:root {
  --utmb-dark: #0c3a6a;
  --utmb-mid: #124d88;
  --utmb-blue: #2d6fb4;
  --utmb-sky: #cfe6fb;
  --utmb-light: #ecf5ff;
  --utmb-line: #dfeaf5;
  --utmb-text: #1e2f3d;
  --utmb-muted: #5d7185;
  --utmb-panel: #f8fafc;
  --utmb-gold: #d9b66d;
  --shadow: 0 10px 24px rgba(10, 39, 64, 0.08);
  --section-gap: 20px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  font-family: Arial, Helvetica, sans-serif;
  background:
    radial-gradient(1200px 680px at 10% -12%, rgba(45, 111, 180, 0.38), transparent 60%),
    radial-gradient(950px 560px at 95% 2%, rgba(217, 182, 109, 0.28), transparent 55%),
    linear-gradient(180deg, #dcecfd 0%, #bcdcf8 45%, #dceafa 100%);
  background-attachment: fixed;
  color: var(--utmb-text);
}

body {
  min-height: 100vh;
}

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

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

.page-shell,
.app-shell {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px 28px;
}

.topbar,
.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 0 0 18px;
  border-bottom: 3px solid var(--utmb-gold);
  border-radius: 0 0 16px 16px;
  background: var(--utmb-panel);
  box-shadow: var(--shadow);
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--utmb-dark);
  letter-spacing: 0.01em;
}

.brand-mark img {
  width: 72px;
  height: auto;
  display: block;
  border-radius: 8px;
  background: transparent;
  padding: 0;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 22px;
}

.header-nav a {
  color: var(--utmb-dark);
  text-decoration: none;
  font-weight: 600;
  padding: 8px 10px;
  border-radius: 8px;
  transition: background 0.15s ease, color 0.15s ease;
}

.header-nav a.active {
  background: var(--utmb-blue);
  color: var(--utmb-sky);
}

/* Enable smooth scrolling to sections */
html {
  scroll-behavior: smooth;
}

/* Basic Navbar Styling */
.nav-links {
  list-style: none;
  display: flex;
  background-color: var(--utmb-panel);
  margin: 0;
  padding: 0;
}

.nav-links li a, .dropbtn {
  display: block;
  color:var(--utmb-blue);
  text-align: center;
  padding: 14px 16px;
  text-decoration: none;
}

/* Dropdown Container */
.dropdown {
  position: relative;
  display: inline-block;
}

/* Hide Dropdown Content by Default */
.dropdown-content {
  display: none;
  position: absolute;
  background-color: var(--utmb-panel);
  min-width: 160px;
  box-shadow: var(--shadow);
  z-index: 1;
}

/* Style Links Inside the Dropdown */
.nav-links .dropdown-content a {
  padding: 12px 16px;
  text-align: left;
}

/* Show Dropdown on Hover */
.dropdown:hover .dropdown-content {
  display: block;
}

/* Background color on hover */
.nav-links li a:hover, .dropdown-content a:hover {
  background-color: var(--utmb-gold);
  color: var(--utmb-blue);
}

.hero-panel {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(300px, 1fr);
  gap: 30px;
  align-items: stretch;
  min-height: 70vh;
  padding-top: 12px;
}

.hero-copy,
.navigation-panel,
.panel {
  background: linear-gradient(180deg, #ffffff 0%, #f6fbff 100%);
  border: 1px solid var(--utmb-line);
  border-radius: 16px;
  box-shadow: var(--shadow);
}

.hero-copy {
  padding: 40px 36px;
}

.eyebrow {
  margin: 0 0 16px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--utmb-mid);
}

.hero-copy h1 {
  margin: 0;
  font-size: clamp(2.4rem, 3vw, 4rem);
  line-height: 1.05;
  letter-spacing: -0.04em;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--utmb-dark);
}

.hero-copy h1 span {
  display: block;
}

.lead {
  margin-top: 18px;
  max-width: 760px;
  font-size: 1.08rem;
  line-height: 1.7;
  color: var(--utmb-muted);
}

.portal-card {
  margin-top: 32px;
  background: linear-gradient(180deg, #f8fbff 0%, #edf5ff 100%);
  border: 1px solid var(--utmb-line);
  border-radius: 14px;
  padding: 20px 22px;
}

.portal-card h2,
.navigation-panel h2,
.chart-header h3,
.sidebar h2 {
  margin-top: 0;
  margin-bottom: 14px;
  font-size: 1.3rem;
}

.navigation-panel {
  padding: 28px 22px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: linear-gradient(180deg, #ffffff 0%, #f7fbff 100%);
}

