:root {
  color-scheme: light;
  --bg: #f7faf9;
  --surface: #ffffff;
  --surface-strong: #eaf2ef;
  --ink: #111d1a;
  --muted: #5a6865;
  --line: #d6e2de;
  --accent: #08715d;
  --accent-strong: #074d40;
  --accent-soft: #d9eee8;
  --rust: #b95233;
  --blue: #2f63a2;
  --gold: #c1922e;
  --shadow: 0 22px 55px rgba(13, 39, 33, 0.1);
  --max: 1440px;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    "Noto Sans SC", "PingFang SC", sans-serif;
}

[data-theme="dark"] {
  color-scheme: dark;
  --bg: #101412;
  --surface: #171d1a;
  --surface-strong: #202a25;
  --ink: #edf5ef;
  --muted: #aebbb4;
  --line: #334039;
  --accent: #66d2b0;
  --accent-strong: #91e5cc;
  --accent-soft: #1e3b34;
  --rust: #e39a78;
  --blue: #8eb7ef;
  --shadow: 0 20px 50px rgba(0, 0, 0, 0.24);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    linear-gradient(90deg, rgba(8, 113, 93, 0.07) 1px, transparent 1px),
    linear-gradient(180deg, rgba(47, 99, 162, 0.06) 1px, transparent 1px),
    linear-gradient(135deg, rgba(185, 82, 51, 0.08), transparent 38%),
    var(--bg);
  background-size: 72px 72px, 72px 72px, auto;
  color: var(--ink);
  font-size: 16px;
  line-height: 1.65;
}

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

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

button {
  font: inherit;
}

.skip-link {
  position: fixed;
  left: 1rem;
  top: 1rem;
  z-index: 20;
  transform: translateY(-160%);
  background: var(--ink);
  color: var(--bg);
  padding: 0.55rem 0.75rem;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid color-mix(in srgb, var(--line), transparent 25%);
  background: color-mix(in srgb, var(--bg), transparent 8%);
  backdrop-filter: blur(18px);
}

.nav {
  width: min(var(--max), calc(100% - 32px));
  margin: 0 auto;
  min-height: 72px;
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 230px;
}

.brand-mark {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--accent), transparent 12%), var(--blue)),
    var(--surface);
  color: var(--accent-strong);
  font-weight: 800;
  letter-spacing: 0;
  color: #ffffff;
  box-shadow: 0 10px 25px rgba(8, 113, 93, 0.18);
}

.brand strong,
.brand small {
  display: block;
}

.brand small {
  color: var(--muted);
  font-size: 0.78rem;
}

.nav-links {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 0.85rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.nav-links a {
  padding: 0.55rem 0.2rem;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--accent-strong);
}

.nav-actions {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.icon-button,
.control-button,
.filter,
.pub-actions button,
.button {
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink);
  min-height: 38px;
  border-radius: 8px;
  cursor: pointer;
  transition:
    transform 160ms ease,
    border-color 160ms ease,
    background 160ms ease,
    color 160ms ease;
}

.icon-button:hover,
.control-button:hover,
.filter:hover,
.pub-actions button:hover,
.button:hover {
  transform: translateY(-1px);
  border-color: var(--accent);
}

.icon-button {
  width: 40px;
  display: grid;
  place-items: center;
}

.icon-button svg {
  width: 18px;
  height: 18px;
  stroke: currentColor;
  stroke-width: 1.8;
  fill: none;
}

.control-button {
  padding: 0 0.75rem;
  font-weight: 700;
}

.menu-toggle {
  display: none;
  margin-left: auto;
}

.menu-toggle span {
  width: 18px;
  height: 2px;
  background: currentColor;
}

.hero,
.profile,
.section,
.footer {
  width: min(var(--max), calc(100% - 48px));
  margin: 0 auto;
}

.hero {
  min-height: calc(86svh - 72px);
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(420px, 0.88fr);
  align-items: center;
  gap: clamp(2rem, 5vw, 6rem);
  padding: clamp(3rem, 6vw, 5rem) 0 3rem;
}

.hero-copy,
.hero-visual {
  position: relative;
}

.hero-visual {
  border: 1px solid var(--line);
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--surface), transparent 0%), color-mix(in srgb, var(--surface-strong), transparent 12%));
  box-shadow: var(--shadow);
  padding: clamp(1rem, 2vw, 1.3rem);
  overflow: hidden;
}

