:root {
  --bg: #fffdf7;
  --bg-soft: #f7f2e8;
  --paper: rgba(255, 255, 255, 0.86);
  --paper-strong: #ffffff;
  --green: #6ba843;
  --green-deep: #3f832b;
  --green-soft: #eef6e8;
  --orange: #ff7a00;
  --orange-deep: #e86400;
  --orange-soft: #fff0df;
  --ink: #2f343a;
  --muted: #6f7578;
  --line: #e8e0d3;
  --shadow: 0 18px 50px rgba(81, 68, 45, 0.09);
  --shadow-soft: 0 12px 30px rgba(81, 68, 45, 0.06);
  --container: 1180px;
  --radius-xl: 26px;
  --radius-lg: 18px;
  --radius-md: 12px;
  --radius-sm: 8px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 14% 18%, rgba(255, 122, 0, 0.07), transparent 28%),
    radial-gradient(circle at 84% 12%, rgba(107, 168, 67, 0.09), transparent 26%),
    linear-gradient(180deg, #fffefb 0%, var(--bg) 48%, #fffaf1 100%);
  font-family: "Alibaba PuHuiTi 3.0", "Source Han Sans SC", "Noto Sans CJK SC", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  line-height: 1.7;
  letter-spacing: 0;
}

body.nav-open {
  overflow: hidden;
}

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

button,
input,
select,
textarea {
  font: inherit;
}

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

.site-root {
  min-height: 100vh;
  overflow: hidden;
}

.container {
  width: min(var(--container), calc(100% - 48px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 253, 247, 0.88);
  border-bottom: 1px solid rgba(232, 224, 211, 0.58);
  backdrop-filter: blur(16px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  min-height: 92px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 218px;
}

.brand-mark {
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  width: 62px;
  height: 58px;
}

.brand-mark img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.brand-text {
  display: flex;
  align-items: center;
  min-height: 58px;
}

.brand-name {
  display: block;
  font-size: 32px;
  font-weight: 900;
  line-height: 1;
}

.brand-name .orange {
  color: var(--orange);
}

.brand-name .green {
  color: var(--green);
}

.brand-sub {
  display: block;
  margin-top: 6px;
  color: #4d5456;
  font-size: 13px;
  line-height: 1;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(18px, 2.2vw, 36px);
  flex: 1;
}

.nav-link {
  position: relative;
  padding: 28px 2px;
  color: #1f2529;
  font-size: 15px;
  font-weight: 700;
  white-space: nowrap;
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 18px;
  width: 0;
  height: 3px;
  background: var(--orange);
  border-radius: 99px;
  transform: translateX(-50%);
  transition: width 0.18s ease;
}

.nav-link:hover::after,
.nav-link.is-active::after {
  width: 34px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.menu-toggle {
  display: none;
  place-items: center;
  width: 42px;
  height: 42px;
  color: var(--green-deep);
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.menu-toggle i {
  width: 22px;
  height: 22px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 46px;
  padding: 0 26px;
  border: 1px solid transparent;
  border-radius: 999px;
  cursor: pointer;
  font-weight: 800;
  line-height: 1;
  transition: transform 0.16s ease, box-shadow 0.16s ease, border-color 0.16s ease, background 0.16s ease;
}

.button i {
  width: 18px;
  height: 18px;
}

.button:hover {
  transform: translateY(-1px);
}

.button-primary {
  color: #ffffff;
  background: linear-gradient(180deg, #ff8a15 0%, var(--orange) 100%);
  box-shadow: 0 12px 24px rgba(255, 122, 0, 0.24);
}

.button-primary:hover {
  box-shadow: 0 16px 28px rgba(255, 122, 0, 0.28);
}

.button-outline {
  color: var(--green-deep);
  background: rgba(255, 255, 255, 0.72);
  border-color: rgba(107, 168, 67, 0.62);
}

.button-outline:hover {
  background: var(--green-soft);
}

.button-light {
  color: var(--green-deep);
  background: #ffffff;
  border-color: rgba(107, 168, 67, 0.22);
}

.section {
  position: relative;
  padding: 68px 0;
}

.section.compact {
  padding: 42px 0;
}

.section-head {
  max-width: 780px;
  margin: 0 auto 38px;
  text-align: center;
}

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

.eyebrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  padding: 0 18px;
  color: var(--green-deep);
  background: var(--green-soft);
  border: 1px solid rgba(107, 168, 67, 0.12);
  border-radius: 999px;
  font-weight: 800;
}

.section-title,
.hero-title {
  margin: 16px 0 0;
  color: var(--ink);
  font-size: clamp(32px, 4.4vw, 56px);
  font-weight: 900;
  line-height: 1.18;
}

.section-title {
  font-size: clamp(28px, 3.2vw, 44px);
}

.accent {
  color: var(--orange);
}

.lead {
  margin: 20px 0 0;
  color: #4c5356;
  font-size: clamp(16px, 1.4vw, 20px);
  line-height: 1.9;
}

.muted {
  color: var(--muted);
}

.mini-rule {
  width: 34px;
  height: 3px;
  margin: 18px 0 0;
  background: var(--orange);
  border-radius: 999px;
}

.hero {
  position: relative;
  padding: 56px 0 44px;
}

.hero-home {
  display: flex;
  align-items: center;
  min-height: calc(100vh - 93px);
  padding: 38px 0 34px;
}

