;
  padding: 16px 16px 14px;
  border: 1px solid rgba(221, 209, 196, .94);
  border-radius: 22px;
  text-align: center;
  background: rgba(255, 253, 252, .94);
  box-shadow: 0 14px 30px rgba(78, 64, 48, .12), inset 0 0 0 1px rgba(255, 255, 255, .7);
}

body.workbench-home .contact-qr figcaption {
  margin-bottom: 12px;
  color: var(--workbench-structure-deep);
  font-size: 14px;
  font-weight: 800;
}

body.workbench-home .contact-qr img {
  display: block;
  width: min(100%, 284px);
  height: auto;
  aspect-ratio: 1;
  margin: 0 auto 11px;
  border-radius: 8px;
  background: #fff;
}

body.workbench-home .contact-qr span {
  display: block;
  color: var(--workbench-muted);
  font-size: 12px;
  font-weight: 700;
}

body.workbench-home .modal-close {
  position: absolute;
  top: 17px;
  right: 17px;
  z-index: 2;
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  padding: 0;
  border: 1px solid var(--workbench-line);
  border-radius: 50%;
  color: var(--workbench-ink);
  background: var(--workbench-surface-soft);
  box-shadow: inset 0 0 0 1px var(--workbench-line);
  cursor: pointer;
  font: inherit;
  font-size: 23px;
  line-height: 1;
  transition: transform var(--workbench-motion-fast) var(--workbench-ease), background var(--workbench-motion-fast) ease;
}

body.workbench-home .modal-close:hover {
  background: var(--workbench-surface);
  transform: rotate(5deg) scale(1.04);
}

@keyframes home-drop-in {
  from { opacity: 0; transform: translate3d(0, -14px, 0); }
  to { opacity: 1; transform: translate3d(0, 0, 0); }
}

@keyframes home-rise-in {
  from { opacity: 0; transform: translate3d(0, 26px, 0); }
  to { opacity: 1; transform: translate3d(0, 0, 0); }
}

@keyframes home-card-in {
  from { opacity: 0; transform: translate3d(90px, 34px, 0) scale(.92) rotate(0deg); }
  to { opacity: 1; transform: translate3d(0, 0, 0) scale(1) rotate(0deg); }
}

@keyframes home-pop-in {
  from { opacity: 0; transform: translate3d(0, 0, 0) scale(.4) rotate(0deg); }
  60% { opacity: 1; transform: translate3d(0, 0, 0) scale(1.12) rotate(0deg); }
  to { opacity: 1; transform: translate3d(0, 0, 0) scale(1) rotate(0deg); }
}

@keyframes home-blob-breath {
  from { transform: scale(1); }
  to { transform: scale(1.05); }
}

@keyframes home-fx-float {
  from { opacity: .3; transform: translate3d(0, 0, 0) rotate(0deg); }
  to { opacity: .55; transform: translate3d(0, -16px, 0) rotate(6deg); }
}

@keyframes home-glow-a {
  to { transform: translate3d(7vw, 5vh, 0); }
}

@keyframes home-glow-b {
  to { transform: translate3d(-6vw, -5vh, 0); }
}

@keyframes home-glow-c {
  to { transform: translate3d(7vw, 5vh, 0); }
}

@media (max-width: 900px) {
  body.workbench-home .contact-modal {
    padding: 16px;
  }

  body.workbench-home .contact-card {
    width: min(520px, 100%);
    max-height: calc(100svh - 32px);
    grid-template-columns: 1fr;
    gap: 22px;
    padding: 30px 20px 22px;
    overflow-y: auto;
  }

  body.workbench-home .contact-qr {
    width: min(100%, 330px);
    justify-self: center;
    padding: 14px 14px 12px;
  }

  body.workbench-home .contact-qr img {
    width: min(100%, 260px);
  }

  body.workbench-home .topbar,
  body.workbench-home .hero,
  body.workbench-home .lines,
  body.workbench-home .status-line {
    width: calc(100% - 40px);
  }