.hero-visual img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  object-position: center;
  border: 1px solid var(--line);
  background: var(--surface-strong);
}

.hero-visual dl {
  margin: 1rem 0 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
}

.hero-visual dt {
  color: var(--muted);
  font-size: 0.78rem;
}

.hero-visual dd {
  margin: 0.18rem 0 0;
  font-weight: 800;
  font-size: clamp(0.85rem, 1.4vw, 1rem);
}

.profile {
  position: relative;
  min-height: calc(88svh - 72px);
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.78fr);
  align-items: center;
  gap: clamp(2rem, 5vw, 5rem);
  padding: clamp(3rem, 6vw, 5rem) 0 3rem;
}

.profile::before {
  content: "";
  position: absolute;
  inset: 10% 48% auto auto;
  width: min(360px, 42vw);
  aspect-ratio: 1;
  border: 1px solid color-mix(in srgb, var(--accent), transparent 58%);
  background:
    repeating-linear-gradient(
      135deg,
      color-mix(in srgb, var(--accent), transparent 86%) 0 2px,
      transparent 2px 16px
    );
  transform: rotate(8deg);
  pointer-events: none;
}

.profile-copy,
.profile-panel {
  position: relative;
  z-index: 1;
}

.eyebrow {
  margin: 0 0 0.75rem;
  color: var(--rust);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  margin: 0;
  font-size: clamp(2.7rem, 7vw, 6.8rem);
  line-height: 0.95;
  letter-spacing: 0;
  max-width: 8ch;
  color: transparent;
  background: linear-gradient(110deg, var(--ink) 0 42%, var(--accent) 43% 68%, var(--blue) 69% 100%);
  -webkit-background-clip: text;
  background-clip: text;
}

.hero h1 {
  max-width: 12ch;
  font-size: clamp(2.4rem, 5.8vw, 5.6rem);
}

h2 {
  margin: 0;
  font-size: clamp(1.8rem, 3vw, 2.7rem);
  line-height: 1.12;
  letter-spacing: 0;
}

h3 {
  margin: 0;
  font-size: 1.08rem;
  line-height: 1.35;
}

.subtitle {
  max-width: 760px;
  margin: 1.4rem 0 0;
  color: var(--muted);
  font-size: clamp(1.05rem, 1.7vw, 1.28rem);
}

.meta-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin: 1.6rem 0 0;
}

.meta-list span {
  border-left: 3px solid var(--accent);
  background: var(--surface);
  box-shadow: var(--shadow);
  padding: 0.45rem 0.7rem;
  color: var(--muted);
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.68rem 1rem;
  font-weight: 750;
}

.button.primary {
  background: linear-gradient(135deg, var(--accent), var(--blue));
  color: white;
  border-color: color-mix(in srgb, var(--accent), var(--blue) 38%);
  box-shadow: 0 14px 28px rgba(8, 113, 93, 0.2);
}

[data-theme="dark"] .button.primary {
  color: #07110d;
}

.button.secondary {
  background: transparent;
}

.about-layout {
  display: grid;
  gap: 1rem;
}

.leader-card,
.member-leader {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  gap: 1.2rem;
  align-items: center;
  border: 1px solid var(--line);
  background:
    linear-gradient(110deg, color-mix(in srgb, var(--accent-soft), transparent 18%), transparent 42%),
    var(--surface);
  box-shadow: var(--shadow);
  padding: 1.2rem;
}

.leader-card img,
.member-leader img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: center top;
  border: 1px solid var(--line);
  background: var(--surface-strong);
}

.leader-card p,
.member-leader p,
.news-card p,
.member-card p {
  color: var(--muted);
}

.profile-panel {
  position: relative;
  border: 1px solid var(--line);
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--surface), transparent 0%), color-mix(in srgb, var(--surface-strong), transparent 12%));
  box-shadow: var(--shadow);
  padding: clamp(1rem, 2vw, 1.3rem);
  overflow: hidden;
}

.profile-panel::before {
  content: "";
  position: absolute;
  inset: -1px;
  background:
    linear-gradient(90deg, transparent, color-mix(in srgb, var(--gold), transparent 52%), transparent),
    repeating-linear-gradient(
      90deg,
      transparent 0 28px,
      color-mix(in srgb, var(--blue), transparent 86%) 28px 29px
    );
  opacity: 0.32;
  pointer-events: none;
}

