:root {
  --bg: #f6f7f4;
  --surface: #ffffff;
  --surface-soft: #eef3ef;
  --ink: #14171a;
  --muted: #69716d;
  --line: #d7ded8;
  --teal: #1f7a72;
  --coral: #d95f4d;
  --blue: #2f6fbd;
  --gold: #c48b22;
  --green-soft: #dbe9df;
  --coral-soft: #f4ded8;
  --blue-soft: #dce7f6;
  --shadow: 0 24px 70px rgba(20, 23, 26, 0.12);
  --radius: 8px;
  --page-max: 1180px;
  --section-x: clamp(18px, 4vw, 56px);
  --section-y: clamp(56px, 8vw, 96px);
  color-scheme: light;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    "PingFang SC", "Microsoft YaHei", sans-serif;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
}

a {
  color: inherit;
}

button,
input {
  font: inherit;
}

button {
  cursor: pointer;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 20;
  padding: 10px 14px;
  background: var(--ink);
  color: var(--surface);
  transform: translateY(-160%);
  transition: transform 180ms ease;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 24px;
  padding: 14px var(--section-x);
  background: rgba(246, 247, 244, 0.88);
  border-bottom: 1px solid rgba(20, 23, 26, 0.08);
  backdrop-filter: blur(18px);
}

.brand,
.nav-links,
.header-actions,
.hero-actions,
.project-links,
.contact-actions {
  display: flex;
  align-items: center;
}

.brand {
  gap: 10px;
  text-decoration: none;
  font-weight: 760;
}

.brand-mark {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  color: var(--surface);
  background: var(--ink);
  border-radius: 50%;
  font-size: 0.78rem;
}

.nav-links {
  justify-content: center;
  gap: clamp(16px, 3vw, 34px);
}

.nav-links a,
.site-footer a,
.project-links a {
  text-decoration: none;
  color: var(--muted);
  font-size: 0.95rem;
}

.nav-links a:hover,
.site-footer a:hover,
.project-links a:hover {
  color: var(--ink);
}

.header-actions {
  justify-content: end;
  gap: 10px;
}

.language-switch {
  display: inline-flex;
  gap: 3px;
  padding: 3px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface-soft);
}

.language-switch button {
  min-height: 34px;
  min-width: 40px;
  border: 0;
  border-radius: 6px;
  color: var(--muted);
  background: transparent;
  font-size: 0.82rem;
  font-weight: 760;
}

.language-switch button.is-active {
  color: var(--ink);
  background: var(--surface);
  box-shadow: 0 1px 6px rgba(20, 23, 26, 0.08);
}

.nav-action,
.button {
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius);
  text-decoration: none;
  border: 1px solid var(--ink);
  padding: 10px 16px;
  font-weight: 720;
  line-height: 1.1;
}

.nav-action {
  background: var(--ink);
  color: var(--surface);
}

.button.primary {
  background: var(--ink);
  color: var(--surface);
}

.button.secondary {
  background: transparent;
  color: var(--ink);
}

.button.full {
  width: 100%;
}

.section-band {
  padding: var(--section-y) var(--section-x);
}

.hero {
  width: min(100%, var(--page-max));
  min-height: calc(100svh - 63px);
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(460px, 1.1fr);
  align-items: center;
  gap: clamp(36px, 5vw, 64px);
  margin-inline: auto;
  padding-top: clamp(42px, 6vw, 72px);
  padding-bottom: clamp(52px, 7vw, 78px);
}

.hero-copy {
  max-width: 520px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--teal);
  font-size: 0.78rem;
  font-weight: 780;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 20px;
  max-width: 7ch;
  font-size: clamp(4rem, 7.5vw, 6.4rem);
  line-height: 0.96;
  letter-spacing: 0;
}

.name-en {
  margin: -10px 0 18px;
  color: var(--teal);
  font-size: clamp(1.3rem, 2vw, 1.75rem);
  font-weight: 760;
  line-height: 1.2;
}

.hero-score-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: -4px 0 22px;
}

.hero-score-strip div {
  min-width: 116px;
  display: grid;
  gap: 4px;
  padding: 12px 14px;
  border: 1px solid rgba(31, 122, 114, 0.2);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.72);
}

.hero-score-strip dt {
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 760;
  text-transform: uppercase;
}

.hero-score-strip dd {
  margin: 0;
  color: var(--ink);
  font-size: 1.08rem;
  font-weight: 820;
  line-height: 1;
}

h2 {
  margin-bottom: 16px;
  max-width: 760px;
  font-size: clamp(2rem, 3.8vw, 3.45rem);
  line-height: 1.08;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 1.15rem;
  line-height: 1.25;
  letter-spacing: 0;
}

.hero-lede,
.section-heading p,
.case-copy > p,
.contact-section p {
  max-width: 620px;
  color: var(--muted);
  font-size: clamp(1rem, 1.1vw, 1.08rem);
  line-height: 1.85;
}

.hero-actions {
  gap: 12px;
  flex-wrap: wrap;
  margin: 28px 0;
}

.hero-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  max-width: 100%;
  margin: 0;
}

.hero-facts div {
  min-width: 0;
  min-height: 104px;
  display: grid;
  align-content: start;
  gap: 6px;
  padding: 16px;
  background: rgba(255, 255, 255, 0.68);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.hero-facts dt {
  color: var(--muted);
  font-size: 0.8rem;
}

.hero-facts dd {
  margin: 0;
  font-weight: 760;
  line-height: 1.4;
}

.hero-preview {
  overflow: hidden;
  min-height: 720px;
  background: var(--surface);
  border: 1px solid rgba(20, 23, 26, 0.1);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.preview-toolbar {
  min-height: 58px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
}