.hero::before,
.hero::after,
.leaf::before,
.leaf::after {
  content: "";
  position: absolute;
  width: 72px;
  height: 72px;
  pointer-events: none;
  background:
    radial-gradient(ellipse at 42% 50%, rgba(107, 168, 67, 0.45) 0 24%, transparent 25%),
    radial-gradient(ellipse at 68% 32%, rgba(107, 168, 67, 0.28) 0 18%, transparent 19%);
  opacity: 0.5;
  transform: rotate(-18deg);
}

.hero::before {
  left: 3vw;
  top: 28%;
}

.hero::after {
  right: 7vw;
  top: 18%;
  transform: rotate(30deg);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(420px, 1.08fr);
  align-items: center;
  gap: 44px;
}

.hero-home .hero-grid {
  grid-template-columns: minmax(0, 0.9fr) minmax(480px, 1.1fr);
  gap: 28px;
}

.hero-copy {
  position: relative;
  z-index: 1;
}

.hero-kicker {
  color: var(--green-deep);
  font-size: 18px;
  font-weight: 800;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 34px;
}

.contact-qr-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 168px;
  align-items: center;
  gap: 20px;
  max-width: 620px;
  margin-top: 30px;
  padding: 18px 18px 18px 22px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(107, 168, 67, 0.18);
  border-left: 5px solid var(--green);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
}

.contact-qr-copy {
  min-width: 0;
}

.contact-qr-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  width: max-content;
  max-width: 100%;
  padding: 6px 10px;
  color: var(--green-deep);
  background: var(--green-soft);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 900;
}

.contact-qr-badge i {
  width: 15px;
  height: 15px;
}

.contact-qr-copy strong {
  display: block;
  margin-top: 12px;
  color: var(--ink);
  font-size: 24px;
  line-height: 1.2;
  font-weight: 900;
}

.contact-qr-copy p {
  margin: 10px 0 0;
  color: var(--muted);
  line-height: 1.7;
}

.contact-qr-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.contact-qr-meta span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  max-width: 100%;
  min-height: 28px;
  padding: 5px 10px;
  color: var(--orange-deep);
  background: var(--orange-soft);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 800;
  line-height: 1.45;
  text-align: center;
}

.contact-qr-image {
  justify-self: end;
  width: 168px;
  max-width: 100%;
  aspect-ratio: 776 / 1244;
  padding: 6px;
  object-fit: contain;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: 0 12px 26px rgba(81, 68, 45, 0.1);
}

.hero-visual {
  position: relative;
  min-height: 440px;
}

.hero-image-wrap {
  position: relative;
  overflow: hidden;
  border-radius: 36px 12px 42px 12px;
  background: linear-gradient(145deg, rgba(255, 248, 236, 0.6), rgba(238, 246, 232, 0.64));
}

.hero-image-wrap::after {
  content: "";
  position: absolute;
  inset: auto -8% -16% 18%;
  height: 120px;
  background: radial-gradient(ellipse at center, rgba(255, 122, 0, 0.16), transparent 68%);
}

.hero-home .hero-image-wrap {
  overflow: visible;
  border-radius: 0;
  background: transparent;
}

.hero-home .hero-image-wrap::after {
  display: none;
}

.hero-image {
  position: relative;
  z-index: 1;
  width: 100%;
  height: clamp(360px, 40vw, 560px);
  object-fit: cover;
  object-position: center;
  mix-blend-mode: multiply;
}

.hero-home .hero-image {
  height: clamp(430px, 50vw, 680px);
  object-fit: contain;
  object-position: center right;
}

.floating-note {
  position: absolute;
  right: 8%;
  top: 10%;
  z-index: 2;
  max-width: 190px;
  padding: 18px 20px;
  color: var(--green-deep);
  background: rgba(255, 255, 255, 0.84);
  border: 1px solid rgba(107, 168, 67, 0.16);
  border-radius: 18px;
  box-shadow: var(--shadow-soft);
  font-family: "LXGW WenKai", "KaiTi", "Microsoft YaHei", sans-serif;
  font-size: 18px;
  line-height: 1.8;
}

.stat-panel {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  margin-top: 38px;
  max-width: 520px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.76);
  border: 1px solid rgba(232, 224, 211, 0.78);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-soft);
}

.stat-item {
  padding: 26px 24px;
  text-align: center;
}

.stat-item + .stat-item {
  border-left: 1px solid var(--line);
}

.stat-icon {
  display: inline-grid;
  place-items: center;
  width: 50px;
  height: 50px;
  color: var(--orange);
  background: var(--orange-soft);
  border-radius: 16px;
}

.stat-icon i {
  width: 27px;
  height: 27px;
}

.stat-number {
  margin-top: 12px;
  color: var(--orange);
  font-size: 34px;
  font-weight: 900;
  line-height: 1.1;
}

.stat-label {
  margin-top: 7px;
  font-weight: 800;
}

.stat-note {
  color: var(--muted);
  font-size: 13px;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 22px;
}

.card-grid.five {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

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

.feature-card,
.article-card,
.quote-card,
.contact-card,
.course-card,
.publication-card,
.topic-card {
  position: relative;
  min-width: 0;
  background: var(--paper);
  border: 1px solid rgba(232, 224, 211, 0.76);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
}

.feature-card {
  display: flex;
  flex-direction: column;
  min-height: 286px;
  padding: 28px 26px;
}