.profile-panel img {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  object-position: center;
  background: var(--surface-strong);
  border: 1px solid var(--line);
  filter: saturate(1.06) contrast(1.02);
}

.profile-panel dl {
  position: relative;
  margin: 1rem 0 0;
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(64px, 0.55fr) minmax(84px, 0.75fr);
  gap: 0.75rem;
}

.profile-panel div {
  min-width: 0;
}

.profile-panel dt {
  color: var(--muted);
  font-size: 0.78rem;
}

.profile-panel dd {
  margin: 0.18rem 0 0;
  font-weight: 800;
  font-size: clamp(0.85rem, 1.4vw, 1rem);
}

.section {
  padding: clamp(3rem, 7vw, 5.5rem) 0;
  border-top: 1px solid var(--line);
}

.section.compact {
  padding-bottom: 3rem;
}

.section-heading {
  max-width: 960px;
  margin-bottom: 1.5rem;
}

.section-heading p:not(.eyebrow) {
  margin: 0.9rem 0 0;
  color: var(--muted);
}

.section-heading.split {
  max-width: none;
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1.5rem;
}

.paper-visual {
  margin: 0 0 1rem;
  border: 1px solid var(--line);
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--surface), transparent 0%), color-mix(in srgb, var(--accent-soft), transparent 20%));
  box-shadow: var(--shadow);
  overflow: hidden;
  position: relative;
}

.paper-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(120deg, transparent 0 42%, rgba(255, 255, 255, 0.28) 43% 45%, transparent 46% 100%),
    repeating-linear-gradient(0deg, transparent 0 18px, rgba(255, 255, 255, 0.18) 18px 19px);
  mix-blend-mode: soft-light;
  pointer-events: none;
}

.paper-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.research-visual {
  aspect-ratio: 16 / 7;
}

.project-visual {
  aspect-ratio: 16 / 6;
}

.research-ribbon {
  position: relative;
  margin: 0 0 1.2rem;
  background: linear-gradient(90deg, #0b47ff, #1238e8);
  color: #fff800;
  font-size: clamp(1.25rem, 3vw, 2.4rem);
  font-weight: 900;
  text-align: center;
  padding: 0.85rem 1.25rem;
  box-shadow: var(--shadow);
}

.research-switcher {
  border: 1px solid var(--line);
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--surface), transparent 0%), color-mix(in srgb, var(--surface-strong), transparent 45%));
  box-shadow: var(--shadow);
  padding: clamp(1rem, 2vw, 1.4rem);
}

.research-tabs {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.8rem;
  margin-bottom: 1rem;
}

.research-tab {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  grid-template-areas:
    "num title"
    "num key";
  align-items: center;
  gap: 0 0.8rem;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink);
  padding: 0.9rem;
  text-align: left;
  min-height: 92px;
  border-radius: 8px;
  cursor: pointer;
  transition:
    transform 160ms ease,
    border-color 160ms ease,
    background 160ms ease;
}

.research-tab:hover,
.research-tab:focus-visible {
  transform: translateY(-1px);
  border-color: var(--accent);
}

.research-tab.active {
  border-color: var(--accent);
  background: linear-gradient(135deg, var(--accent-soft), var(--surface));
}

.research-tab span {
  grid-area: num;
  width: 54px;
  height: 54px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: color-mix(in srgb, var(--blue), transparent 18%);
  color: white;
  font-size: 1.35rem;
  font-weight: 900;
}

.research-tab.diagnosis span {
  background: #bfc3c8;
}

.research-tab.intervention span {
  background: #9bc9f1;
}

.research-tab.embodied span {
  background: #0b47ff;
}

.research-tab strong {
  grid-area: title;
  font-size: clamp(1.3rem, 2vw, 2rem);
  line-height: 1.15;
}

.research-tab.intervention strong {
  color: #e91515;
}

.research-tab.embodied strong {
  color: #0b47ff;
}

.research-tab em {
  grid-area: key;
  color: var(--muted);
  font-style: normal;
  font-weight: 850;
}

