*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  background: #fdfbf3;
  overflow-x: clip;
}

body {
  width: 100%;
  min-width: 0;
  overflow-x: clip;
  background: #fdfbf3;
  color: #0d2320;
  font-family: "Microsoft YaHei", sans-serif;
}

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

.hero {
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 720px;
  display: grid;
  grid-template-columns: 46.47% 53.53%;
  grid-template-rows: 11.16% 1fr;
  grid-template-areas:
    "header header"
    "copy visual";
  background: #fdfbf3;
  overflow: hidden;
}

.site-header {
  grid-area: header;
  position: relative;
}

.logo {
  position: absolute;
  left: 7.36%;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 0.9vw;
}

.logo-wordmark {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
}

.logo-zh {
  font-family: "Microsoft YaHei", sans-serif;
  font-weight: 600;
  font-size: 1.73vw;
  line-height: 1;
  letter-spacing: 0.12em;
  color: #0d2320;
  white-space: nowrap;
}

.logo-symbol {
  display: block;
  width: clamp(68px, 5.5vw, 86px);
  height: auto;
  flex: none;
  margin: 0;
  object-fit: contain;
}

.logo-en {
  margin-top: 0.55vw;
  padding-left: 0.08em;
  font-size: 0.64vw;
  line-height: 1;
  letter-spacing: 0.25em;
  font-weight: 400;
  color: #1a2e2b;
  white-space: nowrap;
}

.site-nav {
  position: absolute;
  left: 38%;
  right: 17.2%;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.site-nav a {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.7vw;
}

.nav-zh {
  font-family: "Microsoft YaHei", sans-serif;
  font-weight: 500;
  font-size: 1.05vw;
  line-height: 1;
  letter-spacing: 0.08em;
  white-space: nowrap;
}

.nav-en {
  font-size: 0.52vw;
  line-height: 1;
  letter-spacing: 0.16em;
  font-weight: 400;
  color: #3d4a47;
  white-space: nowrap;
}

.hero-copy {
  grid-area: copy;
  padding: 19.7vh 0 4vh 16.1%;
}

.hero-copy h1 {
  font-family: "Microsoft YaHei", sans-serif;
  font-weight: 600;
  font-size: clamp(50px, 3.85vw, 64px);
  line-height: 1.38;
  letter-spacing: 0.02em;
  color: #0d2320;
  white-space: nowrap;
}

.hero-rule {
  display: block;
  width: 2.93vw;
  height: 2px;
  margin-top: 6.7vh;
  background: #162e2b;
}

.hero-copy p {
  margin-top: 5.2vh;
  font-size: clamp(15px, 1.08vw, 18px);
  line-height: 2;
  font-weight: 400;
  color: #5c5e5b;
  letter-spacing: 0.03em;
  white-space: nowrap;
}

.hero-copy p + p {
  margin-top: 3.4vh;
}

.hero-visual {
  grid-area: visual;
  position: relative;
  min-height: 0;
  overflow: hidden;
}

.hero-visual img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: fill;
}

.hero-keywords {
  position: absolute;
  left: 73.9%;
  top: 62.9%;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  color: #f7f4ee;
  font-size: 0.66vw;
  font-weight: 400;
  letter-spacing: 0.22em;
  line-height: 1;
  white-space: nowrap;
}

.hero-keywords span:nth-child(1) {
  margin-bottom: 1.55vw;
}

.hero-keywords span:nth-child(2) {
  margin-bottom: 1.85vw;
}

.hero-keywords span:nth-child(3) {
  margin-bottom: 1.15vw;
}

.keywords-rule {
  display: block;
  width: 2.63vw;
  height: 1px;
  margin-top: 1.55vw;
  background: #f7f4ee;
}

.later-section {
  height: 0;
  overflow: hidden;
}

.about-section {
  width: 100%;
  background: #fdfbf3;
}

.about-overview,
.about-founder {
  position: relative;
  width: 100%;
  overflow: hidden;
}

.about-overview {
  aspect-ratio: 3 / 2;
  min-height: 720px;
  background: #063429;
  color: #f8f5ec;
}

.about-overview-art,
.about-founder-art {
  position: absolute;
  inset: 0;
  z-index: 0;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: fill;
}

.about-overview-mask {
  position: absolute;
  inset: 0 auto 0 0;
  z-index: 1;
  width: 62.5%;
  background:
    radial-gradient(circle at 72% 32%, #0b4939 0, #083c30 31%, transparent 68%),
    linear-gradient(112deg, #043127 0%, #07382c 56%, #0a4033 100%);
}

.about-overview-content {
  position: absolute;
  inset: 0;
  z-index: 2;
  padding: 4.9vw 0 4vw 6%;
}

.about-kicker,
.founder-kicker {
  font-size: 1.3vw;
  line-height: 1;
  font-weight: 400;
  letter-spacing: 0.01em;
}

.about-overview h2 {
  margin-top: 4.5vw;
  font-family: "Microsoft YaHei", sans-serif;
  font-size: clamp(58px, 4.75vw, 76px);
  line-height: 1.3;
  font-weight: 400;
  letter-spacing: 0.015em;
}

.about-overview-copy {
  width: 43%;
  margin-top: 3vw;
  font-size: clamp(13px, 0.88vw, 15px);
  line-height: 1.7;
  font-weight: 400;
  letter-spacing: 0.015em;
}

.about-overview-copy p + p {
  margin-top: 1.15vw;
}

.about-journey {
  position: relative;
  width: 100%;
  min-height: 900px;
  padding: 4.8vw 6.2vw 5vw;
  overflow: hidden;
  color: #123329;
  background:
    radial-gradient(circle at 82% 15%, rgba(218, 198, 161, 0.28), transparent 30%),
    linear-gradient(124deg, #f7f4ec 0%, #f0eadf 58%, #e8dfd0 100%);
}

.journey-kicker {
  font-size: clamp(14px, 1vw, 17px);
  line-height: 1;
  font-weight: 500;
  letter-spacing: 0.04em;
}

.journey-kicker span {
  letter-spacing: 0.14em;
}

.journey-company-en {
  position: absolute;
  top: 4.75vw;
  right: 6.2vw;
  color: #536158;
  font-size: clamp(12px, 0.84vw, 15px);
  line-height: 1;
  font-weight: 400;
  letter-spacing: 0.08em;
}

.journey-introduction {
  display: grid;
  grid-template-columns: 0.84fr 1.16fr;
  grid-template-rows: auto auto;
  column-gap: 9vw;
  width: 100%;
  margin-top: 4.5vw;
}

.journey-introduction h2 {
  grid-column: 1;
  grid-row: 1;
  font-size: clamp(58px, 4.65vw, 78px);
  line-height: 1.16;
  font-weight: 400;
  letter-spacing: 0.012em;
}

.journey-claim {
  grid-column: 1;
  grid-row: 2;
  width: 100%;
  margin-top: 1.5vw;
  color: #866d45;
  font-size: clamp(19px, 1.4vw, 24px);
  line-height: 1.55;
  font-weight: 500;
  letter-spacing: 0.01em;
}

.journey-lead {
  grid-column: 2;
  grid-row: 1 / span 2;
  align-self: end;
  display: block;
  width: 100%;
  margin: 0 0 0.35vw;
  color: #4d574f;
  font-size: clamp(14px, 0.92vw, 16px);
  line-height: 1.85;
}

.journey-lead p + p {
  margin-top: 1.3vw;
}

.journey-stages {
  position: relative;
  top: auto;
  right: auto;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  width: 100%;
  margin: 4.2vw 0 0;
}

.journey-stage {
  display: block;
  width: 100%;
  min-height: 18.5vw;
  padding: 2.15vw 2vw 2vw;
  border-top: 1px solid rgba(18, 51, 41, 0.22);
  border-right: 1px solid rgba(18, 51, 41, 0.22);
  border-bottom: 1px solid rgba(18, 51, 41, 0.22);
}

.journey-stage:first-child {
  border-left: 1px solid rgba(18, 51, 41, 0.22);
}

.journey-stage:nth-child(2),
.journey-stage:nth-child(3) {
  width: 100%;
  margin: 0;
}

.journey-period {
  display: flex;
  align-items: baseline;
  gap: 0.6vw;
  color: #866d45;
  line-height: 1;
  letter-spacing: 0.025em;
  writing-mode: horizontal-tb;
}

.journey-period span {
  font-size: clamp(28px, 2.05vw, 36px);
  font-weight: 400;
}

.journey-period small {
  font-size: clamp(13px, 0.9vw, 16px);
  font-weight: 600;
  letter-spacing: 0.04em;
}

.journey-stage h3 {
  margin-top: 1.15vw;
  font-size: clamp(23px, 1.65vw, 29px);
  line-height: 1.25;
  font-weight: 500;
  letter-spacing: 0.015em;
}

.journey-stage > p:last-child {
  margin-top: 1vw;
  color: #4d574f;
  font-size: clamp(13px, 0.86vw, 15px);
  line-height: 1.78;
  font-weight: 400;
  letter-spacing: 0.008em;
}

.journey-closing {
  position: static;
  width: 52%;
  margin: 3.1vw 0 0;
  padding: 0;
  border: 0;
  font-size: clamp(20px, 1.48vw, 26px);
  line-height: 1.55;
  font-weight: 500;
  letter-spacing: 0.01em;
}

.about-founder {
  aspect-ratio: 1671 / 941;
  min-height: 720px;
  background: #f9f7ef;
  color: #07372f;
}

.about-founder-mask {
  position: absolute;
  inset: 0 auto 0 0;
  z-index: 1;
  width: 52.6%;
  background: linear-gradient(112deg, #fbfaf5 0%, #faf8f1 58%, #f5f1e6 100%);
}

.about-founder-content {
  position: absolute;
  inset: 0;
  z-index: 2;
  padding: 3.25vw 0 3vw 6.25%;
}

.founder-kicker {
  font-size: 1.08vw;
  color: #254b45;
}

.about-founder h2 {
  margin-top: 3.8vw;
  font-family: "Microsoft YaHei", sans-serif;
  font-size: 3.95vw;
  line-height: 1.37;
  font-weight: 400;
  letter-spacing: 0.01em;
}

.founder-name {
  margin-top: 1.95vw;
  font-family: "Microsoft YaHei", sans-serif;
  font-size: 1.72vw;
  line-height: 1;
  font-weight: 600;
}

.founder-position {
  margin-top: 1.1vw;
  font-size: 1.22vw;
  line-height: 1.5;
  font-weight: 400;
}

.founder-experience {
  width: 45.5%;
  margin-top: 1.05vw;
  color: #31564f;
  font-size: 0.96vw;
  line-height: 1.75;
  font-weight: 500;
  letter-spacing: 0.01em;
}

.founder-copy {
  width: 45.5%;
  margin-top: 1.9vw;
  font-size: 1.18vw;
  line-height: 1.78;
  font-weight: 400;
  letter-spacing: 0.01em;
}

.founder-copy p + p {
  margin-top: 1.55vw;
}

.services-section {
  position: relative;
  isolation: isolate;
  width: 100%;
  overflow: hidden;
  background: #f9f7ef;
}

.services-panel {
  position: relative;
  width: 100%;
  min-height: 720px;
  aspect-ratio: 1672 / 941;
  overflow: hidden;
  font-family: "Microsoft YaHei", sans-serif;
  font-weight: 300;
}

.services-panel--first {
  aspect-ratio: 1586 / 992;
}

.services-panel--light {
  color: #3c422f;
  background: radial-gradient(circle at 54% 45%, #fffef9 0%, #faf8f1 58%, #f5f1e7 100%);
}