.nav-card {
  display: flex;
  align-items: center;
  gap: 18px;
  text-decoration: none;
  color: var(--utmb-text);
  background: #fff;
  border: 1px solid var(--utmb-line);
  border-radius: 12px;
  padding: 16px 14px;
  margin-top: 14px;
  transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
}

.nav-card:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 22px rgba(16, 58, 102, 0.08);
  border-color: rgba(44, 107, 180, 0.28);
}

.step {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  background: #edf5ff;
  border-radius: 10px;
  color: var(--utmb-mid);
  font-weight: 800;
}

.nav-card div {
  display: flex;
  flex-direction: column;
  flex: 1;
}

.nav-card strong {
  font-size: 1.02rem;
}

.nav-card span {
  color: var(--utmb-muted);
  font-size: 0.9rem;
  margin-top: 4px;
}

.arrow {
  font-size: 1.5rem;
  color: var(--utmb-blue);
}

.page-footer {
  text-align: center;
  padding: 20px 0 8px;
  color: var(--utmb-muted);
  font-weight: 600;
}

.atlas-layout {
  display: flex;
  flex-direction: column;
  gap: var(--section-gap);
}

.resources-layout {
  display: flex;
  flex-direction: column;
  gap: var(--section-gap);
}

.resources-shell {
  width: 100%;
}

.curated-datasets-panel {
  width: 100%;
}

.resources-layout h1 {
  margin: 0;
  color: var(--utmb-dark);
}

.graph-layout {
  display: flex;
  flex-direction: column;
  gap: var(--section-gap);
}

.sidebar {
  padding: 22px 18px;
}

.filter-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 18px;
  color: var(--utmb-text);
}

label {
  font-weight: 600;
  color: #26465d;
}

select,
input,
textarea,
button {
  border-radius: 10px;
  border: 1px solid rgba(30, 69, 96, 0.18);
  background: #ffffff;
  padding: 10px 12px;
}

select,
input,
textarea {
  width: 100%;
  color: var(--utmb-text);
}

select[multiple] {
  min-height: 110px;
}

textarea {
  resize: vertical;
}

.button-row {
  display: flex;
  gap: 10px;
  margin-top: 10px;
}

.graph-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 10px;
}

.graph-controls button {
  padding: 7px 10px;
  font-size: 0.84rem;
}

button {
  background: linear-gradient(135deg, var(--utmb-dark), var(--utmb-blue));
  color: white;
  border: none;
  cursor: pointer;
  font-weight: 700;
}

button.secondary {
  background: var(--utmb-light);
  color: var(--utmb-dark);
  border: 1px solid var(--utmb-line);
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.48;
}

.download-link {
  display: inline-block;
  padding: 10px 12px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--utmb-dark), var(--utmb-blue));
  color: #ffffff;
  font-weight: 700;
  text-decoration: none;
}

.download-link:hover {
  background: linear-gradient(135deg, var(--utmb-mid), var(--utmb-blue));
}

.content-column {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.atlas-view {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.atlas-view.full-width {
  grid-column: 1 / -1;
}

.panel {
  padding: 18px 18px 14px;
}

.toolbar-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: end;
}

.assistant-panel {
  padding: 22px;
}

.assistant-messages {
  min-height: 96px;
  max-height: 260px;
  overflow-y: auto;
  padding: 12px;
  border: 1px solid var(--utmb-line);
  background: #fff;
}

.assistant-message {
  margin: 0 0 10px;
  line-height: 1.45;
  white-space: pre-wrap;
}

.assistant-message.user {
  color: var(--utmb-dark);
  font-weight: 700;
}

.assistant-message.assistant {
  color: var(--utmb-text);
}

.assistant-visualization {
  margin: 0 0 14px;
}

.assistant-visualization img {
  max-width: 100%;
  display: block;
  border: 1px solid var(--utmb-line);
}

.assistant-visualization figcaption {
  margin-top: 6px;
  font-size: 0.85em;
  color: var(--utmb-text);
}

.assistant-visualization-link {
  display: inline-block;
  margin-top: 6px;
  font-size: 0.85em;
  font-weight: 700;
}

.assistant-form {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  margin-top: 12px;
}

.assistant-label {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
}

.toolbar-row label {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 180px;
  flex: 1;
}

.toolbar-row label[hidden] {
  display: none;
}

.chart-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--utmb-gold);
}

.chart-header h3 {
  color: var(--utmb-dark);
}

.plot-frame {
  min-height: 300px;
  border-radius: 14px;
  border: 1px solid var(--utmb-line);
  background: linear-gradient(180deg, #f9fbff, #eff7ff);
  padding: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--utmb-muted);
}