.research-stage {
  min-height: 500px;
}

.research-panel {
  display: grid;
  grid-template-columns: minmax(420px, 0.95fr) minmax(0, 1fr);
  gap: clamp(1.2rem, 3vw, 3rem);
  align-items: stretch;
}

.research-panel[hidden] {
  display: none;
}

.research-media {
  margin: 0;
  min-height: 440px;
  border: 1px solid var(--line);
  background: #ffffff;
  display: grid;
  place-items: center;
  overflow: hidden;
}

.research-media img,
.research-media video {
  width: 100%;
  height: 100%;
  min-height: 440px;
  object-fit: contain;
  object-position: center;
}

.research-media video {
  background: #0b1118;
}

.research-detail {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(1rem, 2vw, 2rem);
  background:
    linear-gradient(110deg, color-mix(in srgb, var(--accent-soft), transparent 22%), transparent 48%),
    var(--surface);
  border: 1px solid var(--line);
}

.research-detail h3 {
  font-size: clamp(1.6rem, 2.5vw, 2.45rem);
}

.research-detail p:not(.project-tag),
.research-detail li {
  color: var(--muted);
}

.research-detail ul {
  margin: 1rem 0 0;
  padding-left: 1.1rem;
}

.research-detail li + li {
  margin-top: 0.45rem;
}

.research-triad,
.news-grid,
.member-grid {
  display: grid;
  gap: 1rem;
}

.research-triad {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-items: stretch;
}

.direction-card,
.news-card,
.member-card,
.achievement {
  position: relative;
  border: 1px solid var(--line);
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--surface), transparent 0%), color-mix(in srgb, var(--surface-strong), transparent 50%));
  box-shadow: 0 14px 34px rgba(13, 39, 33, 0.06);
  overflow: hidden;
}

.direction-card {
  padding: 1rem;
}

.direction-top {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  min-height: 58px;
}

.direction-top span {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: color-mix(in srgb, var(--blue), transparent 18%);
  color: #fff;
  font-size: 1.35rem;
  font-weight: 900;
}

.direction-card.diagnosis .direction-top span {
  background: #bfc3c8;
}

.direction-card.intervention .direction-top span {
  background: #9bc9f1;
}

.direction-card.embodied .direction-top span {
  background: #0b47ff;
}

.direction-top h3 {
  font-size: clamp(1.35rem, 2vw, 2rem);
}

.direction-card.diagnosis h3 {
  color: var(--ink);
}

.direction-card.intervention h3 {
  color: #e91515;
}

.direction-card.embodied h3 {
  color: #0b47ff;
}

.direction-card figure {
  margin: 1rem 0;
  border: 1px solid var(--line);
  background: var(--surface-strong);
  overflow: hidden;
}

.direction-card figure img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  object-position: center;
}

.direction-card.diagnosis figure img,
.direction-card.intervention figure img {
  object-fit: contain;
  background: #ffffff;
}

.direction-key {
  margin: 0 0 0.5rem;
  color: #2c3948;
  font-size: clamp(1.25rem, 2vw, 1.8rem);
  font-weight: 900;
  text-align: center;
}

.direction-card > p:last-child {
  color: var(--muted);
  margin: 0;
}

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

.news-card,
.member-card {
  padding: 1rem;
}

.news-card time {
  color: var(--blue);
  font-weight: 850;
}

.news-card[hidden],
.achievement[hidden] {
  display: none;
}

.member-layout {
  display: grid;
  gap: 1rem;
}

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

.member-card span {
  display: block;
  color: var(--rust);
  font-weight: 850;
  margin-bottom: 0.45rem;
}

.member-leader ul {
  margin: 0.8rem 0 0;
  padding-left: 1.1rem;
  color: var(--muted);
}

.member-directory {
  display: grid;
  gap: 1rem;
}

.member-tabs {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
}

.member-category-toggle {
  min-height: 88px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  color: var(--ink);
  text-align: left;
  padding: 0.85rem;
  cursor: pointer;
  transition:
    transform 160ms ease,
    border-color 160ms ease,
    background 160ms ease;
}

.member-category-toggle:hover,
.member-category-toggle:focus-visible {
  transform: translateY(-1px);
  border-color: var(--accent);
}

.member-category-toggle.active {
  border-color: var(--accent);
  background: linear-gradient(135deg, var(--accent-soft), var(--surface));
}