.services-panel--dark {
  color: #f5f3eb;
  background: radial-gradient(circle at 48% 50%, #173f2c 0%, #0d3022 55%, #08251b 100%);
}

.services-panel::after {
  content: "";
  position: absolute;
  z-index: 1;
  left: 62.7%;
  top: 20.5%;
  bottom: 9%;
  width: 1px;
  background: rgba(71, 75, 58, 0.26);
}

.services-panel--dark::after {
  background: rgba(245, 243, 235, 0.55);
}

.services-panel-header,
.services-panel-primary,
.services-panel-secondary {
  position: absolute;
  z-index: 2;
}

.services-panel-header {
  left: 7.2%;
  top: 9.8%;
}

.services-panel--first .services-panel-header {
  top: 10.8%;
}

.services-panel-header p {
  font-size: 0.96vw;
  line-height: 1;
  font-weight: 400;
  letter-spacing: 0.03em;
}

.services-panel-header p span {
  margin-left: 0.45vw;
  font-size: 0.82vw;
  letter-spacing: 0.34em;
}

.services-panel-rule,
.services-section-rule {
  display: block;
  height: 1px;
  background: currentColor;
}

.services-panel-rule {
  width: 3.1vw;
  margin-top: 1.75vw;
  opacity: 0.8;
}

.services-panel-primary {
  left: 7.2%;
  top: 21.8%;
  width: 52.5%;
}

.services-panel--first .services-panel-primary {
  top: 21.7%;
}

.services-panel-index {
  font-size: 2vw;
  line-height: 1.2;
  font-weight: 300;
  letter-spacing: 0.01em;
}

.services-panel-index span,
.services-course-title span {
  display: inline-block;
  margin: 0 0.25em;
  font-weight: 300;
  opacity: 0.72;
}

.services-panel h2 {
  margin-top: 3.35vw;
  font-size: 3.58vw;
  line-height: 1.38;
  font-weight: 300;
  letter-spacing: 0.01em;
}

.services-panel--first h2 {
  margin-top: 2.75vw;
  font-size: 3.38vw;
  line-height: 1.46;
}

.services-introduction {
  margin-top: 5.7vw;
}

.services-panel--first .services-introduction {
  margin-top: 3.65vw;
}

.services-introduction h3,
.services-panel-secondary h3 {
  font-size: 1.65vw;
  line-height: 1.2;
  font-weight: 400;
  letter-spacing: 0.01em;
}

.services-section-rule {
  width: 3.1vw;
  margin-top: 1.75vw;
  opacity: 0.72;
}

.services-introduction-copy {
  width: 93%;
  margin-top: 2.15vw;
  font-size: 1.26vw;
  line-height: 1.86;
  letter-spacing: 0.012em;
}

.services-introduction-copy p + p {
  margin-top: 2.1vw;
}

.services-panel-secondary {
  left: 67.3%;
  top: 21.8%;
  width: 27.1%;
}

.services-panel--first .services-panel-secondary {
  top: 26.3%;
}

.services-panel-secondary h3 {
  font-size: 2.05vw;
  font-weight: 400;
}

.services-panel-secondary .services-section-rule {
  margin-top: 1.65vw;
}

.services-offering ul,
.services-course-list ol {
  margin-top: 2.05vw;
  list-style: none;
}

.services-offering li {
  font-size: 1.36vw;
  line-height: 1.5;
  letter-spacing: 0.005em;
}

.services-offering li + li {
  margin-top: 1.45vw;
}

.services-format {
  margin-top: 5vw;
}

.services-format p {
  margin-top: 2vw;
  font-size: 1.28vw;
  line-height: 1.85;
  letter-spacing: 0.01em;
}

.services-panel--first .services-format {
  margin-top: 5.25vw;
}

.services-panel--courses .services-panel-primary {
  width: 54.5%;
}

.services-panel--courses .services-panel-secondary {
  left: 65.3%;
  width: 31%;
}

.services-panel--courses .services-introduction {
  margin-top: 5.4vw;
}

.services-course-list ol {
  margin-top: 2.35vw;
}

.services-course-list li + li {
  margin-top: 2.1vw;
}

.services-course-list li {
  font-size: 1.05vw;
  line-height: 1.65;
}

.services-course-title {
  font-size: 1.15vw;
  line-height: 1.45;
}

.services-course-list li > p:last-child {
  margin-top: 0.65vw;
  padding-left: 3.75vw;
}

.services-panel--courses .services-format {
  margin-top: 4vw;
}

.insights-section {
  position: relative;
  width: 100%;
  min-height: 720px;
  aspect-ratio: 1744 / 902;
  overflow: hidden;
  color: #111914;
  background: #ece6da url("../images/insights-paper-texture.png") center / cover no-repeat;
  font-family: "Microsoft YaHei", sans-serif;
}

.insights-handprint {
  position: absolute;
  left: 28.4%;
  top: 28.8%;
  z-index: 0;
  display: block;
  width: 27.5%;
  height: auto;
}

.insights-introduction,
.insights-research-list {
  position: absolute;
  z-index: 2;
}

.insights-introduction {
  left: 4.8%;
  top: 8.6%;
  width: 29.5%;
}

.insights-kicker {
  font-size: 1vw;
  line-height: 1;
  font-weight: 500;
  letter-spacing: 0.025em;
}

.insights-kicker span {
  font-size: 0.82vw;
  font-weight: 400;
  letter-spacing: 0.08em;
}

.insights-kicker-rule {
  display: block;
  width: 2.15vw;
  height: 2px;
  margin-top: 1.2vw;
  background: #15221b;
}

.insights-introduction h2 {
  margin-top: 3.25vw;
  font-size: 3.35vw;
  line-height: 1.32;
  font-weight: 400;
  letter-spacing: 0.015em;
}

.insights-lead {
  width: 92%;
  margin-top: 2.35vw;
  font-size: 1.18vw;
  line-height: 1.85;
  font-weight: 400;
  letter-spacing: 0.012em;
}

.insights-more,
.insights-research-more {
  display: inline-flex;
  align-items: center;
  gap: 1.45vw;
  font-size: 1.02vw;
  line-height: 1;
  font-weight: 500;
  white-space: nowrap;
  cursor: default;
}

.insights-more {
  margin-top: 2.25vw;
  padding: 1.05vw 2.25vw;
  background: rgba(255, 255, 255, 0.88);
}

.insights-more span,
.insights-research-more span {
  font-size: 1.55em;
  font-weight: 300;
}

.insights-research-list {
  left: 57.8%;
  top: 12.5%;
  bottom: 9.8%;
  width: 38.7%;
  display: grid;
  grid-template-rows: minmax(0, 1fr) minmax(0, 1fr);
  gap: 5.1vw;
}

.insights-research-list::before {
  content: "";
  position: absolute;
  left: -3.1vw;
  top: 0;
  bottom: 0;
  width: 1px;
  background: rgba(32, 44, 35, 0.24);
}

.insights-research {
  position: relative;
  min-height: 0;
}

.insights-research-header {
  display: flex;
  align-items: center;
  width: 70%;
}

.insights-research-index {
  flex: none;
  font-size: 1.62vw;
  line-height: 1;
  font-weight: 500;
}

.insights-research-en {
  flex: none;
  margin-left: 2.35vw;
  font-size: 0.88vw;
  line-height: 1;
  font-weight: 400;
  letter-spacing: 0.1em;
}

.insights-research-rule {
  flex: 1;
  height: 1px;
  margin-left: 1.1vw;
  background: rgba(31, 42, 34, 0.34);
}

.insights-research h3 {
  margin-top: 1.55vw;
  font-size: 3.15vw;
  line-height: 1.15;
  font-weight: 500;
  letter-spacing: 0.015em;
}

.insights-research-subtitle {
  margin-top: 0.55vw;
  font-size: 1.28vw;
  line-height: 1.5;
  font-weight: 600;
}

.insights-research-summary {
  width: 72%;
  margin-top: 1vw;
  font-size: 1.02vw;
  line-height: 1.72;
  font-weight: 400;
  letter-spacing: 0.008em;
}

.insights-topics {
  display: flex;
  align-items: flex-start;
  gap: 2.3vw;
  margin-top: 1.15vw;
}

.insights-topics section {
  min-width: 0;
}

.insights-topics h4 {
  font-size: 0.92vw;
  line-height: 1.3;
  font-weight: 600;
}

.insights-topics p {
  margin-top: 0.45vw;
  font-size: 0.82vw;
  line-height: 1.45;
  font-weight: 400;
  white-space: nowrap;
}

.insights-qr {
  position: absolute;
  top: 8%;
  right: 0;
  width: 6.6vw;
  margin: 0;
}

.insights-qr img {
  display: block;
  width: 100%;
  height: auto;
}

.insights-qr figcaption {
  margin-top: 0.55vw;
  font-size: 0.76vw;
  line-height: 1.45;
  font-weight: 600;
  white-space: nowrap;
}

.insights-research-more {
  position: absolute;
  right: 0.4vw;
  bottom: 0.15vw;
}

.approach-section {
  position: relative;
  width: 100%;
  min-height: 720px;
  aspect-ratio: 1744 / 902;
  overflow: hidden;
  padding: 6.8% 7.7% 6.6%;
  color: #101c18;
  background:
    radial-gradient(circle at 25% 18%, rgba(255, 255, 255, 0.92), transparent 38%),
    radial-gradient(circle at 84% 74%, rgba(214, 216, 207, 0.56), transparent 42%),
    #e9e9e3;
  font-family: "Microsoft YaHei", sans-serif;
}

.approach-introduction {
  position: relative;
  z-index: 1;
}

.approach-kicker {
  font-size: 1vw;
  line-height: 1;
  font-weight: 500;
  letter-spacing: 0.035em;
}

.approach-kicker span {
  margin-left: 0.35vw;
  font-size: 0.82vw;
  font-weight: 400;
  letter-spacing: 0.12em;
}

.approach-introduction h2 {
  max-width: 63%;
  margin-top: 3.1vw;
  font-size: 4.15vw;
  line-height: 1.25;
  font-weight: 400;
  letter-spacing: 0.015em;
}

.approach-steps {
  position: absolute;
  left: 7.7%;
  right: 7.7%;
  bottom: 10.2%;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 7.1vw;
}

.approach-step {
  min-width: 0;
}

.approach-step-index {
  display: block;
  font-family: "Microsoft YaHei", sans-serif;
  font-size: 1.22vw;
  line-height: 1;
  font-weight: 600;
}

.approach-step h3 {
  margin-top: 1.25vw;
  font-size: 2.75vw;
  line-height: 1.12;
  font-weight: 500;
  letter-spacing: 0.025em;
}

.approach-step p {
  margin-top: 2vw;
  font-size: 1.08vw;
  line-height: 1.95;
  font-weight: 400;
  letter-spacing: 0.012em;
}

.contact-section {
  position: relative;
  width: 100%;
  min-height: 760px;
  aspect-ratio: 1744 / 902;
  overflow: hidden;
  color: #10271f;
  background:
    radial-gradient(circle at 48% 18%, rgba(255, 255, 255, 0.96), transparent 43%),
    radial-gradient(circle at 17% 75%, rgba(225, 225, 216, 0.36), transparent 45%),
    #f1f0eb;
  font-family: "Microsoft YaHei", sans-serif;
}