  body.workbench-home .topbar,
  body.workbench-home .status-line {
    padding-left: 0;
    padding-right: 0;
  }

  body.workbench-home .hero {
    min-height: 0;
    padding-top: 24px;
    padding-left: 0;
    padding-right: 0;
    grid-template-columns: 1fr;
  }

  body.workbench-home .visual {
    height: 380px;
    margin-top: 12px;
    overflow: hidden;
  }

  body.workbench-home .topbar {
    flex-wrap: wrap;
  }

  body.workbench-home .nav-toggle {
    display: inline-flex;
    margin-left: auto;
  }

  body.workbench-home .nav {
    flex: 0 0 100%;
    width: 100%;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 8px;
    border: 1px solid var(--workbench-line);
    border-radius: var(--workbench-radius-md);
    background: color-mix(in srgb, var(--workbench-surface) 94%, transparent);
    box-shadow: var(--workbench-shadow-rest);
  }

  body.workbench-home .nav[data-nav-open="true"] {
    display: flex;
  }

  body.workbench-home .nav-links {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }

  body.workbench-home .nav[data-nav-open="true"] .nav-links {
    display: flex;
  }

  body.workbench-home .nav-links a {
    display: block;
    padding: 11px 12px;
    border-radius: var(--workbench-radius-sm);
  }

  body.workbench-home .nav .nav-support {
    margin-top: 6px;
    text-align: center;
  }

  body.workbench-home .line-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 540px) {
  body.workbench-home .topbar {
    padding-top: 16px;
    padding-bottom: 16px;
  }

  body.workbench-home .brand {
    gap: 10px;
  }

  body.workbench-home .brand .mark {
    width: 39px;
    height: 39px;
    font-size: 18px;
  }

  body.workbench-home .brand .name {
    font-size: 15px;
  }

  body.workbench-home .brand .en {
    display: none;
  }

  body.workbench-home .nav .nav-support {
    padding: 8px 13px;
    font-size: 13px;
  }

  body.workbench-home .hero {
    padding-top: 24px;
    padding-bottom: 38px;
  }

  body.workbench-home h1 {
    font-size: clamp(40px, 13vw, 54px);
  }

  body.workbench-home .sub {
    font-size: 15px;
    line-height: 1.7;
    max-width: 100%;
    overflow-wrap: break-word;
  }

  body.workbench-home .cta-row {
    gap: 8px;
    margin-bottom: 28px;
    flex-wrap: wrap;
  }

  body.workbench-home .btn {
    gap: 7px;
    padding: 11px 13px;
    font-size: 13px;
    white-space: nowrap;
  }

  body.workbench-home .trust {
    gap: 7px 14px;
    font-size: 12.5px;
  }

  body.workbench-home .visual {
    height: 340px;
  }

  body.workbench-home .tag {
    gap: 6px;
    padding: 7px 11px;
    font-size: 11px;
  }

  body.workbench-home .tag-edit {
    right: 2%;
  }

  body.workbench-home .shot-second {
    right: 2%;
  }

  body.workbench-home .tag-free {
    right: 19%;
  }

  body.workbench-home .lines {
    padding: 24px 0 70px;
  }

  body.workbench-home .line-grid {
    gap: 14px;
  }

  body.workbench-home .line-card {
    min-height: 0;
    padding: 18px 16px 16px;
  }

  body.workbench-home .line-preview {
    height: 118px;
    min-height: 118px;
  }

  body.workbench-home .status-line {
    min-height: 72px;
    font-size: 12px;
  }
}