.window-dots {
  display: flex;
  gap: 7px;
}

.window-dots span {
  width: 11px;
  height: 11px;
  border-radius: 50%;
}

.window-dots span:nth-child(1) {
  background: var(--coral);
}

.window-dots span:nth-child(2) {
  background: var(--gold);
}

.window-dots span:nth-child(3) {
  background: var(--teal);
}

.segmented-control,
.work-controls {
  display: inline-flex;
  gap: 4px;
  padding: 4px;
  background: var(--surface-soft);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.segmented-control button,
.work-controls button {
  min-height: 34px;
  border: 0;
  border-radius: 6px;
  padding: 7px 12px;
  color: var(--muted);
  background: transparent;
  font-size: 0.9rem;
}

.segmented-control button.is-active,
.work-controls button.is-active {
  color: var(--ink);
  background: var(--surface);
  box-shadow: 0 1px 6px rgba(20, 23, 26, 0.08);
}

.visual-stage {
  position: relative;
  min-height: 662px;
  padding: clamp(18px, 3vw, 34px);
  background:
    linear-gradient(90deg, rgba(31, 122, 114, 0.08) 1px, transparent 1px),
    linear-gradient(rgba(31, 122, 114, 0.08) 1px, transparent 1px);
  background-size: 42px 42px;
}

.assistant-preview,
.phone-preview {
  border: 1px solid rgba(20, 23, 26, 0.1);
  background: rgba(255, 255, 255, 0.9);
  border-radius: var(--radius);
}

.phone-preview,
.assistant-preview {
  position: absolute;
  opacity: 0;
  pointer-events: none;
  transition: opacity 220ms ease, transform 220ms ease;
}

.phone-preview {
  top: 36px;
  left: 50%;
  width: min(280px, 70%);
  min-height: 430px;
  padding: 14px;
  border-radius: 26px;
  transform: translateX(-50%) translateY(18px);
  background: #20252a;
}

.vision-panel {
  display: grid;
  gap: 14px;
  color: var(--surface);
  border-radius: var(--radius);
  background: var(--ink);
}

.vision-panel-head {
  display: grid;
  gap: 4px;
}

.vision-panel-head span {
  color: rgba(255, 255, 255, 0.68);
  font-size: 0.82rem;
}

.vision-panel-head strong {
  font-size: 1.12rem;
}

.vision-frame {
  position: relative;
  min-height: 220px;
  overflow: hidden;
  border-radius: var(--radius);
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    #283440;
  background-size: 28px 28px;
}

.vision-frame i {
  position: absolute;
  inset: 0 auto 0 22px;
  width: 3px;
  background: var(--teal);
  animation: scan-pass 2200ms ease-in-out infinite;
}

.vision-box {
  position: absolute;
  min-width: 70px;
  padding: 8px 10px;
  border: 2px solid var(--teal);
  border-radius: 6px;
  color: var(--surface);
  font-size: 0.82rem;
  font-weight: 760;
}

.vision-box.rice {
  top: 46px;
  left: 36px;
}

.vision-box.pig {
  right: 34px;
  bottom: 48px;
  border-color: var(--coral);
}

.vision-metrics {
  display: grid;
  gap: 8px;
}

.vision-metrics span {
  min-height: 28px;
  display: flex;
  align-items: center;
  border-radius: 999px;
  padding-inline: 12px;
  color: var(--ink);
  background: var(--surface);
  font-size: 0.82rem;
  font-weight: 760;
}

.vision-panel.phone-preview,
.rag-panel.assistant-preview {
  inset: 28px clamp(18px, 3vw, 34px) auto;
  left: auto;
  width: auto;
  min-height: 402px;
  display: grid;
  align-content: start;
  gap: 14px;
  padding: 18px;
  border-radius: var(--radius);
  transform: translateY(18px);
}

.vision-panel.phone-preview {
  color: var(--surface);
  background:
    linear-gradient(135deg, rgba(47, 111, 189, 0.22), rgba(31, 122, 114, 0.12)),
    #151b21;
}

.xunmeng-hero-panel.phone-preview {
  top: 14px;
  bottom: 14px;
  left: 50%;
  width: min(360px, calc(100% - 44px));
  min-height: 0;
  display: grid;
  grid-template-rows: minmax(0, 1fr);
  padding: 9px;
  border: 7px solid var(--ink);
  border-radius: 36px;
  background: var(--ink);
  box-shadow: 0 24px 62px rgba(20, 23, 26, 0.22);
}

.xunmeng-hero-device {
  position: relative;
  min-height: 0;
  overflow: hidden;
  display: grid;
  grid-template-rows: 26px minmax(0, 1fr);
  border-radius: 24px;
  background: #151427;
}

.xunmeng-hero-bar {
  display: grid;
  grid-template-columns: 42px 1fr 42px;
  align-items: center;
  color: rgba(255, 255, 255, 0.68);
  font-size: 0.68rem;
}

.xunmeng-hero-bar span {
  justify-self: center;
  width: 38px;
  height: 5px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.28);
}

.xunmeng-hero-bar strong {
  justify-self: center;
  font-size: 0.68rem;
}

.xunmeng-hero-device iframe {
  width: 100%;
  height: 100%;
  min-height: 0;
  display: block;
  border: 0;
  background: #151427;
}

.xunmeng-hero-device iframe[hidden] {
  display: none;
}

.xunmeng-live-fallback {
  position: absolute;
  right: 14px;
  bottom: 14px;
  z-index: 3;
  min-height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  max-width: calc(100% - 28px);
  padding: 8px 14px;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 999px;
  color: #151427;
  background: rgba(255, 255, 255, 0.92);
  font-size: 0.78rem;
  font-weight: 760;
  line-height: 1.2;
  text-decoration: none;
  opacity: 0;
  pointer-events: none;
  transform: translateY(6px);
  transition: opacity 180ms ease, transform 180ms ease;
}