.contact-section::before,
.contact-section::after {
  content: "";
  position: absolute;
  pointer-events: none;
  border: 1px solid rgba(60, 85, 70, 0.22);
  border-radius: 50%;
}

.contact-section::before {
  top: -25%;
  left: -31%;
  width: 50%;
  height: 95%;
}

.contact-section::after {
  right: -23%;
  top: 31%;
  width: 45%;
  height: 43%;
  transform: rotate(-13deg);
}

.contact-main {
  position: relative;
  z-index: 1;
  height: 77.5%;
  padding-top: 3.15%;
  text-align: center;
}

.contact-kicker {
  font-size: 0.88vw;
  line-height: 1;
  font-weight: 500;
  letter-spacing: 0.08em;
}

.contact-kicker span {
  margin-left: 0.35vw;
  font-size: 0.76vw;
  font-weight: 400;
  letter-spacing: 0.28em;
}

.contact-kicker::after {
  content: "";
  display: block;
  width: 2.15vw;
  height: 1px;
  margin: 1.2vw auto 0;
  background: rgba(16, 39, 31, 0.68);
}

.contact-main h2 {
  margin-top: 2.4vw;
  font-size: 4.1vw;
  line-height: 1.08;
  font-weight: 650;
  letter-spacing: 0.07em;
}

.contact-slogan {
  margin-top: 1.15vw;
  font-size: 2.45vw;
  line-height: 1.35;
  font-weight: 400;
  letter-spacing: 0.018em;
}

.contact-copy {
  margin-top: 2.55vw;
  color: #4a4a46;
  font-size: 1.12vw;
  line-height: 2;
  font-weight: 400;
  letter-spacing: 0.018em;
}

.contact-action {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.55vw;
  width: 18.8vw;
  height: 3.15vw;
  margin: 2.4vw auto 0;
  color: #fff;
  background: #15392e;
  font-size: 1.02vw;
  line-height: 1;
  font-weight: 600;
  letter-spacing: 0.12em;
}

.contact-action span {
  font-size: 1.25em;
  font-weight: 300;
}

.contact-footer {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 12.5vw 22vw;
  align-items: center;
  height: 22.5%;
  padding: 2.3% 6.2% 2.2%;
  background: rgba(255, 255, 255, 0.82);
}

.contact-brand {
  align-self: center;
}

.contact-footer .site-icp {
  position: absolute;
  left: 50%;
  bottom: 0.5vw;
  transform: translateX(-50%);
  color: #535552;
  font-size: clamp(11px, 0.75vw, 14px);
  white-space: nowrap;
}

.insights-detail-footer .site-icp-detail {
  font-size: clamp(11px, 0.75vw, 14px);
}

.contact-company {
  font-size: 1.72vw;
  line-height: 1.2;
  font-weight: 650;
  letter-spacing: 0.02em;
}

.contact-brand-name {
  margin-top: 0.62vw;
  color: #535552;
  font-size: 0.98vw;
  line-height: 1;
  font-weight: 400;
  letter-spacing: 0.22em;
}

.contact-brand-name span {
  margin-left: 0.55vw;
  letter-spacing: 0.28em;
}

.contact-brand-rule {
  display: block;
  width: 2.1vw;
  height: 1px;
  margin-top: 1.25vw;
  background: rgba(16, 39, 31, 0.65);
}

.contact-belief {
  margin-top: 1.05vw;
  font-size: 1.02vw;
  line-height: 1.45;
  font-weight: 400;
  letter-spacing: 0.02em;
}

.contact-footer-nav {
  align-self: stretch;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.72vw;
  padding-left: 3.7vw;
  border-left: 1px solid rgba(16, 39, 31, 0.24);
}

.contact-footer-nav a {
  color: #303733;
  font-size: 0.92vw;
  line-height: 1.25;
  text-decoration: none;
  letter-spacing: 0.025em;
}

.contact-qr {
  display: grid;
  grid-template-columns: 7.3vw minmax(0, 1fr);
  align-items: end;
  gap: 1.25vw;
  margin: 0;
}

.contact-qr img {
  display: block;
  width: 7.3vw;
  height: 7.3vw;
  object-fit: contain;
  background: #fff;
}

.contact-qr figcaption {
  padding-bottom: 0.1vw;
  color: #4b4c49;
  font-size: 0.82vw;
  line-height: 1.55;
  font-weight: 400;
  white-space: nowrap;
}

/* 统一后的编辑式视觉系统 */
.about-kicker,
.founder-kicker,
.services-panel-header p,
.insights-kicker,
.approach-kicker,
.contact-kicker {
  font-family: "Microsoft YaHei", sans-serif;
  font-size: 0.9vw;
  line-height: 1;
  font-weight: 500;
  letter-spacing: 0.045em;
}

.about-kicker span,
.services-panel-header p span,
.insights-kicker span,
.approach-kicker span,
.contact-kicker span {
  margin-left: 0.34vw;
  font-size: 0.78vw;
  line-height: 1;
  font-weight: 400;
  letter-spacing: 0.14em;
}

.founder-kicker {
  color: #254b45;
  letter-spacing: 0.08em;
}

.services-panel {
  min-height: 660px;
  height: clamp(660px, 48vw, 760px);
  aspect-ratio: auto;
  font-weight: 400;
}

.services-panel--first {
  height: clamp(700px, 51vw, 800px);
  aspect-ratio: auto;
}

.services-panel--light {
  color: #172b24;
  background: #f5f3ec;
}

.services-panel--dark {
  color: #f4f1e8;
  background: #10372b;
}

.services-panel:nth-of-type(3) {
  color: #172b24;
  background: #e9e9e3;
}

.services-panel:nth-of-type(4) {
  color: #172b24;
  background: #dfe2dc;
}

.services-panel::after {
  left: 64.5%;
  top: 21%;
  bottom: 13%;
  background: rgba(27, 48, 39, 0.22);
}

.services-panel--dark::after {
  background: rgba(245, 243, 235, 0.32);
}

.services-panel:nth-of-type(4)::after {
  background: rgba(27, 48, 39, 0.22);
}

.services-panel-header {
  left: 7.2%;
  top: 8.2%;
}

.services-panel--first .services-panel-header {
  top: 8.2%;
}

.services-panel:not(.services-panel--first) .services-panel-header {
  display: none;
}

.services-panel-rule {
  width: 2.2vw;
  margin-top: 1.15vw;
  opacity: 0.58;
}

.services-panel-primary,
.services-panel--first .services-panel-primary {
  left: 7.2%;
  top: 17.5%;
  width: 50.5%;
}

.services-panel:not(.services-panel--first) .services-panel-primary {
  top: 13.5%;
}

.services-panel-index {
  font-size: 1.08vw;
  line-height: 1.2;
  font-weight: 500;
  letter-spacing: 0.035em;
}

.services-panel h2,
.services-panel--first h2 {
  max-width: 45vw;
  margin-top: 1.65vw;
  font-size: 2.82vw;
  line-height: 1.34;
  font-weight: 400;
  letter-spacing: 0.012em;
}

.services-introduction,
.services-panel--first .services-introduction,
.services-panel--courses .services-introduction {
  max-width: 43vw;
  margin-top: 2.75vw;
}

.services-introduction h3,
.services-panel-secondary h3 {
  font-size: 0.9vw;
  line-height: 1.2;
  font-weight: 500;
  letter-spacing: 0.06em;
}

.services-section-rule,
.services-panel-secondary .services-section-rule {
  width: 2.1vw;
  margin-top: 0.78vw;
  opacity: 0.48;
}

.services-introduction-copy {
  width: 90%;
  margin-top: 1.15vw;
  font-size: 0.94vw;
  line-height: 1.72;
  letter-spacing: 0.012em;
}

.services-introduction-copy p + p {
  margin-top: 0.85vw;
}

.services-panel-secondary,
.services-panel--first .services-panel-secondary {
  left: 69.5%;
  top: 21%;
  width: 22.8%;
}

.services-panel:not(.services-panel--first) .services-panel-secondary {
  top: 17%;
}

.services-offering ul,
.services-course-list ol {
  margin-top: 1.2vw;
}

.services-offering li {
  font-size: 0.92vw;
  line-height: 1.55;
  letter-spacing: 0.012em;
}

.services-offering li + li {
  margin-top: 0.62vw;
}

.services-format,
.services-panel--first .services-format {
  margin-top: 2.6vw;
}

.services-format p {
  margin-top: 1.05vw;
  font-size: 0.9vw;
  line-height: 1.65;
  letter-spacing: 0.012em;
}

.services-panel--courses .services-panel-primary {
  width: 50.5%;
}

.services-panel--courses .services-panel-secondary {
  left: 67.8%;
  top: 13.5%;
  width: 25.2%;
}

.services-course-list ol {
  margin-top: 1.15vw;
}

.services-course-list li + li {
  margin-top: 1.1vw;
}

.services-course-list li {
  font-size: 0.78vw;
  line-height: 1.5;
}

.services-course-title {
  font-size: 0.86vw;
  line-height: 1.45;
  font-weight: 500;
}

.services-course-list li > p:last-child {
  margin-top: 0.35vw;
  padding-left: 2.75vw;
}

.services-panel--courses .services-format {
  margin-top: 2.25vw;
}

.approach-section {
  background:
    radial-gradient(circle at 24% 18%, rgba(255, 255, 255, 0.72), transparent 38%),
    radial-gradient(circle at 84% 74%, rgba(207, 211, 204, 0.42), transparent 42%),
    #e5e7e1;
}

.contact-section {
  background:
    radial-gradient(circle at 48% 18%, rgba(255, 255, 255, 0.88), transparent 43%),
    radial-gradient(circle at 17% 75%, rgba(225, 225, 216, 0.28), transparent 45%),
    #f3f1ea;
}

/* 三个板块的独立材质语言：暖石、雾面、纸面 */
.services-panel {
  isolation: isolate;
}

.services-panel::before {
  content: "";
  position: absolute;
  inset: -3%;
  z-index: 0;
  pointer-events: none;
  background: url("../images/insights-paper-texture.png") center / 118% 118% no-repeat;
  opacity: 0.14;
  mix-blend-mode: multiply;
  filter: grayscale(0.65) sepia(0.18) contrast(0.78) brightness(1.08);
}

.services-panel--light {
  background:
    linear-gradient(118deg, rgba(255, 255, 255, 0.62) 0%, rgba(255, 255, 255, 0) 43%),
    linear-gradient(102deg, #f7f3e9 0%, #eee8dc 58%, #e7dfd1 100%);
}

.services-panel--dark {
  background:
    linear-gradient(118deg, rgba(54, 91, 74, 0.46) 0%, rgba(16, 48, 38, 0) 47%),
    linear-gradient(105deg, #09271f 0%, #10382b 55%, #153f31 100%);
}

.services-panel--dark::before {
  opacity: 0.11;
  mix-blend-mode: soft-light;
  filter: grayscale(1) contrast(0.9) brightness(0.72);
}

.services-panel:nth-of-type(3) {
  background:
    linear-gradient(122deg, rgba(255, 255, 255, 0.55) 0%, rgba(255, 255, 255, 0) 44%),
    linear-gradient(104deg, #ecece6 0%, #e1e4dd 58%, #d8dcd4 100%);
}

.services-panel:nth-of-type(3)::before {
  background-position: 34% 56%;
  opacity: 0.1;
  filter: grayscale(1) contrast(0.7) brightness(1.1);
}