/* 二档产品手感：只增强课件入口，不改结构、尺寸或链接。 */
body.workbench-home .btn-ghost {
  border-color: color-mix(in srgb, var(--workbench-accent) 72%, var(--workbench-line));
  color: var(--workbench-accent);
  background: color-mix(in srgb, var(--workbench-accent) 7%, transparent);
  touch-action: manipulation;
}

body.workbench-home .btn-ghost:hover,
body.workbench-home .btn-ghost:focus-visible {
  border-color: var(--workbench-accent);
  color: var(--workbench-accent);
  background: color-mix(in srgb, var(--workbench-accent) 11%, transparent);
  transform: translate3d(0, 0, 0);
}

body.workbench-home .btn-ghost:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--workbench-accent) 42%, transparent);
  outline-offset: 3px;
}

body.workbench-home .btn-ghost:active {
  transform: translate3d(0, 0, 0) scale(.98);
  transition-duration: 80ms;
}

body.workbench-home :is(.shot-main, .shot-second),
body.workbench-home .line-card-courseware {
  touch-action: manipulation;
  transition:
    transform 220ms var(--workbench-ease),
    border-color var(--workbench-motion-fast) var(--workbench-ease),
    box-shadow 220ms var(--workbench-ease),
    filter var(--workbench-motion-fast) var(--workbench-ease);
}

body.workbench-home :is(.shot-main, .shot-second) img,
body.workbench-home .line-card-courseware .courseware-preview-image img {
  transform: translate3d(0, 0, 0) scale(1);
  transition: transform 260ms var(--workbench-ease), opacity 550ms var(--workbench-ease);
}

body.workbench-home :is(.shot-main, .shot-second):focus-visible,
body.workbench-home .line-card-courseware:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--workbench-structure) 48%, transparent);
  outline-offset: 4px;
  transform: translate3d(0, -5px, 0);
  box-shadow: 0 20px 46px rgba(39, 54, 75, .19);
}

@media (hover: hover) and (pointer: fine) {
  body.workbench-home :is(.shot-main, .shot-second):hover,
  body.workbench-home .line-card-courseware:hover {
    transform: translate3d(0, -5px, 0);
    box-shadow: 0 20px 46px rgba(39, 54, 75, .19);
  }

  body.workbench-home :is(.shot-main, .shot-second):hover img,
  body.workbench-home :is(.shot-main, .shot-second):focus-visible img,
  body.workbench-home .line-card-courseware:hover .courseware-preview-image img,
  body.workbench-home .line-card-courseware:focus-visible .courseware-preview-image img {
    transform: translate3d(0, 0, 0) scale(1.015);
  }
}

body.workbench-home :is(.shot-main, .shot-second):active,
body.workbench-home .line-card-courseware:active {
  transform: translate3d(0, 0, 0) scale(.98);
  transition-duration: 80ms;
}

@view-transition {
  navigation: auto;
}

html {
  view-transition-name: none;
}

html[data-zuojing-transition="outgoing"] body.workbench-home .shot-main .shot-face img {
  view-transition-name: xinyu-zuojing-courseware;
}

::view-transition-group(xinyu-zuojing-courseware) {
  animation-duration: 260ms;
  animation-timing-function: cubic-bezier(.22, .8, .2, 1);
}

@media (pointer: coarse) {
  body.workbench-home .copy > *,
  body.workbench-home .topbar,
  body.workbench-home .shot,
  body.workbench-home .tag {
    animation: none !important;
  }

  body.workbench-home .glow,
  body.workbench-home .blob,
  body.workbench-home .fx {
    animation: none !important;
    opacity: 0 !important;
  }

  body.workbench-home .visual-inner {
    transform: none !important;
  }
}

@media (prefers-reduced-motion: reduce) {
  html[data-zuojing-transition="outgoing"] body.workbench-home .shot-main .shot-face img {
    view-transition-name: none;
  }

  body.workbench-home *,
  body.workbench-home *::before,
  body.workbench-home *::after,
  html.static body.workbench-home *,
  html.static body.workbench-home *::before,
  html.static body.workbench-home *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}

html.static body.workbench-home *,
html.static body.workbench-home *::before,
html.static body.workbench-home *::after {
  animation: none !important;
  transition: none !important;
}