.xunmeng-hero-panel.is-fallback-ready .xunmeng-live-fallback {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.xunmeng-launch-screen {
  position: relative;
  min-height: 0;
  overflow: hidden;
  display: grid;
  align-content: center;
  justify-items: center;
  gap: 16px;
  padding: 24px 22px;
  color: #fff;
  cursor: pointer;
  background:
    radial-gradient(circle at 74% 18%, rgba(255, 242, 194, 0.24), transparent 26%),
    linear-gradient(180deg, rgba(15, 14, 34, 0.18), rgba(15, 14, 34, 0.86) 72%),
    url("assets/dream-butterfly.jpg") center top / cover;
}

.xunmeng-launch-screen[hidden] {
  display: none;
}

.xunmeng-launch-screen::before {
  content: "";
  position: absolute;
  inset: 16px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 22px;
  pointer-events: none;
}

.xunmeng-launch-copy {
  position: relative;
  z-index: 1;
  display: grid;
  justify-items: center;
  gap: 9px;
  text-align: center;
}

.xunmeng-launch-copy span,
.xunmeng-launch-foot {
  color: rgba(255, 255, 255, 0.68);
  font-size: 0.72rem;
  font-weight: 760;
  letter-spacing: 0.08em;
}

.xunmeng-launch-copy h3 {
  margin: 0;
  color: #fff;
  font-size: 2.72rem;
  line-height: 1;
  letter-spacing: 0;
}

.xunmeng-launch-copy p {
  max-width: 16em;
  margin: 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.86rem;
  line-height: 1.58;
}

.xunmeng-launch-orbit {
  position: relative;
  z-index: 1;
  width: 132px;
  height: 132px;
  display: grid;
  place-items: center;
  margin: 4px 0 0;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.13), rgba(255, 255, 255, 0.04) 62%, transparent 63%);
}

.xunmeng-launch-orbit span {
  width: 64px;
  height: 64px;
  display: block;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 23px;
  background: rgba(255, 255, 255, 0.1);
  box-shadow: 0 0 42px rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(12px);
}

.xunmeng-launch-orbit span::before {
  content: "";
  width: 30px;
  height: 30px;
  display: block;
  margin: 17px auto;
  border: 4px solid rgba(255, 244, 196, 0.95);
  border-top-color: transparent;
  border-radius: 50%;
  transform: rotate(-18deg);
}

.xunmeng-launch-orbit i {
  position: absolute;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: rgba(255, 244, 196, 0.82);
  box-shadow: 0 0 18px rgba(255, 244, 196, 0.62);
}

.xunmeng-launch-orbit i:nth-child(2) {
  top: 22px;
  right: 32px;
}

.xunmeng-launch-orbit i:nth-child(3) {
  left: 24px;
  bottom: 36px;
}

.xunmeng-launch-orbit i:nth-child(4) {
  right: 20px;
  bottom: 25px;
}

.xunmeng-launch-actions {
  position: relative;
  z-index: 1;
  display: grid;
  width: min(100%, 230px);
}

.xunmeng-launch-actions button {
  min-height: 42px;
  border: 0;
  border-radius: 999px;
  color: #151427;
  background: rgba(255, 255, 255, 0.94);
  font-size: 0.9rem;
  font-weight: 760;
  cursor: pointer;
}

.xunmeng-launch-screen:hover .xunmeng-launch-actions button,
.xunmeng-launch-actions button:hover {
  transform: translateY(-1px);
}

.xunmeng-launch-foot {
  position: relative;
  z-index: 1;
  letter-spacing: 0;
}

.rag-panel.assistant-preview {
  background: rgba(255, 255, 255, 0.94);
}

.hero-panel-title {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 16px;
}

.hero-panel-title span {
  color: rgba(255, 255, 255, 0.68);
  font-size: 0.78rem;
  font-weight: 760;
  text-transform: uppercase;
}

.rag-panel .hero-panel-title span {
  color: var(--teal);
}

.hero-panel-title strong {
  max-width: 13em;
  color: currentColor;
  font-size: 1.05rem;
  line-height: 1.35;
  text-align: right;
}

.vision-workbench,
.rag-workbench {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(180px, 0.75fr);
  gap: 14px;
}

.live-frame,
.rag-video {
  position: relative;
  min-height: 220px;
  overflow: hidden;
  border-radius: var(--radius);
  background: #0f1419;
}

.live-frame video,
.rag-video video {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 220px;
  object-fit: cover;
}

.live-frame video {
  filter: saturate(1.08) contrast(1.04);
}

.scan-line {
  position: absolute;
  inset: 0 auto 0 16px;
  width: 3px;
  border-radius: 999px;
  background: rgba(146, 214, 206, 0.9);
  box-shadow: 0 0 18px rgba(146, 214, 206, 0.85);
  animation: scan-wide 2400ms ease-in-out infinite;
}

.detect-box {
  position: absolute;
  padding: 5px 7px;
  border: 2px solid var(--teal);
  border-radius: 6px;
  color: var(--surface);
  background: rgba(15, 20, 25, 0.62);
  font-size: 0.72rem;
  font-weight: 760;
}

.detect-box.rice-a {
  top: 34px;
  left: 10%;
}

.detect-box.rice-b {
  right: 12%;
  top: 46%;
  border-color: var(--gold);
}

.detect-box.pig-a {
  left: 38%;
  bottom: 28px;
  border-color: var(--coral);
}

.pipeline-card,
.rag-console {
  display: grid;
  gap: 9px;
}

.pipeline-card span {
  min-height: 44px;
  display: flex;
  align-items: center;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius);
  padding-inline: 12px;
  color: var(--surface);
  background: rgba(255, 255, 255, 0.08);
  font-size: 0.8rem;
  font-weight: 760;
}