.icon-badge {
  display: inline-grid;
  place-items: center;
  width: 56px;
  height: 56px;
  color: #ffffff;
  background: linear-gradient(180deg, #83ba54 0%, var(--green) 100%);
  border-radius: 50%;
  box-shadow: 0 10px 22px rgba(107, 168, 67, 0.22);
}

.icon-badge.light {
  color: var(--green-deep);
  background: var(--green-soft);
  box-shadow: none;
}

.icon-badge.orange {
  color: #ffffff;
  background: linear-gradient(180deg, #ffa43a 0%, var(--orange) 100%);
}

.icon-badge i {
  width: 28px;
  height: 28px;
  stroke-width: 2.2;
}

.card-title {
  margin: 18px 0 0;
  font-size: 20px;
  font-weight: 900;
  line-height: 1.35;
}

.card-text {
  margin: 14px 0 0;
  color: #4c5356;
  font-size: 15px;
}

.card-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: auto;
  padding-top: 22px;
  color: var(--green-deep);
  font-weight: 800;
}

.card-link i {
  width: 17px;
  height: 17px;
}

.image-card {
  overflow: hidden;
  padding: 0;
}

.image-card img {
  width: 100%;
  height: 185px;
  object-fit: cover;
}

.image-card .card-body {
  padding: 20px 22px 24px;
}

.pill {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 0 10px;
  color: var(--green-deep);
  background: var(--green-soft);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 800;
}

.split-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 42px;
  align-items: center;
  padding: 34px;
  background:
    linear-gradient(110deg, rgba(255, 255, 255, 0.86), rgba(255, 250, 239, 0.8)),
    radial-gradient(circle at 20% 80%, rgba(107, 168, 67, 0.08), transparent 34%);
  border: 1px solid rgba(232, 224, 211, 0.72);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-soft);
}

.split-panel img {
  width: 100%;
  border-radius: 22px;
  object-fit: cover;
  mix-blend-mode: multiply;
}

.split-panel h3 {
  margin: 0;
  font-size: clamp(26px, 2.7vw, 38px);
  line-height: 1.22;
}

.split-panel p {
  color: #4c5356;
}

.about-overview {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(300px, 0.65fr);
  gap: 28px;
  align-items: stretch;
}

.about-lead-panel,
.about-founder-card,
.founder-portrait,
.founder-detail,
.publication-mini-card,
.impact-layout,
.intervention-model {
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(232, 224, 211, 0.82);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-soft);
}

.about-lead-panel {
  padding: 38px;
  background:
    linear-gradient(120deg, rgba(255, 255, 255, 0.9), rgba(255, 248, 235, 0.84)),
    radial-gradient(circle at 88% 18%, rgba(107, 168, 67, 0.1), transparent 34%);
}

.about-lead-panel h2,
.founder-detail h2,
.impact-copy h2,
.intervention-model h2 {
  margin: 16px 0 0;
  color: var(--ink);
  font-size: clamp(28px, 3.1vw, 42px);
  line-height: 1.22;
}

.about-lead-panel p,
.founder-detail p,
.impact-copy p,
.intervention-model p {
  color: #4c5356;
}

.about-focus-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 28px;
}

.about-focus-row div {
  padding: 16px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(232, 224, 211, 0.72);
  border-radius: var(--radius-md);
}

.about-focus-row strong,
.about-focus-row span,
.founder-mini-meta span,
.credential-grid strong,
.credential-grid span {
  display: block;
}

.about-focus-row strong {
  color: var(--green-deep);
  font-size: 18px;
  font-weight: 900;
}

.about-focus-row span {
  margin-top: 6px;
  color: var(--muted);
  font-size: 14px;
}

.about-founder-card {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 32px;
  background:
    linear-gradient(180deg, rgba(239, 247, 232, 0.92), rgba(255, 255, 255, 0.82)),
    radial-gradient(circle at 78% 12%, rgba(255, 122, 0, 0.11), transparent 32%);
}

.about-founder-card h3 {
  margin: 18px 0 0;
  color: var(--green-deep);
  font-size: clamp(26px, 3vw, 38px);
  line-height: 1.1;
}

.about-founder-card p {
  margin: 16px 0 0;
  color: #4c5356;
}

.founder-mini-meta {
  display: grid;
  gap: 10px;
  margin-top: 24px;
}

.founder-mini-meta span {
  padding: 10px 12px;
  color: var(--green-deep);
  background: rgba(255, 255, 255, 0.76);
  border: 1px solid rgba(107, 168, 67, 0.16);
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 800;
}

.founder-layout {
  display: grid;
  grid-template-columns: minmax(280px, 0.72fr) minmax(0, 1.28fr);
  gap: 28px;
  align-items: stretch;
}

.founder-portrait {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 360px;
  padding: 34px;
  color: #ffffff;
  background:
    linear-gradient(160deg, rgba(63, 131, 43, 0.96), rgba(107, 168, 67, 0.86)),
    radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.26), transparent 32%);
}

.founder-seal {
  display: grid;
  place-items: center;
  width: 116px;
  height: 116px;
  color: var(--green-deep);
  background: #ffffff;
  border-radius: 50%;
  font-size: 32px;
  font-weight: 900;
  line-height: 1.05;
  box-shadow: 0 16px 30px rgba(35, 74, 24, 0.18);
}

.founder-portrait h3 {
  margin: 26px 0 0;
  font-size: clamp(24px, 2.7vw, 36px);
  line-height: 1.22;
}