.plot-frame img {
  max-width: 100%;
  max-height: 420px;
  border-radius: 10px;
}

#umap-plot img {
  width: 100%;
  height: auto;
  max-height: none;
}

#umap-image[hidden] {
  display: none;
}

#gene-plot {
  padding: 8px;
}

#gene-plot img {
  width: 100%;
  max-height: none;
}

.table-wrap {
  overflow: auto;
  max-height: 460px;
  overscroll-behavior: contain;
  border: 1px solid var(--utmb-line);
  border-radius: 12px;
}

.panel-tabs {
  display: flex;
  gap: 6px;
  margin-bottom: 14px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--utmb-gold);
}

.panel-tab {
  background: transparent;
  color: var(--utmb-muted);
  border: 1px solid transparent;
  border-radius: 8px;
  padding: 8px 14px;
  font-weight: 600;
}

.panel-tab:hover {
  color: var(--utmb-dark);
  background: rgba(45, 111, 180, 0.08);
}

.panel-tab.active {
  background: var(--utmb-light);
  color: var(--utmb-dark);
  border-color: var(--utmb-line);
}

.panel-tabpanel .toolbar-row {
  margin-bottom: 14px;
}

.deg-toolbar {
  margin-bottom: 14px;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

th,
td {
  padding: 10px 12px;
  border-bottom: 1px solid #edf2fd;
  text-align: left;
  vertical-align: top;
}

th {
  background: linear-gradient(180deg, #e3f0ff, #d3e6fb);
  color: var(--utmb-dark);
  position: sticky;
  top: 0;
}

tbody tr:nth-child(even) {
  background: rgba(236, 245, 255, 0.55);
}

tbody tr:hover {
  background: rgba(45, 111, 180, 0.1);
}

th.sortable {
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
}

th.sortable:hover {
  background: #e4edfb;
}

.deg-status {
  color: var(--utmb-muted);
  font-size: 0.85rem;
}

.sig-up {
  color: #b3261e;
  font-weight: 600;
}

.sig-down {
  color: #1b5e9c;
  font-weight: 600;
}

.graph-panel {
  min-height: 700px;
}

.ego-filter-group {
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid var(--utmb-line);
}

.ego-panel {
  min-height: 520px;
}

.panel-caption {
  color: var(--utmb-muted);
  font-size: 0.82rem;
}

.ego-image-frame {
  min-height: 430px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: auto;
  padding: 12px;
  border: 1px solid var(--utmb-line);
  border-radius: 12px;
  background: #f7fbff;
}

.ego-image-frame img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
}

.ego-image-frame p {
  color: var(--utmb-muted);
}

.volcano-panel {
  margin-top: var(--section-gap);
  min-height: 380px;
}

.volcano-main {
  display: flex;
  gap: 20px;
}

.volcano-controls {
  flex: 1;
  min-width: 200px;
}

.volcano-image-frame {
  min-height: 300px;
  max-height: 340px;
  flex: 3;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: auto;
  padding: 12px;
  border: 1px solid var(--utmb-line);
  border-radius: 12px;
  background: #f7fbff;
}

.volcano-image-frame img {
  max-width: 100%;
  max-height: 300px;
  width: auto;
  height: auto;
  border-radius: 8px;
}

.volcano-image-frame p {
  color: var(--utmb-muted);
}

#graph-canvas {
  width: 100%;
  height: 640px;
  background: linear-gradient(180deg, #f9fbff, #eef4fb);
  border-radius: 12px;
  border: 1px solid var(--utmb-line);
  cursor: grab;
  touch-action: none;
  user-select: none;
}

#graph-canvas:active {
  cursor: grabbing;
}

.landing-body {
  background:
    radial-gradient(1100px 640px at 6% -12%, rgba(45, 111, 180, 0.4), transparent 58%),
    radial-gradient(950px 540px at 96% 2%, rgba(217, 182, 109, 0.3), transparent 55%),
    linear-gradient(180deg, #dcecfd 0%, #b8dbf8 45%, #dceafa 100%);
  background-attachment: fixed;
}

.landing-shell {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px 28px;
}

.landing-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
  padding: 4px 0 10px;
  border-bottom: 4px solid var(--utmb-gold);
}

.landing-logo {
  width: 104px;
  height: auto;
}

.landing-label {
  color: var(--utmb-dark);
  font-size: 0.86rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.landing-contact-link {
  color: var(--utmb-dark);
  font-weight: 700;
  text-decoration: none;
}

.landing-contact-link:hover {
  color: var(--utmb-blue);
}

.landing-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(340px, 0.78fr);
  gap: clamp(24px, 4vw, 60px);
  align-items: center;
  min-height: 460px;
  padding: 38px 0 44px;
}