.pipeline-card span:nth-child(2) {
  border-color: rgba(146, 214, 206, 0.55);
}

.vision-kpis {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.vision-kpis div {
  min-width: 0;
  padding: 11px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.08);
}

.vision-kpis span {
  display: block;
  color: rgba(255, 255, 255, 0.62);
  font-size: 0.74rem;
}

.vision-kpis strong {
  color: var(--surface);
  font-size: 1.16rem;
}

.rag-video {
  border: 1px solid var(--line);
  background: var(--ink);
}

.rag-video span {
  position: absolute;
  left: 12px;
  bottom: 12px;
  border-radius: 999px;
  padding: 6px 10px;
  color: var(--surface);
  background: rgba(20, 23, 26, 0.82);
  font-size: 0.76rem;
  font-weight: 760;
}

.rag-query,
.retrieval-stack span,
.rag-answer-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.rag-query {
  padding: 12px;
  color: var(--ink);
  font-size: 0.82rem;
  font-weight: 760;
}

.retrieval-stack {
  display: grid;
  gap: 8px;
}

.retrieval-stack span {
  padding: 9px 10px;
  color: var(--muted);
  font-size: 0.76rem;
}

.rag-answer-card {
  padding: 12px;
}

.rag-answer-card strong {
  display: block;
  margin-bottom: 6px;
}

.rag-answer-card p {
  color: var(--muted);
  font-size: 0.8rem;
  line-height: 1.55;
}

.rag-flow {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
}

.rag-flow span {
  min-height: 34px;
  display: grid;
  place-items: center;
  border-radius: 999px;
  color: var(--surface);
  background: var(--teal);
  font-size: 0.78rem;
  font-weight: 760;
}

.phone-notch {
  width: 84px;
  height: 18px;
  margin: 0 auto 12px;
  border-radius: 0 0 14px 14px;
  background: #0b0d0f;
}

.phone-screen {
  display: grid;
  gap: 16px;
  min-height: 370px;
  padding: 20px;
  background: var(--surface);
  border-radius: 18px;
}

.app-pill,
.app-title,
.app-line,
.app-card,
.app-button {
  display: block;
  border-radius: 999px;
  background: var(--surface-soft);
}

.app-pill {
  width: 72px;
  height: 24px;
  background: var(--green-soft);
}

.app-title {
  width: 82%;
  height: 32px;
  border-radius: 6px;
  background: var(--ink);
}

.app-line {
  width: 64%;
  height: 14px;
}

.app-line.wide {
  width: 94%;
}

.app-card {
  height: 132px;
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(47, 111, 189, 0.18), rgba(217, 95, 77, 0.16)),
    var(--blue-soft);
}

.app-button {
  width: 100%;
  height: 42px;
  background: var(--teal);
}

.assistant-preview {
  inset: 40px clamp(20px, 7vw, 62px) auto;
  min-height: 400px;
  display: grid;
  align-content: start;
  gap: 16px;
  padding: clamp(18px, 3vw, 28px);
  transform: translateY(18px);
}

.message {
  max-width: 78%;
  padding: 12px 14px;
  border-radius: 8px;
}

.message.user {
  justify-self: end;
  color: var(--surface);
  background: var(--ink);
}

.message.bot {
  background: var(--green-soft);
}

.tool-output {
  display: grid;
  gap: 12px;
  padding: 18px;
  border-radius: var(--radius);
  background: var(--surface-soft);
}

.tool-output span {
  position: relative;
  height: 18px;
  border-radius: 999px;
  background: var(--surface);
}

.tool-output span::before {
  content: attr(data-label);
  position: absolute;
  left: 12px;
  top: 50%;
  color: rgba(20, 23, 26, 0.68);
  font-size: 0.74rem;
  font-weight: 760;
  transform: translateY(-50%);
}

.tool-output span:nth-child(1) {
  width: 92%;
}

.tool-output span:nth-child(2) {
  width: 72%;
}

.tool-output span:nth-child(3) {
  width: 84%;
}

.visual-stage[data-stage="assistant"] {
  min-height: 590px;
}

.visual-stage[data-stage="mobile"] .phone-preview,
.visual-stage[data-stage="assistant"] .assistant-preview {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

.visual-stage[data-stage="mobile"] .vision-panel {
  transform: translateY(0);
}

.visual-stage[data-stage="assistant"] .assistant-preview {
  transform: translateY(0);
}

.strategy-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border-block: 1px solid var(--line);
}

.strategy-strip div {
  min-height: 126px;
  display: grid;
  align-content: center;
  gap: 8px;
  padding: 24px var(--section-x);
  background: var(--surface);
}

.strategy-strip strong {
  font-size: 1rem;
}

.strategy-strip span {
  color: var(--muted);
}

.work-section,
.skills-section {
  background: var(--surface);
}

.section-heading {
  width: min(100%, var(--page-max));
  display: grid;
  gap: 4px;
  margin-inline: auto;
  margin-bottom: 28px;
}

.section-heading.compact {
  margin-bottom: 26px;
}

.work-controls {
  width: fit-content;
  margin-inline: auto;
  margin-bottom: 26px;
}

.project-grid {
  width: min(100%, var(--page-max));
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-inline: auto;
  gap: 18px;
}

.project-card {
  min-width: 0;
  overflow: hidden;
  display: grid;
  grid-template-rows: 250px 1fr;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.project-card.is-hidden {
  display: none;
}

.project-media {
  position: relative;
  min-height: 250px;
  overflow: hidden;
  background: var(--surface-soft);
}

.project-asset {
  box-sizing: border-box;
  display: block;
  width: 100%;
  height: 100%;
  min-height: 250px;
  object-fit: cover;
}