.founder-portrait p {
  margin: 16px 0 0;
  color: rgba(255, 255, 255, 0.9);
}

.founder-detail {
  padding: 38px;
}

.credential-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 26px;
}

.credential-grid div {
  padding: 18px;
  background: var(--green-soft);
  border: 1px solid rgba(107, 168, 67, 0.14);
  border-radius: var(--radius-md);
}

.credential-grid strong {
  color: var(--green-deep);
  font-size: 18px;
  font-weight: 900;
}

.credential-grid span {
  margin-top: 8px;
  color: #4c5356;
  font-size: 14px;
}

.practice-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.practice-item {
  display: grid;
  grid-template-columns: 54px 1fr;
  gap: 16px;
  align-items: start;
  padding: 24px;
  background: rgba(255, 255, 255, 0.76);
  border: 1px solid rgba(232, 224, 211, 0.82);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
}

.practice-item span {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  color: #ffffff;
  background: var(--orange);
  border-radius: 50%;
  font-weight: 900;
}

.practice-item p {
  margin: 0;
  color: #4c5356;
}

.publication-showcase {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.publication-mini-card {
  display: flex;
  flex-direction: column;
  min-height: 260px;
  padding: 26px;
}

.publication-mini-card span {
  align-self: flex-start;
  padding: 5px 12px;
  color: var(--green-deep);
  background: var(--green-soft);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 900;
}

.publication-mini-card h3 {
  margin: 22px 0 0;
  color: var(--ink);
  font-size: 21px;
  line-height: 1.38;
}

.publication-mini-card p {
  margin: auto 0 0;
  padding-top: 18px;
  color: #4c5356;
}

.about-impact-section {
  padding-top: 44px;
  padding-bottom: 44px;
}

.impact-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
  gap: 28px;
  align-items: center;
  padding: 38px;
  background:
    linear-gradient(120deg, rgba(255, 240, 223, 0.86), rgba(255, 255, 255, 0.82)),
    radial-gradient(circle at 92% 12%, rgba(107, 168, 67, 0.12), transparent 34%);
}

.impact-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.impact-tags span {
  padding: 12px 16px;
  color: var(--green-deep);
  background: #ffffff;
  border: 1px solid rgba(107, 168, 67, 0.14);
  border-radius: 999px;
  font-weight: 900;
  box-shadow: 0 8px 18px rgba(81, 68, 45, 0.06);
}

.intervention-model {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(340px, 0.95fr);
  gap: 32px;
  align-items: center;
  padding: 38px;
}

.model-triad {
  position: relative;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.model-node {
  display: grid;
  place-items: center;
  min-height: 124px;
  padding: 18px;
  color: #ffffff;
  border-radius: var(--radius-lg);
  font-size: 20px;
  font-weight: 900;
  text-align: center;
  box-shadow: var(--shadow-soft);
}

.model-node.green {
  background: linear-gradient(180deg, #76b64b, var(--green-deep));
}

.model-node.orange {
  background: linear-gradient(180deg, #ffa43a, var(--orange));
}

.model-node.yellow {
  grid-column: 1 / -1;
  color: #6a4700;
  background: linear-gradient(180deg, #ffe28d, #ffc44d);
}

.service-model-panel {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: 30px;
  align-items: stretch;
  padding: 38px;
  background:
    linear-gradient(120deg, rgba(255, 255, 255, 0.9), rgba(255, 248, 235, 0.84)),
    radial-gradient(circle at 88% 16%, rgba(107, 168, 67, 0.12), transparent 34%);
  border: 1px solid rgba(232, 224, 211, 0.82);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-soft);
}

.service-model-copy h2 {
  margin: 16px 0 0;
  color: var(--ink);
  font-size: clamp(28px, 3.1vw, 42px);
  line-height: 1.22;
}

.service-model-copy p {
  color: #4c5356;
}

.foundation-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.foundation-card {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  align-items: flex-start;
  min-width: 0;
  padding: 18px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(232, 224, 211, 0.76);
  border-radius: var(--radius-md);
}

.foundation-card h3 {
  margin: 0;
  color: var(--ink);
  font-size: 18px;
  line-height: 1.35;
}

.foundation-card p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}

.solution-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.solution-card {
  position: relative;
  min-width: 0;
  min-height: 300px;
  padding: 30px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(232, 224, 211, 0.76);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
}

.solution-card:nth-child(5) {
  grid-column: 1 / -1;
  min-height: 240px;
}

.solution-index {
  position: absolute;
  right: 24px;
  top: 18px;
  color: rgba(107, 168, 67, 0.13);
  font-size: 72px;
  font-weight: 900;
  line-height: 1;
}

.solution-card h3 {
  position: relative;
  margin: 20px 0 0;
  color: var(--ink);
  font-size: 23px;
  line-height: 1.38;
}

.solution-card p {
  position: relative;
  margin: 16px 0 0;
  color: #4c5356;
  line-height: 1.9;
}

.value-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 24px;
}

.value-mini {
  padding: 18px;
  background: rgba(255, 255, 255, 0.68);
  border: 1px solid rgba(232, 224, 211, 0.76);
  border-radius: var(--radius-md);
}

.value-mini strong {
  display: block;
  margin-top: 10px;
  font-weight: 900;
}

.timeline {
  position: relative;
  display: grid;
  grid-template-columns: repeat(var(--steps, 5), minmax(0, 1fr));
  gap: 18px;
  margin-top: 34px;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 8%;
  right: 8%;
  top: 38px;
  height: 2px;
  background: repeating-linear-gradient(90deg, rgba(107, 168, 67, 0.48) 0 14px, transparent 14px 22px);
}