.services-panel:nth-of-type(4) {
  background:
    linear-gradient(118deg, rgba(255, 255, 255, 0.42) 0%, rgba(255, 255, 255, 0) 48%),
    linear-gradient(105deg, #e2e5df 0%, #d9ddd6 56%, #cfd5cd 100%);
}

.services-panel:nth-of-type(4)::before {
  background-position: 70% 42%;
  opacity: 0.09;
  filter: grayscale(1) contrast(0.68) brightness(1.08);
}

.approach-section {
  isolation: isolate;
  background:
    linear-gradient(116deg, rgba(255, 255, 255, 0.58) 0%, rgba(255, 255, 255, 0.12) 36%, rgba(200, 208, 200, 0.22) 100%),
    linear-gradient(102deg, #edf0eb 0%, #e4e8e2 52%, #d8ded7 100%);
}

.approach-section::before {
  content: "";
  position: absolute;
  inset: -5%;
  z-index: 0;
  pointer-events: none;
  background: url("../images/insights-paper-texture.png") 32% 44% / 156% 156% no-repeat;
  opacity: 0.065;
  mix-blend-mode: multiply;
  filter: grayscale(1) blur(0.65px) contrast(0.52) brightness(1.12);
}

.contact-section {
  isolation: isolate;
  background:
    linear-gradient(112deg, rgba(255, 255, 255, 0.76) 0%, rgba(255, 255, 255, 0.18) 48%, rgba(222, 216, 202, 0.18) 100%),
    #f4f1e9;
}

.contact-section::before {
  inset: -4%;
  z-index: 0;
  width: auto;
  height: auto;
  border: 0;
  border-radius: 0;
  background: url("../images/insights-paper-texture.png") 66% 38% / 138% 138% no-repeat;
  opacity: 0.12;
  mix-blend-mode: multiply;
  filter: grayscale(0.7) sepia(0.12) contrast(0.65) brightness(1.12);
}

.contact-section::after {
  display: none;
}

.contact-footer {
  border-top: 1px solid rgba(34, 54, 45, 0.12);
  background: rgba(236, 232, 220, 0.86);
  backdrop-filter: blur(1.5px);
}

/* 新商业 03 / 04：取自首屏的暖光与深墨绿主色 */
.services-panel:nth-of-type(3) {
  color: #172b24;
  background:
    linear-gradient(112deg, #fbfaf4 0%, #f3e9d8 35%, #d8c8b0 70%, #aa967a 100%);
}

.services-panel:nth-of-type(3)::before {
  background-position: 26% 48%;
  opacity: 0.075;
  mix-blend-mode: multiply;
  filter: grayscale(0.55) sepia(0.22) contrast(0.66) brightness(1.12);
}

.services-panel:nth-of-type(4) {
  color: #f4f1e8;
  background:
    linear-gradient(118deg, #496457 0%, #1d493b 28%, #0b352b 58%, #032820 80%, #001c18 100%);
}

.services-panel:nth-of-type(4)::before {
  background-position: 72% 36%;
  opacity: 0.13;
  mix-blend-mode: soft-light;
  filter: grayscale(0.8) contrast(0.9) brightness(0.68);
}

.services-panel:nth-of-type(4)::after {
  background: rgba(245, 243, 235, 0.3);
}

/* 新商业四页统一识别：两枚分别跨越 01—02 与 03—04 的品牌水印 */
.services-section-watermark {
  position: absolute;
  z-index: 5;
  display: block;
  -webkit-mask: url("../images/logo-sheep-mark.png") center / contain no-repeat;
  mask: url("../images/logo-sheep-mark.png") center / contain no-repeat;
  pointer-events: none;
  user-select: none;
}

.services-section-watermark--first {
  top: -1.5%;
  left: -33%;
  width: 172%;
  height: 52%;
  background: linear-gradient(
    to bottom,
    rgba(7, 55, 47, 0.06) 0%,
    rgba(7, 55, 47, 0.06) 50%,
    rgba(248, 245, 236, 0.075) 50%,
    rgba(248, 245, 236, 0.075) 100%
  );
  transform: rotate(-7deg);
  transform-origin: 50% 50%;
}

.services-section-watermark--second {
  right: -39%;
  bottom: -2.5%;
  width: 178%;
  height: 53%;
  background: linear-gradient(
    to bottom,
    rgba(7, 55, 47, 0.055) 0%,
    rgba(7, 55, 47, 0.055) 50%,
    rgba(248, 245, 236, 0.072) 50%,
    rgba(248, 245, 236, 0.072) 100%
  );
  transform: rotate(8deg);
  transform-origin: 50% 50%;
}

.services-panel-secondary,
.services-panel--first .services-panel-secondary {
  left: 68.2%;
  width: 25.3%;
}

.services-panel-secondary h3 {
  font-size: clamp(18px, 1.18vw, 21px);
  line-height: 1.25;
  font-weight: 600;
  letter-spacing: 0.025em;
}

.services-offering li {
  font-size: clamp(15px, 1.02vw, 18px);
  line-height: 1.58;
  font-weight: 500;
}

.services-offering li + li {
  margin-top: 0.78vw;
}

.services-format p {
  margin-top: 1.15vw;
  font-size: clamp(15px, 0.98vw, 17px);
  line-height: 1.72;
}

.services-panel--courses .services-panel-secondary {
  left: 67%;
  width: 27%;
}

/* 初印象使用无字完整底图，标题与正文由HTML排版 */
.about-overview-mask {
  display: none;
}

.about-overview-content {
  width: auto;
  height: auto;
  padding: 4.9vw 0 4vw 6%;
  overflow: visible;
  clip: auto;
  clip-path: none;
  white-space: normal;
}

/* 合作二维码弹窗 */
.contact-action-button {
  border: 0;
  font-family: inherit;
  cursor: pointer;
}

.contact-dialog {
  width: min(68vw, 980px);
  padding: 4.4vw 4.8vw;
  border: 0;
  color: #10271f;
  background:
    linear-gradient(118deg, rgba(255, 255, 255, 0.82), rgba(238, 233, 220, 0.9)),
    #f4f1e9;
  box-shadow: 0 2.2vw 7vw rgba(3, 28, 22, 0.28);
  font-family: "Microsoft YaHei", sans-serif;
}

.contact-dialog[open] {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 18vw;
  align-items: center;
  gap: 5vw;
}

.contact-dialog::backdrop {
  background: rgba(3, 24, 19, 0.72);
  backdrop-filter: blur(4px);
}

.contact-dialog-close {
  position: absolute;
  top: 1.25vw;
  right: 1.55vw;
  width: 2.4vw;
  height: 2.4vw;
  border: 0;
  color: #17352b;
  background: transparent;
  font: 300 2vw/1 "Microsoft YaHei", sans-serif;
  cursor: pointer;
}

.contact-dialog-kicker {
  font-size: 0.82vw;
  font-weight: 500;
  letter-spacing: 0.12em;
}

.contact-dialog-copy h2 {
  margin-top: 1.8vw;
  font-size: 2.55vw;
  line-height: 1.3;
  font-weight: 500;
}

.contact-dialog-copy > p:not(.contact-dialog-kicker) {
  margin-top: 1.35vw;
  color: #505650;
  font-size: 1vw;
  line-height: 1.7;
}

.contact-dialog-copy ul {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.8vw 2vw;
  margin-top: 2vw;
  list-style: none;
}

.contact-dialog-copy li {
  padding-top: 0.8vw;
  border-top: 1px solid rgba(16, 39, 31, 0.2);
  font-size: 0.9vw;
  line-height: 1.45;
}

.contact-dialog-qr {
  margin: 0;
  text-align: center;
}

.contact-dialog-qr img {
  display: block;
  width: 15vw;
  height: 15vw;
  margin: 0 auto;
  object-fit: contain;
  background: #fff;
}

.contact-dialog-qr figcaption {
  margin-top: 1vw;
  color: #505650;
  font-size: 0.82vw;
  line-height: 1.55;
}

/* 有观点独立研究入口页 */
.insights-detail-body {
  min-width: 0;
  overflow-x: clip;
  color: #13251e;
  background: #eee9de;
}

.insights-detail-header {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 7vw;
  padding: 0 6.2vw;
  color: #13251e;
}

.insights-detail-logo {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.insights-detail-logo span {
  font-size: 1.28vw;
  line-height: 1;
  font-weight: 600;
  letter-spacing: 0.12em;
}

.insights-detail-logo small {
  margin-top: 0.42vw;
  font-size: 0.5vw;
  line-height: 1;
  letter-spacing: 0.27em;
}

.insights-detail-header nav {
  display: flex;
  align-items: center;
  gap: 3.1vw;
}

.insights-detail-header nav a {
  font-size: 0.78vw;
  line-height: 1;
  letter-spacing: 0.05em;
}

.insights-detail-hero {
  position: relative;
  min-height: 760px;
  height: 100vh;
  overflow: hidden;
  background: #ece6da url("../images/insights-paper-texture.png") center / cover no-repeat;
}

.insights-detail-hero > img {
  position: absolute;
  right: 7.5vw;
  top: 18%;
  width: 40vw;
  opacity: 0.92;
}

.insights-detail-hero-copy {
  position: absolute;
  left: 7.5vw;
  top: 24%;
  z-index: 1;
  width: 51vw;
}

.insights-detail-kicker {
  font-size: 0.9vw;
  line-height: 1;
  font-weight: 500;
  letter-spacing: 0.045em;
}

.insights-detail-kicker span {
  margin-left: 0.34vw;
  font-size: 0.78vw;
  font-weight: 400;
  letter-spacing: 0.14em;
}

.insights-detail-hero h1 {
  margin-top: 3.1vw;
  font-size: 4.4vw;
  line-height: 1.28;
  font-weight: 400;
  letter-spacing: 0.012em;
}

.insights-detail-hero-copy > p:last-child {
  width: 31vw;
  margin-top: 2.4vw;
  font-size: 1.12vw;
  line-height: 1.85;
}

.insights-detail-chapter {
  display: grid;
  grid-template-columns: 46% 54%;
  align-items: center;
  min-height: 720px;
  padding: 7vw 7.5vw;
}

.insights-detail-chapter--dark {
  color: #f5f1e8;
  background:
    linear-gradient(118deg, rgba(69, 102, 86, 0.38), rgba(1, 31, 25, 0.08) 48%),
    #0b3026;
}

.insights-detail-chapter--light {
  color: #172b24;
  background:
    linear-gradient(112deg, rgba(255, 255, 255, 0.74), rgba(232, 220, 199, 0.25)),
    #f1ede4;
}

.insights-detail-index {
  font-size: 1.1vw;
  line-height: 1;
  font-weight: 500;
}

.insights-detail-index span {
  margin-left: 2vw;
  font-size: 0.75vw;
  font-weight: 400;
  letter-spacing: 0.14em;
}

.insights-detail-chapter h2 {
  margin-top: 2.1vw;
  font-size: 4vw;
  line-height: 1.2;
  font-weight: 400;
}

.insights-detail-subtitle {
  width: 31vw;
  margin-top: 1.15vw;
  font-size: 1.22vw;
  line-height: 1.65;
  font-weight: 500;
}

.insights-detail-chapter-copy {
  padding-left: 7vw;
  border-left: 1px solid currentColor;
}

.insights-detail-chapter-copy > p {
  width: 33vw;
  font-size: 1.18vw;
  line-height: 1.9;
}

.insights-detail-meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 3vw;
  margin-top: 4vw;
}

.insights-detail-meta h3 {
  font-size: 0.88vw;
  line-height: 1;
  font-weight: 500;
  letter-spacing: 0.08em;
}