.member-category-toggle span,
.member-category-toggle strong {
  display: block;
}

.member-category-toggle span {
  color: var(--rust);
  font-size: 0.76rem;
  font-weight: 850;
  text-transform: uppercase;
}

.member-category-toggle strong {
  margin-top: 0.35rem;
  font-size: clamp(1.05rem, 1.5vw, 1.35rem);
  line-height: 1.25;
}

.member-stage {
  min-height: 220px;
}

.member-category {
  border: 1px solid var(--line);
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--surface), transparent 0%), color-mix(in srgb, var(--surface-strong), transparent 58%));
  box-shadow: 0 14px 34px rgba(13, 39, 33, 0.06);
  padding: 1rem;
}

.member-category[hidden] {
  display: none;
}

.member-category.compact {
  min-height: 170px;
}

.member-category.alumni {
  grid-column: 1 / -1;
}

.member-category-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding-bottom: 0.7rem;
  border-bottom: 1px solid var(--line);
}

.member-category-head span {
  color: var(--rust);
  font-size: 0.78rem;
  font-weight: 850;
  text-transform: uppercase;
}

.member-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
  margin-top: 0.9rem;
}

.member-person {
  min-height: 128px;
  border: 1px solid color-mix(in srgb, var(--line), transparent 24%);
  background: color-mix(in srgb, var(--surface), transparent 12%);
  padding: 0.8rem;
}

.member-person strong,
.alumni-list strong {
  display: block;
  font-size: 1.05rem;
}

.member-person span {
  display: block;
  color: var(--blue);
  font-size: 0.88rem;
  font-weight: 750;
  margin-top: 0.15rem;
}

.member-person p,
.member-note {
  color: var(--muted);
  margin: 0.55rem 0 0;
}

.alumni-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
  margin-top: 0.9rem;
}

.alumni-list p {
  margin: 0;
  border: 1px solid color-mix(in srgb, var(--line), transparent 24%);
  background: color-mix(in srgb, var(--surface), transparent 12%);
  padding: 0.8rem;
}

.alumni-list span {
  display: block;
  color: var(--muted);
  margin-top: 0.25rem;
}

.achievement-list {
  display: grid;
  gap: 1rem;
}

.achievement-overview {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
  margin-bottom: 1.2rem;
}

.achievement-overview article,
.achievement-board {
  border: 1px solid var(--line);
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--surface), transparent 0%), color-mix(in srgb, var(--surface-strong), transparent 54%));
  box-shadow: 0 14px 34px rgba(13, 39, 33, 0.06);
}

.achievement-overview article {
  min-height: 190px;
  padding: 1rem;
}

.achievement-overview span {
  color: var(--rust);
  font-size: 0.78rem;
  font-weight: 850;
  text-transform: uppercase;
}

.achievement-overview strong {
  display: block;
  margin-top: 0.55rem;
  font-size: clamp(1.2rem, 2vw, 1.75rem);
  line-height: 1.15;
}

.achievement-overview p {
  color: var(--muted);
  margin: 0.7rem 0 0;
}

.achievement-board {
  margin-bottom: 1rem;
  padding: 1rem;
}

.output-toolbar {
  display: grid;
  gap: 0.8rem;
}

.output-primary-filters .filter {
  min-height: 44px;
  padding-inline: 1rem;
  font-weight: 850;
}

.output-subfilters {
  padding-top: 0.8rem;
  border-top: 1px solid var(--line);
}

.output-subfilters[hidden] {
  display: none;
}

.achievement-block-title {
  margin-top: 1rem;
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
}

.achievement-block-title h3,
.achievement-block-title p {
  margin: 0;
}

.achievement-section-title {
  padding: 1rem 1rem 0.4rem;
  border-top: 1px solid var(--line);
}

.achievement-section-title[hidden] {
  display: none;
}

.achievement-section-title span {
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.achievement-section-title h4 {
  margin: 0.18rem 0 0.3rem;
  font-size: 1.05rem;
}

.achievement-section-title p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.achievement {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 1.25rem;
  padding: 1rem;
}

.achievement::after {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--blue), var(--rust));
}

.research-grid,
.project-grid,
.info-grid,
.two-column {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.research-grid.expanded {
  grid-template-columns: repeat(4, 1fr);
}