.timeline-step {
  position: relative;
  z-index: 1;
  text-align: center;
}

.step-number {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin-bottom: 16px;
  color: #ffffff;
  background: var(--green);
  border: 6px solid #f3f8ee;
  border-radius: 50%;
  font-weight: 900;
  line-height: 1;
}

.step-icon {
  display: grid;
  place-items: center;
  width: 72px;
  height: 72px;
  margin: 0 auto 15px;
  color: var(--green-deep);
  background: var(--green-soft);
  border-radius: 50%;
}

.step-icon i {
  width: 34px;
  height: 34px;
}

.timeline-step h3 {
  margin: 0;
  font-size: 18px;
}

.timeline-step p {
  margin: 8px auto 0;
  max-width: 180px;
  color: var(--muted);
  font-size: 14px;
}

.cta-strip {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 24px;
  margin-top: 42px;
  padding: 24px 34px;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(232, 224, 211, 0.86);
  border-radius: 999px;
  box-shadow: var(--shadow-soft);
}

.cta-strip-static {
  grid-template-columns: auto 1fr;
}

.cta-strip h3 {
  margin: 0;
  font-size: 24px;
}

.cta-strip p {
  margin: 6px 0 0;
  color: #4c5356;
}

.quote-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 22px;
}

.quote-card {
  padding: 28px;
}

.quote-mark {
  color: rgba(107, 168, 67, 0.28);
  font-size: 64px;
  font-family: Georgia, serif;
  line-height: 0.8;
}

.quote-person {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: -14px;
}

.avatar {
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  color: var(--green-deep);
  background: var(--green-soft);
  border-radius: 50%;
  font-weight: 900;
}

.rating {
  display: flex;
  gap: 3px;
  margin-top: 8px;
  color: var(--orange);
}

.rating i {
  width: 15px;
  height: 15px;
  fill: currentColor;
}

.quote-card blockquote {
  margin: 20px 0 0;
  color: #3f4548;
}

.metrics-list {
  display: grid;
  gap: 16px;
}

.metric-item {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 16px;
  padding: 16px;
  background: #ffffff;
  border: 1px solid rgba(232, 224, 211, 0.72);
  border-radius: var(--radius-md);
}

.metric-value {
  color: var(--orange);
  font-size: 24px;
  font-weight: 900;
}

.bar-chart {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  align-items: end;
  min-height: 260px;
  gap: 28px;
  padding: 26px;
  background:
    repeating-linear-gradient(0deg, rgba(47, 52, 58, 0.08) 0 1px, transparent 1px 54px),
    rgba(255, 255, 255, 0.58);
  border-radius: var(--radius-lg);
}

.bar-group {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: end;
  gap: 10px;
  height: 220px;
}

.bar {
  width: 100%;
  min-height: 24px;
  border-radius: 8px 8px 3px 3px;
}

.bar.before {
  background: linear-gradient(180deg, #9fc778, #72a64f);
}

.bar.after {
  background: linear-gradient(180deg, #ffb74d, var(--orange));
}

.bar-label {
  grid-column: 1 / -1;
  min-height: 44px;
  color: #42494c;
  font-size: 14px;
  font-weight: 800;
  text-align: center;
}

.article-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 22px;
}

.article-grid-news {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 28px;
}

.news-feature {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(360px, 0.92fr);
  gap: 32px;
  align-items: center;
  padding: 34px;
  background:
    linear-gradient(120deg, rgba(255, 255, 255, 0.9), rgba(255, 248, 235, 0.84)),
    radial-gradient(circle at 90% 10%, rgba(107, 168, 67, 0.12), transparent 34%);
  border: 1px solid rgba(232, 224, 211, 0.82);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-soft);
}

.news-feature-media {
  position: relative;
  overflow: hidden;
  border-radius: 22px;
}

.news-feature-media img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.news-feature-media span {
  position: absolute;
  left: 14px;
  bottom: 14px;
  padding: 6px 10px;
  color: rgba(255, 255, 255, 0.92);
  background: rgba(23, 37, 45, 0.72);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 800;
}

.news-feature-copy h2 {
  margin: 16px 0 0;
  color: var(--ink);
  font-size: clamp(28px, 3vw, 40px);
  line-height: 1.24;
}

.news-feature-copy p {
  color: #4c5356;
  line-height: 1.9;
}

.article-card {
  overflow: hidden;
}

.article-card img {
  width: 100%;
  height: 170px;
  object-fit: cover;
  mix-blend-mode: multiply;
}

.article-body {
  padding: 20px 20px 22px;
}

.article-body h3 {
  margin: 12px 0 0;
  font-size: 19px;
  line-height: 1.45;
}

.article-body p {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  margin-top: 16px;
}

.date {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #8a918f;
  font-size: 13px;
}

.date i {
  width: 15px;
  height: 15px;
}

.publication-card {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 20px;
  padding: 24px;
  align-items: center;
}

.book-cover {
  display: grid;
  place-items: center;
  min-height: 150px;
  padding: 18px;
  color: var(--green-deep);
  background:
    linear-gradient(135deg, rgba(238, 246, 232, 0.96), rgba(255, 240, 223, 0.96)),
    #ffffff;
  border: 1px solid rgba(107, 168, 67, 0.12);
  border-radius: 4px 12px 12px 4px;
  box-shadow: 8px 8px 0 rgba(107, 168, 67, 0.12);
  font-weight: 900;
  text-align: center;
}