.insights-detail-meta p {
  margin-top: 1vw;
  font-size: 0.92vw;
  line-height: 1.75;
}

.insights-detail-reading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 22vw;
  align-items: center;
  min-height: 720px;
  padding: 7vw 12vw;
  background:
    linear-gradient(112deg, rgba(255, 255, 255, 0.72), rgba(218, 208, 190, 0.22)),
    #eee9de url("../images/insights-paper-texture.png") center / cover no-repeat;
}

.insights-detail-reading h2 {
  margin-top: 2.4vw;
  font-size: 3.7vw;
  line-height: 1.32;
  font-weight: 400;
}

.insights-detail-reading > div > p:not(.insights-detail-kicker) {
  margin-top: 2.2vw;
  font-size: 1.1vw;
  line-height: 1.7;
}

.insights-detail-reading strong {
  font-weight: 600;
}

.insights-detail-reading a {
  display: inline-flex;
  align-items: center;
  gap: 2vw;
  margin-top: 2.2vw;
  padding: 1.05vw 2.2vw;
  color: #fff;
  background: #123a2e;
  font-size: 0.92vw;
}

.insights-detail-reading figure {
  margin: 0;
  text-align: center;
}

.insights-detail-reading figure img {
  display: block;
  width: 15vw;
  margin: 0 auto;
}

.insights-detail-reading figcaption {
  margin-top: 1.1vw;
  font-size: 0.82vw;
  line-height: 1.55;
  font-weight: 500;
}

.insights-detail-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 7.5vw;
  padding: 0 6.2vw;
  color: #f3f0e8;
  background: #0b3026;
  font-size: 0.8vw;
  letter-spacing: 0.08em;
}

/* 有观点四页正式内容 */
.insights-story-page {
  position: relative;
  min-height: 760px;
  height: 100vh;
  overflow: hidden;
}

.insights-origin-page {
  background: #ece6da url("../images/insights-paper-texture.png") center / cover no-repeat;
}

.insights-origin-page > img {
  position: absolute;
  right: 4.5vw;
  top: 24%;
  width: 39vw;
  opacity: 0.68;
}

.insights-origin-copy {
  position: absolute;
  left: 7.5vw;
  top: 16%;
  z-index: 1;
  width: 61vw;
}

.insights-origin-copy h1,
.insights-origin-copy h2 {
  margin-top: 2.4vw;
  font-size: 3.8vw;
  line-height: 1.28;
  font-weight: 400;
  letter-spacing: 0.01em;
}

.insights-origin-lead {
  width: 47vw;
  margin-top: 1.8vw;
  font-size: 1.08vw;
  line-height: 1.75;
}

.insights-origin-intro {
  margin-top: 2vw;
  font-size: 0.92vw;
  line-height: 1.6;
  font-weight: 500;
}

.insights-origin-paths {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 4vw;
  width: 55vw;
  margin-top: 1.35vw;
}

.insights-origin-paths section {
  padding-top: 1vw;
  border-top: 1px solid rgba(20, 39, 31, 0.3);
}

.insights-origin-paths h2,
.insights-origin-paths h3 {
  font-size: 1.35vw;
  line-height: 1.35;
  font-weight: 600;
}

.insights-origin-paths p {
  margin-top: 0.72vw;
  font-size: 0.92vw;
  line-height: 1.7;
}

.insights-origin-closing {
  margin-top: 1.7vw;
  font-size: 1.18vw;
  line-height: 1.8;
}

.insights-origin-closing strong {
  font-weight: 600;
}

.insights-business-page {
  padding: 7.4vw 7.5vw 5.2vw;
  color: #f5f1e8;
  background:
    linear-gradient(118deg, rgba(70, 104, 87, 0.42), rgba(2, 31, 25, 0.06) 48%),
    #0a3026;
}

.insights-business-intro {
  width: 72vw;
}

.insights-business-intro h2,
.insights-future-intro h2 {
  margin-top: 1.65vw;
  font-size: 3.8vw;
  line-height: 1.18;
  font-weight: 400;
}

.insights-business-subtitle,
.insights-future-subtitle {
  margin-top: 0.9vw;
  font-size: 1.2vw;
  line-height: 1.55;
  font-weight: 600;
}

.insights-business-summary {
  width: 61vw;
  margin-top: 1.25vw;
  font-size: 1vw;
  line-height: 1.75;
}

.insights-business-columns {
  display: grid;
  grid-template-columns: 30% 70%;
  gap: 5vw;
  margin-top: 3.2vw;
  padding-top: 2vw;
  border-top: 1px solid rgba(245, 241, 232, 0.28);
}

.insights-business-columns h3,
.insights-future-fields h3 {
  font-size: 0.82vw;
  line-height: 1;
  font-weight: 500;
  letter-spacing: 0.09em;
}

.insights-columns-name {
  margin-top: 1.2vw;
  font-size: 1.08vw;
  line-height: 1.4;
  font-weight: 600;
}

.insights-columns-list > p:last-child {
  margin-top: 0.68vw;
  font-size: 0.88vw;
  line-height: 1.8;
}

.insights-metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1.8vw;
  margin-top: 1.25vw;
}

.insights-metrics p {
  display: flex;
  flex-direction: column;
}

.insights-metrics strong {
  font-size: 3.4vw;
  line-height: 1;
  font-weight: 500;
  letter-spacing: -0.035em;
}

.insights-metrics span {
  margin-top: 0.7vw;
  font-size: 0.78vw;
  line-height: 1.45;
}

.insights-platforms {
  margin-top: 1.35vw;
  font-size: 0.86vw;
  line-height: 1.6;
  letter-spacing: 0.045em;
}

.insights-business-closing {
  margin-top: 2.7vw;
  font-size: 1.45vw;
  line-height: 1.4;
  font-weight: 500;
}

.insights-future-page {
  padding: 7.4vw 7.5vw 5.2vw;
  color: #172b24;
  background:
    linear-gradient(112deg, rgba(255, 255, 255, 0.78), rgba(219, 208, 188, 0.25)),
    #f1ede4;
}

.insights-future-intro {
  width: 76vw;
}

.insights-future-body {
  display: grid;
  grid-template-columns: 38% 24% 38%;
  gap: 3.8vw;
  margin-top: 4vw;
  padding-top: 2.3vw;
  border-top: 1px solid rgba(23, 43, 36, 0.24);
}

.insights-future-narrative p {
  font-size: 0.95vw;
  line-height: 1.8;
}

.insights-future-narrative p + p {
  margin-top: 1.05vw;
}

.insights-future-fields section + section {
  margin-top: 2vw;
}

.insights-future-fields p {
  margin-top: 0.78vw;
  font-size: 0.9vw;
  line-height: 1.7;
  font-weight: 500;
}

.insights-future-question > p {
  font-size: 0.9vw;
  line-height: 1.6;
}

.insights-future-question strong {
  display: block;
  margin-top: 1.05vw;
  font-size: 1.08vw;
  line-height: 1.65;
  font-weight: 600;
}

.insights-future-closing {
  position: absolute;
  left: 7.5vw;
  bottom: 5.4vw;
  font-size: 1.45vw;
  line-height: 1.4;
  font-weight: 600;
}

.insights-expression-page {
  display: grid;
  grid-template-columns: 38% 22% 40%;
  grid-template-rows: 1fr auto;
  align-items: center;
  padding: 7vw 7.5vw 5.4vw;
  color: #142a22;
  background:
    linear-gradient(112deg, rgba(255, 255, 255, 0.64), rgba(198, 188, 168, 0.18)),
    #e7e4da url("../images/insights-paper-texture.png") center / cover no-repeat;
}

.insights-expression-intro {
  align-self: center;
  padding-right: 3.5vw;
}

.insights-expression-intro h2 {
  margin-top: 2.2vw;
  font-size: 3.65vw;
  line-height: 1.28;
  font-weight: 400;
}

.insights-expression-intro > p:last-child {
  width: 28vw;
  margin-top: 1.8vw;
  font-size: 1vw;
  line-height: 1.75;
}

.insights-expression-flow {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 1.3vw 2.4vw;
  border-right: 1px solid rgba(20, 42, 34, 0.24);
  border-left: 1px solid rgba(20, 42, 34, 0.24);
  text-align: center;
}

.insights-expression-flow p {
  font-size: 0.92vw;
  line-height: 1.4;
  font-weight: 600;
}

.insights-expression-flow span {
  margin: 0.48vw 0;
  font-size: 0.82vw;
  opacity: 0.58;
}

.insights-expression-copy {
  padding-left: 4.5vw;
}

.insights-expression-copy p {
  font-size: 0.95vw;
  line-height: 1.82;
}

.insights-expression-copy p + p {
  margin-top: 1.25vw;
}

.insights-expression-copy strong {
  font-weight: 600;
}

.insights-expression-closing {
  grid-column: 1 / -1;
  margin-top: 2vw;
  padding-top: 2vw;
  border-top: 1px solid rgba(20, 42, 34, 0.28);
  font-size: 1.7vw;
  line-height: 1.55;
  font-weight: 500;
}

/* 研究内页定点视觉修正 */
.insights-origin-page {
  isolation: isolate;
  background: #f4f4f0;
}

.insights-origin-page > img {
  top: 7vw;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 0;
  width: 100%;
  height: calc(100% - 7vw);
  object-fit: cover;
  object-position: center;
  opacity: 1;
}

.insights-origin-page::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  z-index: 1;
  width: 46%;
  background: linear-gradient(90deg, #f4f4f0 0%, #f4f4f0 91%, rgba(244, 244, 240, 0.95) 100%);
}

.insights-origin-page::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  z-index: 1;
  width: 3.7%;
  background: #f4f4f0;
}

.insights-origin-copy {
  left: 5.5vw;
  top: 16%;
  z-index: 2;
  width: 40vw;
}

.insights-origin-copy h1,
.insights-origin-copy h2 {
  font-size: 3.45vw;
}

.insights-origin-lead {
  width: 38vw;
}

.insights-origin-paths {
  width: 39.5vw;
  gap: 2.8vw;
}

.insights-business-subtitle {
  margin-top: 1vw;
  font-size: 1.65vw;
  line-height: 1.45;
}

.insights-business-summary {
  width: 68vw;
}

.insights-business-columns {
  grid-template-columns: 46% 54%;
  gap: 5.4vw;
  margin-top: 2.6vw;
}

.insights-business-columns h3 {
  font-size: 1vw;
}

.insights-columns-name {
  margin-top: 1.25vw;
  font-size: 2.35vw;
  line-height: 1.3;
  font-weight: 600;
}

.insights-columns-list > p:last-child {
  margin-top: 1vw;
  font-size: 1.1vw;
  line-height: 1.85;
}

.insights-metrics {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.45vw 3.5vw;
  margin-top: 1.15vw;
}

.insights-metrics strong {
  font-size: 3.65vw;
}

.insights-metrics span {
  margin-top: 0.45vw;
  font-size: 0.86vw;
}

.insights-platforms {
  margin-top: 1.2vw;
  font-size: 0.82vw;
}

.insights-future-body {
  grid-template-columns: 64% 36%;
  gap: 5.5vw;
  margin-top: 3.2vw;
}

.insights-future-narrative {
  padding-right: 2vw;
}

.insights-future-narrative > p {
  max-width: 48vw;
}

.insights-future-question {
  margin-top: 2.2vw;
  padding-top: 1.6vw;
  border-top: 1px solid rgba(23, 43, 36, 0.22);
}