.project-asset.is-contain {
  object-fit: contain;
  padding: 10px;
}

.flow-cover {
  background: #f4f7fb;
}

.media-dashboard {
  padding: 20px;
  background: var(--blue-soft);
}

.media-topline {
  display: flex;
  gap: 8px;
  margin-bottom: 18px;
}

.media-topline span {
  width: 42px;
  height: 10px;
  border-radius: 999px;
  background: rgba(20, 23, 26, 0.18);
}

.media-split {
  height: 200px;
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 14px;
}

.media-sidebar,
.media-content {
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.78);
}

.media-sidebar {
  position: relative;
}

.media-sidebar::before,
.media-sidebar::after {
  content: "";
  position: absolute;
  left: 13px;
  right: 13px;
  height: 12px;
  border-radius: 999px;
  background: var(--teal);
}

.media-sidebar::before {
  top: 22px;
}

.media-sidebar::after {
  top: 48px;
  opacity: 0.35;
}

.media-content {
  display: grid;
  grid-template-columns: 1fr 0.7fr;
  grid-template-rows: 56px 1fr;
  gap: 12px;
  padding: 14px;
}

.media-kpi {
  display: block;
  border-radius: var(--radius);
  background: var(--teal);
}

.media-kpi.small {
  background: var(--coral);
}

.media-chart {
  grid-column: 1 / 3;
  border-radius: var(--radius);
  background:
    linear-gradient(90deg, transparent 0 14%, rgba(47, 111, 189, 0.28) 14% 28%, transparent 28% 42%, rgba(47, 111, 189, 0.45) 42% 62%, transparent 62% 72%, rgba(31, 122, 114, 0.45) 72%),
    var(--surface-soft);
}

.media-assistant {
  padding: 28px;
  background: var(--coral-soft);
}

.assistant-shell {
  display: grid;
  gap: 14px;
  height: 100%;
  align-content: center;
}

.bubble {
  display: block;
  width: 78%;
  height: 38px;
  border-radius: 8px;
  background: var(--surface);
}

.bubble.right {
  justify-self: end;
  width: 64%;
  background: var(--ink);
}

.bubble.short {
  width: 48%;
  background: var(--green-soft);
}

.assistant-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-top: 8px;
}

.assistant-steps span {
  height: 68px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.76);
}

.media-mobile {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  background: var(--green-soft);
}

.mobile-device {
  width: 132px;
  height: 228px;
  display: grid;
  gap: 12px;
  padding: 16px;
  background: var(--surface);
  border: 10px solid var(--ink);
  border-radius: 24px;
}

.mobile-header,
.mobile-card,
.mobile-nav {
  display: block;
  border-radius: var(--radius);
}

.mobile-header {
  height: 28px;
  background: var(--teal);
}

.mobile-card {
  height: 50px;
  background: var(--blue-soft);
}

.mobile-card.two {
  background: var(--coral-soft);
}

.mobile-nav {
  height: 24px;
  margin-top: auto;
  background: var(--surface-soft);
}

.mobile-notes {
  display: grid;
  gap: 12px;
}

.mobile-notes span {
  width: 86px;
  height: 18px;
  border-radius: 999px;
  background: rgba(20, 23, 26, 0.18);
}

.xunmeng-cover {
  display: grid;
  place-items: center;
  padding: 18px;
  background:
    radial-gradient(circle at 18% 18%, rgba(255, 232, 184, 0.78), transparent 26%),
    radial-gradient(circle at 82% 28%, rgba(154, 118, 255, 0.42), transparent 32%),
    linear-gradient(145deg, #17172f 0%, #35215c 48%, #173b52 100%);
}

.xunmeng-card-preview {
  width: min(100%, 320px);
  display: grid;
  grid-template-columns: 128px 1fr;
  align-items: center;
  gap: 18px;
}

.xunmeng-card-phone {
  width: 128px;
  height: 220px;
  padding: 8px;
  border: 8px solid rgba(255, 255, 255, 0.92);
  border-radius: 28px;
  background: #111122;
  box-shadow: 0 18px 42px rgba(9, 10, 24, 0.32);
}

.xunmeng-card-screen {
  position: relative;
  overflow: hidden;
  height: 100%;
  display: grid;
  align-content: end;
  gap: 8px;
  padding: 18px 14px;
  border-radius: 18px;
  color: #fff;
  background:
    linear-gradient(rgba(16, 15, 36, 0.18), rgba(16, 15, 36, 0.82)),
    url("assets/dream-butterfly.jpg") center / cover;
}

.xunmeng-moon {
  position: absolute;
  top: 17px;
  right: 16px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: rgba(255, 234, 180, 0.92);
  box-shadow: 0 0 26px rgba(255, 234, 180, 0.74);
}

.xunmeng-card-screen strong {
  position: relative;
  z-index: 1;
  font-size: 1.25rem;
}

.xunmeng-card-screen p {
  position: relative;
  z-index: 1;
  min-height: 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.72rem;
  line-height: 1.4;
}

.xunmeng-card-screen i {
  position: relative;
  z-index: 1;
  display: block;
  height: 9px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.32);
}

.xunmeng-card-screen i:nth-of-type(2) {
  width: 78%;
}

.xunmeng-card-screen i:nth-of-type(3) {
  width: 58%;
}

.xunmeng-card-copy {
  display: grid;
  gap: 10px;
}

.xunmeng-card-copy span {
  min-height: 32px;
  display: inline-flex;
  align-items: center;
  width: fit-content;
  max-width: 100%;
  padding: 0 12px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.86);
  background: rgba(255, 255, 255, 0.12);
  font-size: 0.78rem;
  font-weight: 760;
  backdrop-filter: blur(10px);
}

.project-body {
  min-height: 310px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 22px;
}

.project-meta,
.project-tags,
.project-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.project-meta {
  justify-content: space-between;
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.2;
  text-transform: uppercase;
}

.project-body p {
  color: var(--muted);
  min-height: 6.4em;
  margin-bottom: 0;
  line-height: 1.7;
}