.research-experience-panel {
  display: grid;
  grid-template-columns: minmax(280px, 0.72fr) minmax(0, 1.28fr);
  gap: 24px;
  align-items: stretch;
}

.research-experience-lead,
.research-experience-item,
.paper-panel,
.research-book-card {
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(232, 224, 211, 0.82);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-soft);
}

.research-experience-lead {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 34px;
  background:
    linear-gradient(145deg, rgba(255, 240, 223, 0.9), rgba(255, 255, 255, 0.84)),
    radial-gradient(circle at 84% 14%, rgba(107, 168, 67, 0.12), transparent 34%);
}

.research-experience-lead h3 {
  margin: 22px 0 0;
  color: var(--ink);
  font-size: clamp(24px, 2.5vw, 34px);
  line-height: 1.25;
}

.research-experience-lead p {
  margin: 16px 0 0;
  color: #4c5356;
}

.research-experience-list {
  display: grid;
  gap: 14px;
}

.research-experience-item {
  display: grid;
  grid-template-columns: 132px minmax(0, 1fr);
  gap: 18px;
  align-items: start;
  padding: 22px 24px;
  border-radius: var(--radius-lg);
}

.research-year {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  padding: 5px 12px;
  color: var(--orange-deep);
  background: var(--orange-soft);
  border-radius: 999px;
  font-size: 14px;
  font-weight: 900;
  text-align: center;
}

.research-experience-item h3 {
  margin: 0;
  color: var(--ink);
  font-size: 19px;
  line-height: 1.38;
}

.research-experience-item p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 15px;
}

.paper-panel {
  padding: 30px 34px;
}

.paper-list {
  columns: 2;
  column-gap: 38px;
  margin: 0;
  padding-left: 22px;
  color: #3f4548;
}

.paper-list li {
  break-inside: avoid;
  margin: 0 0 16px;
  padding-left: 4px;
  line-height: 1.82;
}

.paper-list li::marker {
  color: var(--green-deep);
  font-weight: 900;
}

.research-book-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.research-book-card {
  display: flex;
  flex-direction: column;
  min-height: 330px;
  padding: 24px;
}

.research-book-card .book-cover {
  width: 100%;
  min-height: 132px;
  margin-top: 16px;
}

.research-book-card .card-text {
  margin-top: auto;
  padding-top: 16px;
}

body[data-page="research"] .stat-panel {
  max-width: none;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.course-card {
  padding: 24px;
  text-align: center;
}

.course-card img {
  width: 100%;
  height: 150px;
  object-fit: cover;
  margin: 16px 0;
  border-radius: var(--radius-md);
  mix-blend-mode: multiply;
}

.topic-card {
  display: grid;
  grid-template-columns: 1fr 150px;
  gap: 18px;
  min-height: 190px;
  padding: 26px;
  overflow: hidden;
}

.topic-card img {
  align-self: end;
  width: 150px;
  height: 130px;
  object-fit: cover;
  border-radius: 18px;
  mix-blend-mode: multiply;
}

.contact-card {
  padding: 28px 22px;
  text-align: center;
}

.contact-card .icon-badge {
  margin: 0 auto;
}

.contact-card strong {
  display: block;
  margin-top: 16px;
  font-size: 19px;
}

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

.form-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 24px;
}

.form-card,
.map-card {
  padding: 30px;
  background: var(--paper);
  border: 1px solid rgba(232, 224, 211, 0.76);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-soft);
}

.field-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.form-field {
  position: relative;
}

.form-field.wide {
  grid-column: 1 / -1;
}

.form-field i {
  position: absolute;
  left: 16px;
  top: 17px;
  width: 18px;
  height: 18px;
  color: var(--green);
}

.form-field input,
.form-field textarea {
  width: 100%;
  min-height: 52px;
  padding: 0 16px 0 46px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.84);
  border: 1px solid #ded8cc;
  border-radius: var(--radius-sm);
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.form-field textarea {
  min-height: 128px;
  padding-top: 15px;
  resize: vertical;
}

.form-field input:focus,
.form-field textarea:focus {
  border-color: rgba(107, 168, 67, 0.72);
  box-shadow: 0 0 0 4px rgba(107, 168, 67, 0.12);
}

.form-message {
  min-height: 24px;
  margin-top: 14px;
  color: var(--green-deep);
  font-weight: 800;
}

.assessment-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(320px, 0.65fr);
  align-items: start;
  gap: 24px;
}

.assessment-main {
  display: grid;
  gap: 22px;
}

.assessment-card {
  padding: 30px;
  background: rgba(255, 255, 255, 0.84);
  border: 1px solid rgba(232, 224, 211, 0.8);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-soft);
}

.assessment-card.sticky {
  position: sticky;
  top: 116px;
}

.assessment-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 22px;
}

.assessment-card-head p {
  max-width: 520px;
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}

.assessment-fields {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.assessment-field {
  display: grid;
  gap: 8px;
  min-width: 0;
}

.assessment-field.wide {
  grid-column: 1 / -1;
}

.assessment-field span {
  color: var(--ink);
  font-size: 14px;
  font-weight: 800;
}

.assessment-field input,
.assessment-field select,
.assessment-field textarea {
  width: 100%;
  min-height: 50px;
  padding: 0 16px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid #ded8cc;
  border-radius: 16px;
  outline: none;
}