.insights-future-question > p {
  font-size: 1vw;
  line-height: 1.6;
}

.insights-future-question strong {
  max-width: 49vw;
  margin-top: 0.75vw;
  font-size: 1.52vw;
  line-height: 1.58;
  font-weight: 600;
}

.insights-future-fields {
  padding-left: 3.4vw;
  border-left: 1px solid rgba(23, 43, 36, 0.24);
}

.insights-future-fields h3 {
  font-size: 0.92vw;
}

.insights-future-fields p {
  font-size: 1vw;
}

.insights-home-float {
  position: fixed;
  right: clamp(18px, 1.7vw, 28px);
  bottom: clamp(18px, 1.7vw, 28px);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  width: clamp(44px, 3.2vw, 48px);
  height: clamp(44px, 3.2vw, 48px);
  background: #173c31;
  box-shadow: 0 10px 28px rgba(5, 34, 26, 0.16);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(10px);
  transition: opacity 180ms ease, transform 180ms ease, visibility 180ms ease;
}

.insights-home-float.is-visible {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
}

.insights-home-float span {
  width: clamp(10px, 0.82vw, 12px);
  height: clamp(10px, 0.82vw, 12px);
  border-top: 2px solid #fff;
  border-left: 2px solid #fff;
  transform: translateY(3px) rotate(45deg);
}

/* 上线收口：键盘可见焦点、减弱动态效果 */
a:focus-visible,
button:focus-visible {
  outline: 3px solid #b69056;
  outline-offset: 4px;
}

button {
  -webkit-tap-highlight-color: transparent;
}

.insights-detail-body .insights-home-float {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
}

/* 平板与手机：保留桌面视觉语言，改为自然文档流 */
@media (max-width: 900px) {
  html {
    scroll-padding-top: 24px;
  }

  body {
    overflow-wrap: break-word;
  }

  .hero,
  .about-overview,
  .about-founder,
  .services-panel,
  .services-panel--first,
  .insights-section,
  .approach-section,
  .contact-section,
  .insights-story-page {
    height: auto;
    min-height: 0;
    aspect-ratio: auto;
    overflow: hidden;
  }

  .hero {
    display: grid;
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto;
    grid-template-areas:
      "header"
      "copy"
      "visual";
  }

  .site-header {
    padding: 22px 24px 18px;
    border-bottom: 1px solid rgba(13, 35, 32, 0.12);
  }

  .logo {
    position: static;
    transform: none;
    gap: 10px;
  }

  .logo-symbol {
    width: 58px;
  }

  .logo-zh {
    font-size: 24px;
  }

  .logo-en {
    margin-top: 6px;
    font-size: 9px;
  }

  .site-nav {
    position: static;
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 6px;
    width: 100%;
    margin-top: 20px;
    transform: none;
  }

  .site-nav a {
    min-height: 48px;
    justify-content: center;
    gap: 6px;
    padding: 6px 2px;
    border: 1px solid rgba(13, 35, 32, 0.11);
  }

  .nav-zh {
    font-size: 13px;
  }

  .nav-en {
    font-size: 8px;
  }

  .hero-copy {
    padding: 64px 7vw 54px;
  }

  .hero-copy h1 {
    font-size: clamp(40px, 7vw, 56px);
    white-space: normal;
  }

  .hero-rule {
    width: 46px;
    margin-top: 32px;
  }

  .hero-copy p {
    margin-top: 30px;
    font-size: 16px;
    line-height: 1.9;
    white-space: normal;
  }

  .hero-copy p + p {
    margin-top: 20px;
  }

  .hero-copy p br,
  .contact-copy br {
    display: none;
  }

  .hero-visual {
    min-height: 520px;
  }

  .hero-visual img {
    object-fit: cover;
    object-position: center;
  }

  .hero-keywords {
    left: auto;
    right: 8%;
    top: 56%;
    font-size: 10px;
  }

  .hero-keywords span:nth-child(1),
  .hero-keywords span:nth-child(2),
  .hero-keywords span:nth-child(3) {
    margin-bottom: 18px;
  }

  .keywords-rule {
    width: 34px;
    margin-top: 12px;
  }

  .about-overview-art,
  .about-founder-art {
    position: relative;
    inset: auto;
    height: 52vw;
    min-height: 340px;
    max-height: 520px;
    object-fit: cover;
  }

  .about-overview-art {
    object-position: 70% center;
  }

  .about-founder-art {
    object-position: 72% center;
  }

  .about-overview-content,
  .about-founder-content {
    position: relative;
    inset: auto;
    padding: 56px 7vw 64px;
  }

  .about-kicker,
  .founder-kicker,
  .services-panel-header p,
  .insights-kicker,
  .approach-kicker,
  .contact-kicker,
  .insights-detail-kicker {
    font-size: 13px;
  }

  .about-kicker span,
  .services-panel-header p span,
  .insights-kicker span,
  .approach-kicker span,
  .contact-kicker span,
  .insights-detail-kicker span {
    margin-left: 5px;
    font-size: 10px;
  }

  .about-overview h2,
  .about-founder h2,
  .journey-introduction h2,
  .insights-introduction h2,
  .approach-introduction h2,
  .contact-main h2,
  .insights-origin-copy h1,
  .insights-origin-copy h2,
  .insights-business-intro h2,
  .insights-future-intro h2,
  .insights-expression-intro h2 {
    font-size: clamp(38px, 7vw, 54px);
  }

  .about-overview h2,
  .about-founder h2 {
    margin-top: 30px;
  }

  .about-overview-copy,
  .founder-experience,
  .founder-copy {
    width: 100%;
    margin-top: 24px;
    font-size: 15px;
    line-height: 1.86;
  }

  .founder-name {
    margin-top: 26px;
    font-size: 25px;
  }

  .founder-position {
    margin-top: 12px;
    font-size: 17px;
  }

  .about-journey {
    min-height: 0;
    padding: 64px 7vw;
  }

  .journey-company-en {
    position: static;
    margin-top: 14px;
    font-size: 11px;
    line-height: 1.5;
  }

  .journey-introduction {
    display: block;
    margin-top: 42px;
  }

  .journey-claim {
    margin-top: 18px;
    font-size: 21px;
  }

  .journey-lead {
    margin-top: 28px;
    font-size: 15px;
  }

  .journey-stages {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0;
    margin-top: 42px;
  }

  .journey-stage {
    min-height: 260px;
    padding: 26px 24px;
    border: 1px solid rgba(18, 51, 41, 0.22);
  }

  .journey-period {
    gap: 8px;
  }

  .journey-stage h3 {
    margin-top: 16px;
    font-size: 24px;
  }

  .journey-stage > p:last-child {
    margin-top: 14px;
    font-size: 14px;
  }

  .journey-closing {
    width: 100%;
    margin-top: 38px;
    font-size: 22px;
  }

  .services-panel,
  .services-panel--first {
    min-height: 0;
    padding: 58px 7vw 64px;
  }

  .services-panel::after {
    display: none;
  }

  .services-panel-header,
  .services-panel-primary,
  .services-panel-secondary,
  .services-panel--first .services-panel-header,
  .services-panel--first .services-panel-primary,
  .services-panel--first .services-panel-secondary,
  .services-panel:not(.services-panel--first) .services-panel-primary,
  .services-panel:not(.services-panel--first) .services-panel-secondary,
  .services-panel--courses .services-panel-primary,
  .services-panel--courses .services-panel-secondary {
    position: relative;
    inset: auto;
    width: 100%;
    max-width: none;
  }

  .services-panel--first .services-panel-header {
    margin-bottom: 40px;
  }

  .services-panel-index {
    font-size: 16px;
  }

  .services-panel h2,
  .services-panel--first h2 {
    max-width: 680px;
    margin-top: 18px;
    font-size: clamp(35px, 6vw, 48px);
  }

  .services-introduction,
  .services-panel--first .services-introduction,
  .services-panel--courses .services-introduction {
    max-width: 680px;
    margin-top: 36px;
  }

  .services-introduction h3,
  .services-panel-secondary h3 {
    font-size: 16px;
  }

  .services-panel-rule,
  .services-section-rule,
  .services-panel-secondary .services-section-rule {
    width: 34px;
    margin-top: 13px;
  }

  .services-introduction-copy {
    width: 100%;
    margin-top: 20px;
    font-size: 15px;
    line-height: 1.86;
  }

  .services-introduction-copy p + p {
    margin-top: 16px;
  }

  .services-panel-secondary,
  .services-panel--first .services-panel-secondary,
  .services-panel:not(.services-panel--first) .services-panel-secondary,
  .services-panel--courses .services-panel-secondary {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 36px;
    margin-top: 48px;
    padding-top: 38px;
    border-top: 1px solid currentColor;
  }

  .services-offering ul,
  .services-course-list ol {
    margin-top: 20px;
  }

  .services-offering li,
  .services-course-list li,
  .services-course-title {
    font-size: 15px;
    line-height: 1.6;
  }

  .services-offering li + li,
  .services-course-list li + li {
    margin-top: 12px;
  }

  .services-format,
  .services-panel--first .services-format,
  .services-panel--courses .services-format {
    margin-top: 0;
  }

  .services-format p {
    margin-top: 20px;
    font-size: 15px;
  }

  .services-course-list li > p:last-child {
    margin-top: 5px;
    padding-left: 0;
  }

  .services-section-watermark {
    z-index: 1;
    opacity: 0.72;
  }

  .services-section-watermark--first {
    top: 2%;
    left: -62%;
    width: 220%;
    height: 45%;
  }

  .services-section-watermark--second {
    right: -68%;
    bottom: 1%;
    width: 230%;
    height: 45%;
  }

  .insights-section {
    padding: 64px 7vw;
  }

  .insights-handprint {
    left: auto;
    right: -8%;
    top: 80px;
    width: 52%;
    opacity: 0.18;
  }

  .insights-introduction,
  .insights-research-list {
    position: relative;
    inset: auto;
    width: 100%;
  }

  .insights-introduction {
    max-width: 680px;
  }

  .insights-kicker-rule {
    width: 34px;
    margin-top: 16px;
  }

  .insights-introduction h2 {
    margin-top: 34px;
  }

  .insights-lead {
    width: 100%;
    margin-top: 24px;
    font-size: 16px;
  }

  .insights-research-list {
    display: grid;
    grid-template-rows: none;
    gap: 46px;
    margin-top: 58px;
  }

  .insights-research-list::before {
    display: none;
  }

  .insights-research {
    padding-top: 32px;
    border-top: 1px solid rgba(32, 44, 35, 0.25);
  }

  .insights-research-header {
    width: 100%;
  }

  .insights-research-index {
    font-size: 22px;
  }

  .insights-research-en {
    margin-left: 20px;
    font-size: 11px;
  }

  .insights-research-rule {
    margin-left: 16px;
  }

  .insights-research h3 {
    margin-top: 24px;
    font-size: 34px;
  }

  .insights-research-subtitle {
    margin-top: 10px;
    font-size: 18px;
  }

  .insights-research-summary {
    width: 100%;
    margin-top: 14px;
    font-size: 15px;
  }

  .insights-topics {
    gap: 28px;
    margin-top: 22px;
  }

  .insights-topics h4,
  .insights-topics p {
    font-size: 13px;
  }

  .insights-topics p {
    white-space: normal;
  }

  .insights-qr {
    position: relative;
    inset: auto;
    width: 120px;
    margin-top: 24px;
  }