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

.two-column {
  grid-template-columns: repeat(2, 1fr);
}

.topic-card,
.project-card,
.info-card,
.list-card {
  position: relative;
  min-height: 210px;
  border: 1px solid var(--line);
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--surface), transparent 0%), color-mix(in srgb, var(--surface-strong), transparent 50%));
  padding: 1.2rem;
  box-shadow: 0 14px 34px rgba(13, 39, 33, 0.06);
  overflow: hidden;
}

.topic-card::before,
.project-card::before,
.info-card::before,
.list-card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 4px;
  background: linear-gradient(180deg, var(--accent), var(--blue), var(--rust));
}

.topic-index {
  display: inline-block;
  color: var(--blue);
  font-weight: 850;
  margin-bottom: 1.8rem;
}

.topic-card p,
.project-card p {
  color: var(--muted);
  margin: 0.75rem 0 0;
}

.info-card {
  min-height: 140px;
}

.info-card span {
  display: block;
  color: var(--rust);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
  margin-bottom: 1.1rem;
}

.info-card strong {
  display: block;
  font-size: 1.02rem;
  line-height: 1.5;
}

.list-card {
  min-height: 260px;
}

.list-card ul {
  margin: 1rem 0 0;
  padding-left: 1.1rem;
  color: var(--muted);
}

.list-card li + li {
  margin-top: 0.45rem;
}

.filter-group {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  justify-content: flex-end;
}

.filter {
  padding: 0 0.75rem;
}

.filter.active {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--accent-strong);
}

.publication-list {
  display: grid;
  gap: 1rem;
}

.publication {
  position: relative;
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 1.25rem;
  border: 1px solid var(--line);
  background:
    linear-gradient(90deg, color-mix(in srgb, var(--accent-soft), transparent 18%), transparent 34%),
    var(--surface);
  padding: 1rem;
  overflow: hidden;
}

.publication::after {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--blue), var(--rust));
}

.publication[hidden] {
  display: none;
}

.pub-year {
  color: var(--accent-strong);
  font-weight: 850;
  font-size: 1.15rem;
}

.pub-venue,
.project-tag {
  margin: 0 0 0.3rem;
  color: var(--rust);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

.authors {
  margin: 0.45rem 0;
  color: var(--muted);
}

.status-tag {
  display: inline-flex;
  align-items: center;
  min-height: 1.3rem;
  padding: 0.08rem 0.42rem;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--accent), transparent 52%);
  color: var(--accent-strong);
  background: color-mix(in srgb, var(--accent), transparent 88%);
  font-size: 0.72rem;
  font-weight: 850;
  line-height: 1;
  vertical-align: middle;
}

.status-published {
  border-color: color-mix(in srgb, var(--blue), transparent 48%);
  color: var(--blue);
  background: color-mix(in srgb, var(--blue), transparent 90%);
}

.pub-body > p:last-of-type {
  margin: 0.55rem 0 0;
  color: var(--muted);
}

.pub-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 0.9rem;
}

.pub-actions a,
.pub-actions button,
.project-card a {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  border: 1px solid var(--line);
  background: transparent;
  padding: 0 0.65rem;
  border-radius: 8px;
  color: var(--accent-strong);
  font-size: 0.9rem;
  font-weight: 760;
}

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

.project-card {
  min-height: 230px;
  display: flex;
  flex-direction: column;
}

.project-card a {
  width: fit-content;
  margin-top: auto;
}

.timeline {
  display: grid;
  gap: 1rem;
}

.timeline article {
  display: grid;
  grid-template-columns: 160px minmax(0, 1fr);
  gap: 1.25rem;
  border-top: 1px solid var(--line);
  padding-top: 1rem;
}

.timeline time {
  color: var(--blue);
  font-weight: 850;
}

.timeline p {
  margin: 0.35rem 0 0;
  color: var(--muted);
}

.footer {
  border-top: 1px solid var(--line);
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 2rem;
  padding: 2rem 0 3rem;
}

.footer h2 {
  font-size: clamp(1.45rem, 3vw, 2.2rem);
}

address {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.7rem;
  font-style: normal;
}

address a {
  border-bottom: 1px solid var(--line);
  color: var(--accent-strong);
  font-weight: 760;
}

.site-qr {
  margin: 0;
  display: grid;
  gap: 0.45rem;
  justify-items: center;
  color: var(--muted);
  font-size: 0.82rem;
}