.assessment-field textarea {
  min-height: 260px;
  padding-top: 14px;
  resize: vertical;
}

.assessment-field input:focus,
.assessment-field select:focus,
.assessment-field textarea:focus {
  border-color: rgba(107, 168, 67, 0.72);
  box-shadow: 0 0 0 4px rgba(107, 168, 67, 0.12);
}

.assessment-group + .assessment-group {
  margin-top: 24px;
}

.assessment-group h3 {
  margin: 0 0 12px;
  color: var(--green-deep);
  font-size: 20px;
}

.assessment-symptom-list {
  display: grid;
  gap: 10px;
}

.assessment-symptom {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 18px;
  padding: 14px 16px;
  background: rgba(255, 250, 242, 0.7);
  border: 1px solid rgba(232, 224, 211, 0.72);
  border-radius: 18px;
}

.assessment-symptom.is-selected {
  background: rgba(238, 246, 232, 0.82);
  border-color: rgba(107, 168, 67, 0.34);
}

.assessment-check {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: start;
  gap: 10px;
  cursor: pointer;
}

.assessment-check input,
.severity-options input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.check-box {
  position: relative;
  width: 22px;
  height: 22px;
  margin-top: 3px;
  background: #ffffff;
  border: 2px solid rgba(107, 168, 67, 0.5);
  border-radius: 7px;
}

.assessment-check input:checked + .check-box {
  background: var(--green);
  border-color: var(--green);
}

.assessment-check input:checked + .check-box::after {
  content: "";
  position: absolute;
  left: 6px;
  top: 2px;
  width: 6px;
  height: 11px;
  border: solid #ffffff;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.symptom-text {
  color: #33383d;
  font-weight: 700;
  line-height: 1.65;
}

.severity-options {
  display: grid;
  grid-template-columns: repeat(4, auto);
  gap: 8px;
}

.severity-options label {
  cursor: pointer;
}

.severity-options span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 32px;
  min-width: 52px;
  padding: 0 12px;
  color: var(--muted);
  background: #ffffff;
  border: 1px solid rgba(232, 224, 211, 0.9);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 800;
}

.severity-options input:disabled + span {
  opacity: 0.46;
  cursor: not-allowed;
}

.severity-options input:checked + span {
  color: #ffffff;
  background: linear-gradient(180deg, #ff8a15 0%, var(--orange) 100%);
  border-color: var(--orange);
}

.assessment-submit {
  width: 100%;
  margin-top: 18px;
}

.assessment-message[data-type="error"] {
  color: #c2410c;
}

.assessment-message[data-type="success"] {
  color: var(--green-deep);
}

.map-visual {
  position: relative;
  min-height: 250px;
  overflow: hidden;
  border: 1px solid rgba(232, 224, 211, 0.82);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(30deg, transparent 0 48%, rgba(255, 122, 0, 0.15) 48% 51%, transparent 51%),
    linear-gradient(120deg, transparent 0 42%, rgba(107, 168, 67, 0.16) 42% 45%, transparent 45%),
    linear-gradient(90deg, rgba(255, 255, 255, 0.95), rgba(238, 246, 232, 0.8));
}

.map-pin {
  position: absolute;
  left: 50%;
  top: 50%;
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 12px;
  width: min(310px, calc(100% - 40px));
  padding: 16px;
  background: #ffffff;
  border: 1px solid rgba(232, 224, 211, 0.8);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-soft);
  transform: translate(-50%, -50%);
}

.map-pin i {
  width: 36px;
  height: 36px;
  color: var(--green);
}

.transport-list {
  display: grid;
  gap: 14px;
  margin-top: 22px;
}

.transport-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.transport-item i {
  width: 24px;
  height: 24px;
  color: var(--green);
}

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

.faq-item {
  background: rgba(255, 255, 255, 0.74);
  border: 1px solid rgba(232, 224, 211, 0.78);
  border-radius: var(--radius-md);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  padding: 18px 20px;
  color: var(--green-deep);
  background: transparent;
  border: 0;
  cursor: pointer;
  font-weight: 900;
  text-align: left;
}

.faq-answer {
  display: none;
  padding: 0 20px 18px;
  color: #4c5356;
}

.faq-item.is-open .faq-answer {
  display: block;
}

.newsletter {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 24px;
  padding: 24px 28px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(232, 224, 211, 0.78);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-soft);
}

.newsletter input {
  width: 100%;
  height: 48px;
  padding: 0 18px;
  background: #ffffff;
  border: 1px solid #ded8cc;
  border-radius: 999px;
  outline: none;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  animation: rise 0.58s ease forwards;
}

.reveal.delay-1 {
  animation-delay: 0.08s;
}

.reveal.delay-2 {
  animation-delay: 0.16s;
}

.reveal.delay-3 {
  animation-delay: 0.24s;
}

@keyframes rise {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 1120px) {
  .header-inner {
    min-height: 78px;
  }

  .menu-toggle {
    display: grid;
  }

  .site-nav {
    position: fixed;
    inset: 78px 18px auto;
    z-index: 60;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 12px;
    background: #fffdf7;
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
  }

  body.nav-open .site-nav {
    display: flex;
  }

  .nav-link {
    padding: 14px 16px;
    border-radius: var(--radius-sm);
  }

  .nav-link::after {
    display: none;
  }

  .nav-link.is-active,
  .nav-link:hover {
    color: var(--orange);
    background: var(--orange-soft);
  }