.project-tags span {
  padding: 4px 8px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.8rem;
}

.project-links {
  margin-top: auto;
  justify-content: space-between;
  padding-top: 4px;
}

.project-links button {
  border: 0;
  padding: 0;
  color: var(--teal);
  background: transparent;
  font-weight: 760;
}

.project-card.is-playing .project-media {
  animation: media-pulse 1400ms ease;
}

.project-card.is-playing .media-chart,
.project-card.is-playing .assistant-steps span,
.project-card.is-playing .mobile-device {
  animation: preview-sweep 1200ms ease;
}

.xunmeng-section {
  background: var(--surface-soft);
}

.xunmeng-layout {
  width: min(100%, var(--page-max));
  display: grid;
  grid-template-columns: minmax(320px, 0.82fr) minmax(0, 1fr);
  align-items: center;
  gap: clamp(26px, 5vw, 70px);
  margin-inline: auto;
}

.xunmeng-phone-shell {
  width: min(100%, 390px);
  justify-self: center;
  overflow: hidden;
  padding: 12px;
  border: 10px solid var(--ink);
  border-radius: 40px;
  background: var(--ink);
  box-shadow: 0 28px 70px rgba(20, 23, 26, 0.22);
}

.xunmeng-device-top {
  height: 36px;
  display: grid;
  grid-template-columns: 52px 1fr 52px;
  align-items: center;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.72rem;
}

.xunmeng-device-top span {
  justify-self: center;
  width: 44px;
  height: 5px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.25);
}

.xunmeng-device-top strong {
  justify-self: center;
  font-size: 0.72rem;
  font-weight: 760;
}

.xunmeng-phone-shell iframe {
  width: 100%;
  height: min(72vh, 720px);
  min-height: 620px;
  display: block;
  border: 0;
  border-radius: 28px;
  background: #151427;
}

.xunmeng-product-panel {
  display: grid;
  gap: 16px;
}

.xunmeng-product-panel h3 {
  max-width: 620px;
  margin-bottom: 0;
  font-size: clamp(1.8rem, 3.2vw, 3rem);
  line-height: 1.1;
}

.xunmeng-product-panel > p:not(.eyebrow):not(.xunmeng-note) {
  max-width: 640px;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.85;
}

.xunmeng-feature-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 6px 0;
}

.xunmeng-feature-grid span {
  min-height: 48px;
  display: flex;
  align-items: center;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 680;
}

.xunmeng-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 4px;
}

.xunmeng-note {
  max-width: 580px;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.75;
}

.tableau-section {
  background: var(--surface-soft);
}

.tableau-shell {
  width: min(100%, var(--page-max));
  overflow: hidden;
  margin-inline: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: 0 14px 42px rgba(20, 23, 26, 0.08);
}

.tableau-shell-header {
  min-height: 58px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--line);
}

.tableau-shell-header span {
  font-weight: 760;
}

.tableau-shell-header a {
  color: var(--teal);
  font-weight: 760;
  text-decoration: none;
}

.tableau-embed {
  padding: 16px;
  overflow: hidden;
}

.tableau-scale-frame {
  width: 100%;
  overflow: hidden;
  transition: height 180ms ease;
}

.tableauPlaceholder {
  position: relative;
  width: 1800px;
  height: 927px;
  transform-origin: top left;
  transition: transform 180ms ease;
}

.tableauViz {
  display: none;
  width: 1800px;
  height: 927px;
}

.case-section {
  background: var(--ink);
  color: var(--surface);
}

.case-section .eyebrow {
  color: #92d6ce;
}

.case-section p,
.case-section span {
  color: rgba(255, 255, 255, 0.72);
}

.case-layout {
  width: min(100%, var(--page-max));
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(320px, 1.05fr);
  gap: clamp(28px, 5vw, 64px);
  align-items: start;
  margin-inline: auto;
}

.case-points {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 28px;
}

.case-points div {
  min-height: 126px;
  display: grid;
  align-content: start;
  gap: 8px;
  padding: 18px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius);
}

.case-points strong {
  color: var(--surface);
}

.case-demo {
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.08);
}

.demo-header {
  min-height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
}

.demo-header span {
  color: var(--surface);
  font-weight: 760;
}

.demo-header button {
  min-height: 34px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 6px;
  padding: 6px 10px;
  color: var(--surface);
  background: transparent;
}

.demo-canvas {
  min-height: 320px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  align-items: center;
  padding: 20px;
}

.journey-card {
  min-height: 170px;
  display: grid;
  align-content: center;
  gap: 10px;
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.08);
  transform: translateY(12px);
  transition: transform 220ms ease, background 220ms ease, border-color 220ms ease;
}

.journey-card strong {
  color: var(--surface);
  font-size: 1.15rem;
}

.journey-card.is-active {
  background: var(--teal);
  border-color: rgba(255, 255, 255, 0.24);
  transform: translateY(-12px);
}

.range-control {
  display: grid;
  gap: 10px;
  padding: 0 20px 20px;
}

.range-control span {
  font-size: 0.84rem;
}

.range-control input {
  width: 100%;
  accent-color: #92d6ce;
}

.motion-intro-section {
  background: var(--surface);
}

.motion-grid {
  width: min(100%, var(--page-max));
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-inline: auto;
}

.motion-card {
  min-width: 0;
  display: grid;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface-soft);
}

.motion-stage {
  min-height: 210px;
  display: grid;
  align-content: center;
  gap: 16px;
  padding: 22px;
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(31, 122, 114, 0.08) 1px, transparent 1px),
    linear-gradient(rgba(31, 122, 114, 0.08) 1px, transparent 1px),
    var(--surface);
  background-size: 32px 32px;
}

.motion-copy {
  display: grid;
  align-content: start;
  gap: 12px;
  padding: 20px;
}