  .insights-qr figcaption {
    margin-top: 8px;
    font-size: 11px;
  }

  .approach-section {
    padding: 64px 7vw;
  }

  .approach-introduction h2 {
    max-width: 720px;
    margin-top: 34px;
  }

  .approach-steps {
    position: relative;
    inset: auto;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 42px 48px;
    margin-top: 64px;
  }

  .approach-step-index {
    font-size: 16px;
  }

  .approach-step h3 {
    margin-top: 16px;
    font-size: 30px;
  }

  .approach-step p {
    margin-top: 20px;
    font-size: 15px;
    line-height: 1.86;
  }

  .contact-main {
    height: auto;
    padding: 68px 7vw 64px;
  }

  .contact-kicker::after {
    width: 34px;
    margin-top: 16px;
  }

  .contact-main h2 {
    margin-top: 30px;
  }

  .contact-slogan {
    margin-top: 16px;
    font-size: 26px;
  }

  .contact-copy {
    max-width: 660px;
    margin: 28px auto 0;
    font-size: 15px;
  }

  .contact-action {
    width: min(320px, 100%);
    height: 52px;
    margin-top: 30px;
    font-size: 15px;
  }

  .contact-footer {
    position: relative;
    display: grid;
    grid-template-columns: 1fr 180px;
    height: auto;
    padding: 44px 7vw;
    gap: 34px;
  }

  .contact-footer .site-icp {
    position: static;
    grid-column: 1 / -1;
    transform: none;
    text-align: center;
  }

  .contact-company {
    font-size: 24px;
  }

  .contact-brand-name {
    margin-top: 10px;
    font-size: 12px;
  }

  .contact-brand-rule {
    width: 34px;
    margin-top: 20px;
  }

  .contact-belief {
    margin-top: 18px;
    font-size: 14px;
  }

  .contact-footer-nav {
    grid-column: 1;
    grid-row: 2;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
    padding: 24px 0 0;
    border-top: 1px solid rgba(16, 39, 31, 0.18);
    border-left: 0;
  }

  .contact-footer-nav a {
    min-height: 36px;
    font-size: 14px;
  }

  .contact-qr {
    grid-column: 2;
    grid-row: 1 / span 2;
    grid-template-columns: 1fr;
    align-self: center;
    gap: 12px;
    text-align: center;
  }

  .contact-qr img {
    width: 150px;
    height: 150px;
    margin: 0 auto;
  }

  .contact-qr figcaption {
    padding: 0;
    font-size: 12px;
    white-space: normal;
  }

  .contact-dialog {
    width: min(720px, calc(100vw - 32px));
    max-height: calc(100vh - 32px);
    padding: 48px 6vw 38px;
    overflow-y: auto;
  }

  .contact-dialog[open] {
    grid-template-columns: minmax(0, 1fr) 180px;
    gap: 36px;
  }

  .contact-dialog-close {
    top: 8px;
    right: 8px;
    width: 44px;
    height: 44px;
    font-size: 30px;
  }

  .contact-dialog-kicker {
    font-size: 11px;
  }

  .contact-dialog-copy h2 {
    margin-top: 16px;
    font-size: 30px;
  }

  .contact-dialog-copy > p:not(.contact-dialog-kicker) {
    margin-top: 14px;
    font-size: 14px;
  }

  .contact-dialog-copy ul {
    gap: 10px 22px;
    margin-top: 22px;
  }

  .contact-dialog-copy li {
    padding-top: 10px;
    font-size: 13px;
  }

  .contact-dialog-qr img {
    width: 170px;
    height: 170px;
  }

  .contact-dialog-qr figcaption {
    margin-top: 10px;
    font-size: 12px;
  }

  .insights-story-page {
    padding: 64px 7vw;
  }

  .insights-origin-page > img {
    position: relative;
    inset: auto;
    z-index: 0;
    width: calc(100% + 14vw);
    height: 48vw;
    min-height: 320px;
    margin: -64px -7vw 0;
    object-fit: cover;
    object-position: center;
  }

  .insights-origin-page::before,
  .insights-origin-page::after {
    display: none;
  }

  .insights-origin-copy {
    position: relative;
    inset: auto;
    width: 100%;
    margin-top: 48px;
  }

  .insights-origin-copy h1,
  .insights-origin-copy h2 {
    margin-top: 28px;
  }

  .insights-origin-lead,
  .insights-business-summary,
  .insights-business-intro,
  .insights-future-intro,
  .insights-expression-intro > p:last-child {
    width: 100%;
  }

  .insights-origin-lead,
  .insights-business-summary,
  .insights-expression-intro > p:last-child {
    margin-top: 20px;
    font-size: 15px;
  }

  .insights-origin-intro {
    margin-top: 28px;
    font-size: 14px;
  }

  .insights-origin-paths {
    width: 100%;
    gap: 30px;
    margin-top: 20px;
  }

  .insights-origin-paths section {
    padding-top: 18px;
  }

  .insights-origin-paths h2,
  .insights-origin-paths h3 {
    font-size: 20px;
  }

  .insights-origin-paths p {
    margin-top: 10px;
    font-size: 14px;
  }

  .insights-origin-closing,
  .insights-business-closing,
  .insights-future-closing,
  .insights-expression-closing {
    position: static;
    margin-top: 36px;
    font-size: 20px;
  }

  .insights-business-subtitle,
  .insights-future-subtitle {
    margin-top: 14px;
    font-size: 20px;
  }

  .insights-business-columns {
    grid-template-columns: 1fr;
    gap: 36px;
    margin-top: 38px;
    padding-top: 30px;
  }

  .insights-business-columns h3,
  .insights-future-fields h3 {
    font-size: 13px;
  }

  .insights-columns-name {
    margin-top: 18px;
    font-size: 26px;
  }

  .insights-columns-list > p:last-child {
    margin-top: 14px;
    font-size: 14px;
  }

  .insights-metrics {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 20px;
    margin-top: 20px;
  }

  .insights-metrics strong {
    font-size: 42px;
  }

  .insights-metrics span,
  .insights-platforms {
    font-size: 12px;
  }

  .insights-platforms {
    margin-top: 18px;
  }

  .insights-future-body {
    grid-template-columns: minmax(0, 1fr) 220px;
    gap: 40px;
    margin-top: 38px;
    padding-top: 30px;
  }

  .insights-future-narrative {
    padding-right: 0;
  }

  .insights-future-narrative > p,
  .insights-future-question strong {
    max-width: none;
  }

  .insights-future-narrative p,
  .insights-future-fields p,
  .insights-future-question > p {
    font-size: 14px;
  }

  .insights-future-narrative p + p {
    margin-top: 14px;
  }

  .insights-future-question {
    margin-top: 26px;
    padding-top: 22px;
  }

  .insights-future-question strong {
    margin-top: 12px;
    font-size: 18px;
  }

  .insights-future-fields {
    padding-left: 30px;
  }

  .insights-future-fields section + section {
    margin-top: 28px;
  }

  .insights-expression-page {
    display: grid;
    grid-template-columns: 1fr 230px;
    grid-template-rows: auto auto auto;
    gap: 36px;
    align-items: center;
  }

  .insights-expression-intro {
    padding-right: 0;
  }

  .insights-expression-intro h2 {
    margin-top: 28px;
  }

  .insights-expression-flow {
    grid-column: 2;
    grid-row: 1 / span 2;
    padding: 24px;
  }

  .insights-expression-flow p,
  .insights-expression-flow span {
    font-size: 13px;
  }

  .insights-expression-flow span {
    margin: 8px 0;
  }

  .insights-expression-copy {
    grid-column: 1;
    padding-left: 0;
  }

  .insights-expression-copy p {
    font-size: 14px;
  }

  .insights-expression-copy p + p {
    margin-top: 16px;
  }

  .insights-expression-closing {
    grid-column: 1 / -1;
    padding-top: 28px;
  }

  .insights-detail-header {
    position: relative;
    flex-wrap: wrap;
    height: auto;
    padding: 20px 7vw;
    gap: 18px;
    background: rgba(244, 244, 240, 0.96);
  }

  .insights-detail-logo span {
    font-size: 18px;
  }

  .insights-detail-logo small {
    margin-top: 6px;
    font-size: 8px;
  }

  .insights-detail-header nav {
    width: 100%;
    gap: 24px;
    overflow-x: auto;
    padding: 4px 0 8px;
    scrollbar-width: none;
  }

  .insights-detail-header nav::-webkit-scrollbar {
    display: none;
  }

  .insights-detail-header nav a {
    flex: none;
    min-height: 32px;
    font-size: 12px;
  }

  .insights-detail-footer {
    height: auto;
    padding: 26px 7vw;
    font-size: 12px;
  }
}

@media (max-width: 640px) {
  .site-header {
    padding: 18px 18px 14px;
  }

  .logo {
    gap: 8px;
  }

  .logo-symbol {
    width: 50px;
  }

  .logo-zh {
    font-size: 21px;
  }

  .logo-en {
    font-size: 8px;
  }

  .site-nav {
    gap: 4px;
    margin-top: 15px;
  }

  .site-nav a {
    min-height: 42px;
    border: 0;
    border-top: 1px solid rgba(13, 35, 32, 0.12);
  }

  .nav-zh {
    font-size: 12px;
  }

  .nav-en {
    display: none;
  }

  .hero-copy,
  .about-overview-content,
  .about-founder-content,
  .about-journey,
  .services-panel,
  .services-panel--first,
  .insights-section,
  .approach-section,
  .contact-main,
  .insights-story-page {
    padding-right: 22px;
    padding-left: 22px;
  }

  .hero-copy {
    padding-top: 52px;
    padding-bottom: 44px;
  }

  .hero-copy h1 {
    font-size: clamp(31px, 8.8vw, 40px);
    line-height: 1.34;
    letter-spacing: 0;
  }

  .hero-copy p {
    font-size: 15px;
    line-height: 1.82;
  }

  .hero-visual {
    min-height: 430px;
  }

  .about-overview-art,
  .about-founder-art {
    height: 78vw;
    min-height: 300px;
  }

  .about-overview-content,
  .about-founder-content,
  .about-journey,
  .services-panel,
  .services-panel--first,
  .insights-section,
  .approach-section,
  .contact-main,
  .insights-story-page {
    padding-top: 52px;
    padding-bottom: 56px;
  }

  .about-overview h2,
  .about-founder h2,
  .journey-introduction h2,
  .insights-introduction h2,
  .approach-introduction h2,
  .contact-main h2,
  .insights-origin-copy h1,
  .insights-origin-copy h2,
  .insights-business-intro h2,
  .insights-future-intro h2,
  .insights-expression-intro h2 {
    font-size: clamp(33px, 9.2vw, 42px);
  }

  .journey-stages {
    grid-template-columns: 1fr;
  }

  .journey-stage {
    min-height: 0;
  }

  .journey-closing br,
  .insights-expression-closing br,
  .insights-origin-copy h2 br,
  .insights-origin-copy h1 br {
    display: none;
  }

  .services-panel--first .services-panel-header {
    margin-bottom: 34px;
  }

  .services-panel h2,
  .services-panel--first h2 {
    font-size: clamp(32px, 8.8vw, 40px);
  }

  .services-panel-secondary,
  .services-panel--first .services-panel-secondary,
  .services-panel:not(.services-panel--first) .services-panel-secondary,
  .services-panel--courses .services-panel-secondary {
    grid-template-columns: 1fr;
    gap: 34px;
  }

  .services-format,
  .services-panel--first .services-format,
  .services-panel--courses .services-format {
    margin-top: 0;
  }