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

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

  .hero-visual {
    min-height: 0;
  }

  .hero-home .hero-image {
    height: 420px;
    object-position: center;
  }

  .contact-qr-card {
    grid-template-columns: minmax(0, 1fr) 150px;
    max-width: 100%;
  }

  .contact-qr-image {
    width: 150px;
  }

  .card-grid,
  .card-grid.five,
  .quote-grid,
  .article-grid,
  .article-grid-news,
  .publication-showcase,
  .research-book-grid,
  .practice-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .about-overview,
  .founder-layout,
  .impact-layout,
  .intervention-model,
  .service-model-panel,
  .solution-grid,
  .research-experience-panel,
  .news-feature {
    grid-template-columns: 1fr;
  }

  body[data-page="research"] .stat-panel {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

}

@media (max-width: 780px) {
  .container {
    width: min(100% - 32px, var(--container));
  }

  .brand {
    min-width: 0;
  }

  .brand-mark {
    width: 48px;
    height: 46px;
  }

  .brand-text {
    min-height: 46px;
  }

  .brand-name {
    font-size: 22px;
  }

  .brand-sub {
    font-size: 12px;
  }

  .header-actions .button {
    display: none;
  }

  .hero,
  .section {
    padding: 46px 0;
  }

  .hero-title,
  .section-title {
    font-size: 34px;
  }

  .hero-image {
    height: 330px;
  }

  .floating-note {
    position: static;
    max-width: none;
    margin-top: 14px;
  }

  .stat-panel,
  .card-grid,
  .card-grid.five,
  .card-grid.three,
  .quote-grid,
  .article-grid,
  .article-grid-news,
  .assessment-layout,
  .assessment-fields,
  .assessment-symptom,
  .about-overview,
  .about-focus-row,
  .founder-layout,
  .credential-grid,
  .practice-list,
  .publication-showcase,
  .research-book-grid,
  .research-experience-panel,
  .research-experience-item,
  .impact-layout,
  .intervention-model,
  .service-model-panel,
  .foundation-grid,
  .solution-grid,
  .model-triad,
  .split-panel,
  .value-row,
  .form-grid,
  .field-grid,
  .newsletter {
    grid-template-columns: 1fr;
  }

  .about-lead-panel,
  .about-founder-card,
  .founder-portrait,
  .founder-detail,
  .research-experience-lead,
  .research-experience-item,
  .paper-panel,
  .research-book-card,
  .impact-layout,
  .intervention-model,
  .service-model-panel,
  .news-feature,
  .solution-card {
    padding: 26px;
  }

  .paper-list {
    columns: 1;
  }

  body[data-page="research"] .stat-panel {
    grid-template-columns: 1fr;
  }

  .founder-portrait {
    min-height: 0;
  }

  .practice-item {
    grid-template-columns: 44px 1fr;
    padding: 20px;
  }

  .practice-item span {
    width: 40px;
    height: 40px;
  }

  .publication-mini-card {
    min-height: 0;
  }

  .model-node.yellow {
    grid-column: auto;
  }

  .solution-card:nth-child(5) {
    grid-column: auto;
  }

  .solution-index {
    font-size: 54px;
  }

  .stat-item + .stat-item {
    border-top: 1px solid var(--line);
    border-left: 0;
  }

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

  .timeline::before {
    left: 22px;
    right: auto;
    top: 38px;
    bottom: 24px;
    width: 2px;
    height: auto;
    background: repeating-linear-gradient(180deg, rgba(107, 168, 67, 0.48) 0 14px, transparent 14px 22px);
  }

  .timeline-step {
    display: grid;
    grid-template-columns: 56px 1fr;
    column-gap: 16px;
    text-align: left;
  }

  .step-number {
    grid-row: span 2;
    margin: 0;
  }

  .step-icon {
    display: none;
  }

  .timeline-step p {
    margin-left: 0;
  }

  .cta-strip {
    grid-template-columns: 1fr;
    border-radius: var(--radius-xl);
  }

  .topic-card,
  .publication-card {
    grid-template-columns: 1fr;
  }

  .topic-card img {
    width: 100%;
  }

  .bar-chart {
    gap: 16px;
    padding: 18px;
  }

  .assessment-card.sticky {
    position: static;
  }

  .assessment-card-head {
    display: grid;
  }

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

  .severity-options span {
    width: 100%;
  }
}

@media (max-width: 460px) {
  .hero-title,
  .section-title {
    font-size: 30px;
  }

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

  .button {
    min-width: 0;
  }

  .contact-qr-card {
    grid-template-columns: 1fr;
    padding: 16px;
  }

  .contact-qr-image {
    justify-self: center;
    width: min(220px, 100%);
  }

  .contact-qr-copy strong {
    font-size: 21px;
  }

  .contact-qr-meta span {
    flex: 1;
    justify-content: center;
  }

  .feature-card {
    min-height: auto;
  }
}

/* ── 网站备案信息 ── */
.site-footer {
  background: var(--bg-soft);
  border-top: 1px solid var(--line);
  padding: 32px 0;
  margin-top: 64px;
  text-align: center;
}

.site-footer .container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.footer-brand {
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
}

.footer-beian {
  font-size: 13px;
  color: var(--muted);
}

.footer-beian a {
  color: var(--muted);
  text-decoration: none;
  transition: color 0.2s;
}

.footer-beian a:hover {
  color: var(--green);
}

.footer-copy {
  font-size: 12px;
  color: var(--muted);
  opacity: 0.7;
}