.motion-meta,
.motion-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.motion-meta {
  justify-content: space-between;
  color: var(--teal);
  font-size: 0.78rem;
  font-weight: 760;
  line-height: 1.25;
  text-transform: uppercase;
}

.motion-copy p {
  color: var(--muted);
  line-height: 1.7;
}

.motion-rag {
  grid-template-columns: 1fr 34px 1fr 34px 1fr;
  align-items: center;
}

.flow-node,
.flow-answer {
  min-height: 58px;
  display: grid;
  place-items: center;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--ink);
  background: rgba(255, 255, 255, 0.86);
  font-weight: 760;
}

.flow-link {
  height: 2px;
  border-radius: 999px;
  background: var(--teal);
  transform-origin: left;
  animation: flow-grow 1800ms ease infinite;
}

.flow-answer {
  grid-column: 1 / -1;
  color: var(--surface);
  background: var(--teal);
}

.scan-board,
.tracking-board {
  position: relative;
  min-height: 138px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.78);
}

.scan-board {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  padding: 24px;
}

.scan-board span {
  border-radius: 50%;
  background: linear-gradient(135deg, var(--gold), var(--coral));
  box-shadow: inset 0 0 0 5px rgba(255, 255, 255, 0.45);
}

.scan-board i {
  position: absolute;
  inset: 12px auto 12px 18px;
  width: 3px;
  border-radius: 999px;
  background: var(--blue);
  animation: scan-pass 2200ms ease-in-out infinite;
}

.motion-bars {
  display: grid;
  gap: 8px;
}

.motion-bars span {
  width: var(--w);
  height: 12px;
  border-radius: 999px;
  background: var(--blue);
  animation: bar-fill 1800ms ease both;
}

.motion-bars span:nth-child(2) {
  background: var(--teal);
}

.motion-bars span:nth-child(3) {
  background: var(--gold);
}

.tracking-board {
  min-height: 156px;
}

.track-dot {
  position: absolute;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--blue);
  box-shadow: 0 0 0 6px rgba(47, 111, 189, 0.14);
}

.track-dot.a {
  top: 34px;
  left: 20%;
}

.track-dot.b {
  top: 70px;
  left: 42%;
}

.track-dot.c {
  top: 48px;
  left: 66%;
}

.track-dot.d {
  top: 105px;
  left: 55%;
}

.cluster-ring {
  position: absolute;
  top: 28px;
  left: 35%;
  width: 112px;
  height: 92px;
  border: 2px solid var(--coral);
  border-radius: 50%;
  animation: ring-pulse 1600ms ease-in-out infinite;
}

.record-stack {
  display: grid;
  gap: 10px;
}

.record-stack span {
  min-height: 36px;
  display: flex;
  align-items: center;
  padding-inline: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--ink);
  background: rgba(255, 255, 255, 0.88);
  font-size: 0.88rem;
  font-weight: 760;
  animation: card-step 2400ms ease-in-out infinite;
}

.record-stack span:nth-child(2) {
  animation-delay: 200ms;
}

.record-stack span:nth-child(3) {
  animation-delay: 400ms;
}

.record-stack span:nth-child(4) {
  animation-delay: 600ms;
}

.route-line {
  height: 3px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--teal), var(--blue), var(--coral));
  animation: flow-grow 1800ms ease infinite;
}

.resume-section {
  background: var(--surface-soft);
}

.resume-layout {
  width: min(100%, var(--page-max));
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  margin-inline: auto;
  gap: 22px;
}

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

.timeline-item,
.resume-panel,
.skill-grid article {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.timeline-item {
  position: relative;
  min-height: 148px;
  padding: 24px 24px 24px 76px;
}

.timeline-item::before {
  content: "";
  position: absolute;
  top: 26px;
  left: 25px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--coral);
  box-shadow: 0 0 0 8px var(--coral-soft);
}

.timeline-date {
  display: block;
  margin-bottom: 7px;
  color: var(--teal);
  font-size: 0.86rem;
  font-weight: 760;
}

.timeline-item p,
.resume-panel li,
.skill-grid p {
  color: var(--muted);
  line-height: 1.75;
}

.resume-panel {
  align-self: start;
  padding: 22px;
}

.resume-panel ul {
  display: grid;
  gap: 10px;
  margin: 16px 0 22px;
  padding-left: 1.1rem;
}

.resume-downloads {
  display: grid;
  gap: 10px;
}

.skill-grid {
  width: min(100%, var(--page-max));
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-inline: auto;
  gap: 14px;
}

.skill-grid article {
  min-height: 292px;
  display: grid;
  align-content: start;
  gap: 12px;
  padding: 22px;
}

.skill-grid article a {
  align-self: end;
  justify-self: start;
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  margin-top: 4px;
  padding: 0 12px;
  border: 1px solid rgba(31, 122, 114, 0.22);
  border-radius: 999px;
  color: var(--teal);
  background: var(--green-soft);
  font-size: 0.82rem;
  font-weight: 760;
}

.skill-grid article a:hover {
  color: var(--surface);
  background: var(--teal);
  text-decoration: none;
}

.skill-index {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: var(--surface);
  background: var(--ink);
  font-size: 0.82rem;
  font-weight: 760;
}

.achievements-section {
  background: var(--surface-soft);
}

.achievement-grid {
  width: min(100%, var(--page-max));
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-inline: auto;
}

.achievement-panel {
  min-width: 0;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.achievement-list {
  display: grid;
  gap: 14px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.achievement-list li {
  display: grid;
  grid-template-columns: minmax(150px, 0.45fr) minmax(0, 1fr);
  gap: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.achievement-list strong {
  line-height: 1.45;
}