.site-qr img {
  width: 112px;
  aspect-ratio: 1;
  border: 1px solid var(--line);
  background: #fff;
  padding: 0.45rem;
}

.visitor-stats {
  display: grid;
  gap: 0.55rem;
  min-width: 150px;
}

.visitor-stats span {
  display: grid;
  gap: 0.1rem;
  border: 1px solid var(--line);
  background: var(--surface);
  padding: 0.65rem 0.75rem;
}

.visitor-stats strong {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
}

.visitor-stats em {
  color: var(--accent-strong);
  font-size: 1.25rem;
  font-style: normal;
  font-weight: 850;
  line-height: 1.1;
}

.bib-dialog {
  width: min(720px, calc(100% - 32px));
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  color: var(--ink);
  box-shadow: var(--shadow);
  padding: 0;
}

.bib-dialog::backdrop {
  background: rgba(0, 0, 0, 0.42);
}

.bib-dialog form {
  padding: 1rem;
}

.dialog-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.dialog-header h2 {
  font-size: 1.2rem;
}

.bib-dialog pre {
  white-space: pre-wrap;
  word-break: break-word;
  border: 1px solid var(--line);
  background: var(--surface-strong);
  padding: 1rem;
  min-height: 150px;
}

@media (max-width: 860px) {
  .nav {
    flex-wrap: wrap;
    min-height: 64px;
    padding: 0.6rem 0;
  }

  .menu-toggle {
    display: inline-grid;
  }

  .nav-links {
    order: 4;
    width: 100%;
    display: none;
    margin-left: 0;
    padding: 0.6rem 0 0.2rem;
    border-top: 1px solid var(--line);
  }

  .nav-links.open {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .nav-actions {
    margin-left: 0;
  }

  .hero,
  .profile {
    min-height: auto;
    grid-template-columns: 1fr;
    padding-top: 3rem;
  }

  .hero-visual {
    max-width: 680px;
  }

  .profile-panel {
    max-width: 560px;
  }

  .research-visual,
  .project-visual {
    aspect-ratio: 4 / 3;
  }

  .research-grid,
  .research-grid.expanded,
  .research-triad,
  .research-tabs,
  .research-panel,
  .achievement-overview,
  .member-tabs,
  .project-grid,
  .info-grid,
  .two-column,
  .news-grid,
  .member-grid,
  .member-directory,
  .member-list,
  .alumni-list {
    grid-template-columns: 1fr;
  }

  .research-stage,
  .research-media,
  .research-media img,
  .research-media video {
    min-height: 320px;
  }

  .research-panel {
    gap: 1rem;
  }

  .leader-card,
  .member-leader {
    grid-template-columns: 140px minmax(0, 1fr);
  }

  .section-heading.split,
  .footer {
    display: block;
  }

  .filter-group {
    justify-content: flex-start;
    margin-top: 1rem;
  }

  address {
    justify-content: flex-start;
    margin-top: 1.2rem;
  }

  .site-qr {
    justify-items: start;
    margin-top: 1.2rem;
  }

  .visitor-stats {
    grid-template-columns: repeat(2, minmax(0, 150px));
    margin-top: 1.2rem;
  }
}

@media (max-width: 560px) {
  .hero,
  .profile,
  .section,
  .footer,
  .nav {
    width: min(100% - 24px, var(--max));
  }

  .brand {
    min-width: 0;
  }

  .brand small {
    display: none;
  }

  .nav-links.open {
    grid-template-columns: 1fr;
  }

  .hero-visual dl,
  .profile-panel dl,
  .publication,
  .achievement,
  .leader-card,
  .member-leader,
  .timeline article {
    grid-template-columns: 1fr;
  }

  .research-tab {
    grid-template-columns: 48px minmax(0, 1fr);
    min-height: 78px;
  }

  .research-tab span {
    width: 48px;
    height: 48px;
  }

  .visitor-stats {
    grid-template-columns: 1fr;
  }

  .research-media,
  .research-media img,
  .research-media video {
    min-height: 250px;
  }

  .publication,
  .achievement {
    gap: 0.5rem;
  }

  .meta-list span,
  .button {
    width: 100%;
  }

  .cta-row {
    display: grid;
  }
}