  .insights-handprint {
    right: -24%;
    top: 100px;
    width: 88%;
  }

  .insights-research h3 {
    font-size: 30px;
  }

  .insights-research-summary {
    width: 100%;
  }

  .insights-topics {
    display: grid;
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .insights-qr {
    width: 120px;
  }

  .approach-steps {
    grid-template-columns: 1fr;
    gap: 36px;
    margin-top: 50px;
  }

  .approach-step {
    padding-top: 24px;
    border-top: 1px solid rgba(16, 28, 24, 0.2);
  }

  .contact-slogan {
    font-size: 23px;
  }

  .contact-footer {
    grid-template-columns: 1fr;
    padding: 38px 22px;
  }

  .contact-footer-nav,
  .contact-qr {
    grid-column: 1;
    grid-row: auto;
  }

  .contact-qr {
    margin-top: 8px;
  }

  .contact-qr img {
    width: 168px;
    height: 168px;
  }

  .contact-dialog {
    padding: 48px 24px 32px;
  }

  .contact-dialog[open] {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .contact-dialog-copy ul {
    grid-template-columns: 1fr;
  }

  .contact-dialog-qr img {
    width: 190px;
    height: 190px;
  }

  .insights-origin-page > img {
    width: calc(100% + 44px);
    height: 72vw;
    min-height: 280px;
    margin: -52px -22px 0;
    object-position: 100% center;
  }

  .insights-origin-paths,
  .insights-metrics,
  .insights-future-body,
  .insights-expression-page {
    grid-template-columns: 1fr;
  }

  .insights-metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px 18px;
  }

  .insights-metrics strong {
    font-size: 38px;
  }

  .insights-future-fields {
    padding: 26px 0 0;
    border-top: 1px solid rgba(23, 43, 36, 0.24);
    border-left: 0;
  }

  .insights-expression-page {
    display: grid;
    gap: 32px;
  }

  .insights-expression-intro h2 br {
    display: none;
  }

  .insights-expression-flow,
  .insights-expression-copy,
  .insights-expression-closing {
    grid-column: 1;
    grid-row: auto;
  }

  .insights-expression-flow {
    border-top: 1px solid rgba(20, 42, 34, 0.24);
    border-right: 0;
    border-bottom: 1px solid rgba(20, 42, 34, 0.24);
    border-left: 0;
  }

  .insights-detail-header {
    padding: 18px 22px 12px;
  }

  .insights-detail-header nav {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0;
    overflow: visible;
    padding-bottom: 0;
  }

  .insights-detail-header nav a {
    display: flex;
    align-items: center;
    min-height: 42px;
    border-top: 1px solid rgba(19, 37, 30, 0.14);
  }

  .insights-detail-header nav a:nth-child(5) {
    grid-column: 1 / -1;
  }

  .insights-detail-footer {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    padding: 24px 22px;
  }

  .insights-home-float {
    right: 16px;
    bottom: 16px;
  }
}

/* 专业实践：图片与文字按阅读顺序错落排列 */
.services-aigeo {
  position: relative;
  padding: clamp(60px, 6vw, 100px) 6.2vw;
  background: #fdfbf3;
  color: #123329;
}

.services-aigeo-kicker {
  font-size: 14px;
  letter-spacing: 0.06em;
}

.services-aigeo h3 {
  margin-top: 26px;
  font-size: clamp(32px, 3vw, 48px);
  font-weight: 400;
}

.services-aigeo > p:not(.services-aigeo-kicker),
.services-aigeo-product p {
  max-width: 760px;
  margin-top: 22px;
  color: #4d574f;
  font-size: clamp(15px, 1vw, 17px);
  line-height: 1.9;
}

.services-aigeo-product {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.8fr);
  gap: clamp(30px, 5vw, 75px);
  align-items: center;
  max-width: 1100px;
  margin-top: 44px;
  padding-top: 28px;
  border-top: 1px solid rgba(18, 51, 41, 0.22);
}

.services-aigeo-product h4 {
  font-size: clamp(22px, 1.8vw, 30px);
  font-weight: 500;
}

.services-aigeo-product .services-aigeo-tagline {
  color: #123329;
  font-size: clamp(27px, 2.2vw, 36px);
  font-weight: 600;
  line-height: 1.4;
}

.services-aigeo-list-title {
  margin-top: 38px;
  font-size: clamp(17px, 1.15vw, 20px);
  font-weight: 600;
  line-height: 1.6;
}

.services-aigeo-templates {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.services-aigeo-templates li {
  display: grid;
  grid-template-columns: 2em minmax(0, 1fr);
  gap: 12px;
  padding: 18px 0;
  border-top: 1px solid rgba(18, 51, 41, 0.18);
}

.services-aigeo-templates li > span {
  color: #718779;
  font-size: 15px;
  line-height: 1.65;
}

.services-aigeo-templates h6,
.services-aigeo-usage h5 {
  font-size: 17px;
  line-height: 1.6;
  font-weight: 600;
}

.services-aigeo-product .services-aigeo-templates p,
.services-aigeo-product .services-aigeo-usage p {
  margin-top: 6px;
}

.services-aigeo-usage {
  margin-top: 28px;
}

.services-aigeo-product .services-aigeo-status {
  color: #426a59;
  font-size: 14px;
  font-weight: 400;
}

.services-aigeo-preview img {
  display: block;
  width: 100%;
  height: auto;
}

.services-aigeo-preview figcaption {
  margin-top: 10px;
  color: #4d574f;
  font-size: 13px;
}

@media (max-width: 640px) {
  .services-aigeo { padding: 60px 22px; }
  .services-aigeo-product { grid-template-columns: 1fr; }
}

.about-practice .about-practice-list {
  max-width: none;
  margin-top: clamp(60px, 7vw, 110px);
}

.about-practice .practice-item {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.85fr);
  align-items: center;
  gap: clamp(32px, 6vw, 100px);
  padding: clamp(38px, 5vw, 80px) 0;
}

.about-practice .practice-item:nth-child(even) .practice-image {
  grid-column: 2;
  grid-row: 1;
}

.about-practice .practice-item:nth-child(even) .practice-copy {
  grid-column: 1;
  grid-row: 1;
}

.about-practice .practice-image img {
  display: block;
  width: 100%;
  height: auto;
}

.about-practice .practice-image-pair {
  display: grid;
  gap: clamp(12px, 1.4vw, 22px);
  padding: clamp(18px, 2.5vw, 36px);
  border: 2px solid #368fcd;
  background: #eaf5fa;
}

.about-practice .practice-image-pair img {
  width: 80%;
  border: 1px solid rgba(18, 51, 41, 0.16);
  box-shadow: 0 8px 24px rgba(18, 51, 41, 0.08);
}

.about-practice .practice-image-pair img:nth-child(2) {
  justify-self: end;
}

.about-practice .practice-item:nth-child(2) .practice-image {
  padding: clamp(10px, 1.2vw, 18px);
  border: 2px solid #368fcd;
  background: #eaf5fa;
}

.about-practice .practice-item:nth-child(1) .practice-image { max-width: 480px; }
.about-practice .practice-item:nth-child(3) .practice-image { max-width: 610px; }

.about-practice .practice-item:nth-child(1) .practice-poster { max-width: none; }
.about-practice .practice-item:nth-child(2) .practice-poster {
  padding: 0;
  border: 0;
  background: transparent;
}

.about-practice .practice-copy p {
  margin-top: 22px;
  line-height: 1.95;
}

@media (max-width: 700px) {
  .about-practice .practice-item {
    grid-template-columns: minmax(0, 1fr);
    gap: 24px;
    padding: 34px 0;
  }

  .about-practice .practice-item:nth-child(even) .practice-image,
  .about-practice .practice-item:nth-child(even) .practice-copy {
    grid-column: auto;
    grid-row: auto;
  }
}

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

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}

/* ABOUT V1.7：新增内容使用自然高度，创始人区域维持原设计。 */
.about-overview {
  height: auto;
  aspect-ratio: auto;
}

.about-overview-content {
  position: relative;
  inset: auto;
  padding: 4.9vw 0 6vw 6%;
}

.about-overview-copy p + p {
  margin-top: 1.15em;
}

.about-overview-copy strong {
  font-weight: 600;
}

.journey-introduction h2 {
  font-size: clamp(38px, 3.5vw, 60px);
  line-height: 1.3;
}

/* ABOUT 首屏与发展历程局部排版 */
@media (min-width: 901px) {
  .about-overview-copy { width: 57%; }
  .journey-introduction { column-gap: 6vw; }
  .journey-lead { max-width: 42em; }
}

.about-overview-copy strong { font-weight: 400; }
.about-overview-copy p:last-child strong { font-weight: 600; }

@media (max-width: 400px) {
  .journey-introduction h2 { font-size: clamp(29px, 8vw, 32px); }
}

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

.journey-stage {
  min-height: 0;
  border: 0;
  border-top: 1px solid rgba(18, 51, 41, 0.22);
  padding: 2vw 3vw 2vw 0;
}

.journey-stage:first-child {
  border-left: 0;
}

.journey-closing {
  width: 100%;
}

.about-practice,
.about-organization {
  padding: clamp(64px, 7vw, 110px) 6.2vw;
  color: #123329;
  background: #fdfbf3;
}

.about-organization {
  background: #eae7db;
}

.about-extra-kicker {
  font-size: clamp(13px, 1vw, 16px);
  letter-spacing: 0.08em;
}

.about-practice h2,
.about-organization h2 {
  margin-top: 40px;
  font-size: clamp(36px, 3.5vw, 60px);
  line-height: 1.35;
  font-weight: 400;
}

.about-extra-intro {
  max-width: 760px;
  margin-top: 34px;
  color: #4d574f;
  font-size: clamp(15px, 1vw, 17px);
  line-height: 1.9;
}

.about-extra-intro p + p {
  margin-top: 1.2em;
}

.about-extra-intro strong {
  color: #123329;
  font-weight: 600;
}

.about-practice-list {
  max-width: 1100px;
  margin-top: 54px;
}

.about-practice-list article {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: 24px;
  padding: 25px 0;
  border-top: 1px solid rgba(18, 51, 41, 0.22);
}

.about-practice-list h3 {
  font-size: clamp(19px, 1.5vw, 25px);
  font-weight: 500;
}

.about-practice-list p {
  color: #4d574f;
  font-size: 15px;
  line-height: 1.85;
}

@media (max-width: 900px) {
  .about-overview-content {
    padding: 56px 7vw 64px;
  }

  .about-practice,
  .about-organization {
    padding: 64px 7vw;
  }
}

@media (max-width: 640px) {
  .about-overview-content,
  .about-practice,
  .about-organization {
    padding-left: 22px;
    padding-right: 22px;
  }

  .journey-stages {
    grid-template-columns: 1fr;
  }

  .journey-stage {
    padding: 24px 0;
  }

  .about-practice-list article {
    grid-template-columns: 1fr;
    gap: 10px;
  }
}

/* ABOUT 企业介绍：仅桌面端调整第二段宽度及相邻间距。 */
@media (min-width: 1200px) {
  .about-overview-copy p:nth-child(2) {
    width: 105%;
    line-height: 1.65;
    margin-top: 1em;
  }
  .about-overview-copy p:nth-child(3) { margin-top: 1em; }
}

/* Mobile-only: frame the portrait without the partial source screenshot text. */
@media (max-width: 640px) {
  .insights-origin-page > img { height: 112vw; min-height: 0; max-height: 540px; object-position: 90% top; clip-path: inset(0 0 6% 0); }
}