.achievement-list span {
  color: var(--muted);
  line-height: 1.7;
}

.scholar-link {
  width: fit-content;
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 10px;
  border: 1px solid rgba(47, 111, 189, 0.22);
  border-radius: 999px;
  padding: 8px 12px;
  color: var(--blue);
  background: rgba(47, 111, 189, 0.08);
  font-size: 0.84rem;
  font-weight: 760;
}

.scholar-link::before {
  content: "G";
  width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: var(--surface);
  background: var(--blue);
  font-size: 0.76rem;
}

.scholar-link:hover {
  color: var(--surface);
  background: var(--blue);
  text-decoration: none;
}

.scholar-link:hover::before {
  color: var(--blue);
  background: var(--surface);
}

.contact-section {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(360px, 0.75fr);
  align-items: end;
  gap: 28px;
  padding: clamp(56px, 8vw, 92px) var(--section-x);
  background: var(--green-soft);
}

.contact-actions {
  display: grid;
  grid-template-columns: 1fr;
  justify-content: stretch;
  gap: 12px;
}

.contact-actions .button {
  width: 100%;
}

.contact-static {
  cursor: default;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 22px var(--section-x);
  color: var(--muted);
  border-top: 1px solid var(--line);
}

@keyframes bar-rise {
  from {
    transform: scaleY(0.25);
    transform-origin: bottom;
    opacity: 0.4;
  }
}

@keyframes media-pulse {
  50% {
    filter: saturate(1.35);
  }
}

@keyframes preview-sweep {
  0% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-8px);
  }

  100% {
    transform: translateY(0);
  }
}

@keyframes flow-grow {
  0%,
  100% {
    transform: scaleX(0.3);
    opacity: 0.45;
  }

  50% {
    transform: scaleX(1);
    opacity: 1;
  }
}

@keyframes scan-pass {
  0%,
  100% {
    transform: translateX(0);
  }

  50% {
    transform: translateX(250px);
  }
}

@keyframes scan-wide {
  0%,
  100% {
    transform: translateX(0);
  }

  50% {
    transform: translateX(310px);
  }
}

@keyframes bar-fill {
  from {
    transform: scaleX(0.25);
    transform-origin: left;
  }
}

@keyframes ring-pulse {
  50% {
    transform: scale(1.08);
    opacity: 0.72;
  }
}

@keyframes card-step {
  50% {
    transform: translateX(8px);
    border-color: rgba(31, 122, 114, 0.4);
  }
}

@media (max-width: 1080px) {
  .hero,
  .case-layout,
  .resume-layout,
  .xunmeng-layout {
    grid-template-columns: 1fr;
  }

  .hero-preview {
    min-height: 700px;
  }

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

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

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

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

  .resume-panel {
    max-width: none;
  }
}

@media (max-width: 760px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  .nav-links {
    grid-column: 1 / -1;
    grid-row: 2;
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: 2px;
  }

  .header-actions {
    justify-self: end;
  }

  .hero {
    min-height: auto;
  }

  .hero-facts,
  .strategy-strip,
  .project-grid,
  .case-points,
  .demo-canvas,
  .achievement-list li,
  .contact-section {
    grid-template-columns: 1fr;
  }

  .preview-toolbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .segmented-control,
  .work-controls {
    width: 100%;
    overflow-x: auto;
  }

  .segmented-control button,
  .work-controls button {
    flex: 1 0 auto;
  }

  .hero-preview {
    min-height: 680px;
  }

  .motion-rag {
    grid-template-columns: 1fr;
  }

  .phone-preview {
    width: min(280px, 86%);
  }

  .xunmeng-hero-panel.phone-preview {
    width: min(354px, calc(100% - 28px));
  }

  .assistant-preview {
    inset-inline: 18px;
  }

  .visual-stage[data-stage="mobile"],
  .visual-stage[data-stage="assistant"] {
    min-height: 620px;
  }

  .vision-panel.phone-preview,
  .rag-panel.assistant-preview {
    inset: 18px;
  }

  .vision-workbench,
  .rag-workbench {
    grid-template-columns: 1fr;
  }

  .live-frame,
  .rag-video,
  .live-frame video,
  .rag-video video {
    min-height: 168px;
  }

  .project-card {
    grid-template-rows: 240px 1fr;
  }

  .journey-card {
    min-height: 122px;
    transform: translateY(0);
  }

  .journey-card.is-active {
    transform: translateY(0);
  }

  .contact-actions {
    justify-content: flex-start;
  }

  .tableau-shell-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .xunmeng-phone-shell {
    width: min(100%, 360px);
    border-width: 8px;
    border-radius: 34px;
  }

  .xunmeng-phone-shell iframe {
    min-height: 560px;
    height: 68vh;
    border-radius: 24px;
  }

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

  .xunmeng-actions .button {
    width: 100%;
  }

  .tableau-embed {
    padding: 10px;
  }

  .site-footer {
    flex-direction: column;
  }
}

@media (max-width: 520px) {
  .section-band {
    padding-inline: 16px;
  }

  .hero-preview {
    margin-inline: -8px;
    min-height: 650px;
  }

  .visual-stage {
    min-height: 590px;
  }

  .visual-stage[data-stage="mobile"] {
    min-height: 590px;
  }

  .xunmeng-hero-panel.phone-preview {
    inset-block: 12px;
    width: min(340px, calc(100% - 20px));
    border-width: 6px;
    border-radius: 32px;
  }

  .xunmeng-hero-device {
    border-radius: 23px;
  }

  .xunmeng-card-preview {
    grid-template-columns: 1fr;
    justify-items: center;
    gap: 14px;
  }

  .xunmeng-card-copy {
    justify-items: center;
  }

  .xunmeng-product-panel h3 {
    font-size: 1.72rem;
  }

  .xunmeng-phone-shell iframe {
    min-height: 520px;
  }

  .media-mobile {
    gap: 10px;
  }

  .mobile-notes span {
    width: 56px;
  }
}