.landing-about {
  max-width: 700px;
}

.landing-kicker {
  margin: 0 0 14px;
  color: var(--utmb-blue);
  font-size: 0.73rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.landing-about h1 {
  margin: 0;
  color: var(--utmb-dark);
  font-size: clamp(3rem, 7vw, 6.4rem);
  line-height: 0.94;
  letter-spacing: -0.055em;
}

.landing-about h1 span {
  color: var(--utmb-blue);
}

.landing-intro {
  max-width: 620px;
  margin: 20px 0 0;
  color: var(--utmb-text);
  font-size: 1.12rem;
  line-height: 1.75;
}

.landing-rule {
  width: 74px;
  height: 5px;
  margin: 22px 0 18px;
  background: var(--utmb-gold);
}

.landing-about-copy {
  max-width: 620px;
  padding-left: 18px;
  border-left: 3px solid var(--utmb-gold);
}

.landing-about-copy h2,
.landing-database h2 {
  margin: 0;
  color: var(--utmb-dark);
  font-size: 1.55rem;
}

.landing-about-copy p {
  margin: 10px 0 0;
  color: var(--utmb-muted);
  line-height: 1.65;
}

.view-datasets-button {
  display: inline-block;
  margin-top: 18px;
  padding: 10px 14px;
  border: 1px solid var(--utmb-mid);
  border-radius: 8px;
  background: var(--utmb-mid);
  color: #ffffff;
  font-weight: 700;
  text-decoration: none;
}

.view-datasets-button:hover {
  background: var(--utmb-dark);
}

.landing-about-copy h3 {
  margin: 22px 0 10px;
  color: var(--utmb-dark);
  font-size: 1rem;
}

.dataset-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px 18px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 0.82rem;
}

.dataset-list li {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  padding: 5px 0;
  border-bottom: 1px solid rgba(223, 234, 245, 0.8);
}

.dataset-list a,
.dataset-unlinked {
  color: var(--utmb-mid);
  font-weight: 700;
  text-decoration: none;
}

.dataset-list a:hover {
  color: var(--utmb-blue);
  text-decoration: underline;
}

.dataset-unlinked {
  color: var(--utmb-muted);
}

.dataset-list li span:last-child {
  color: var(--utmb-muted);
  text-align: right;
}

.landing-actions {
  padding: 22px;
  border: 1px solid rgba(18, 77, 136, 0.18);
  border-top: 6px solid var(--utmb-blue);
  background: rgba(255, 255, 255, 0.88);
  box-shadow: var(--shadow);
}

.explorer-button {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr) 24px;
  gap: 14px;
  align-items: center;
  min-height: 88px;
  margin-top: 10px;
  padding: 12px;
  color: var(--utmb-text);
  text-decoration: none;
  border: 1px solid var(--utmb-line);
  border-left: 5px solid var(--utmb-blue);
  background: #ffffff;
  transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
}

.explorer-button:hover {
  transform: translateX(4px);
  border-color: var(--utmb-blue);
  box-shadow: 0 10px 22px rgba(12, 58, 106, 0.12);
}

.graph-button {
  border-left-color: var(--utmb-gold);
}

.contact-button {
  border-left-color: #2a8a6b;
}

.contact-button .explorer-index,
.contact-button .explorer-arrow {
  color: #216e55;
}

.contact-layout {
  display: flex;
  flex-direction: column;
  gap: var(--section-gap);
}

.contact-panel {
  padding: 34px;
}

.contact-panel h1 {
  margin: 0;
  color: var(--utmb-dark);
  font-size: 2rem;
}

.contact-intro {
  margin: 12px 0 28px;
  color: var(--utmb-muted);
}

.contact-form {
  display: grid;
  gap: 18px;
}

.contact-form label {
  display: grid;
  gap: 7px;
}

.contact-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.contact-status {
  margin: 0;
  color: var(--utmb-muted);
}

.explorer-index {
  color: var(--utmb-blue);
  font-size: 0.85rem;
  font-weight: 700;
}

.graph-button .explorer-index,
.graph-button .explorer-arrow {
  color: #98752e;
}

.explorer-copy {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.explorer-copy strong {
  color: var(--utmb-dark);
  font-size: 1.1rem;
}

.explorer-copy small {
  color: var(--utmb-muted);
  line-height: 1.45;
}

.explorer-arrow {
  color: var(--utmb-blue);
  font-size: 1.25rem;
  font-weight: 700;
}

.landing-database {
  padding: 24px 0 0;
  border-top: 1px solid var(--utmb-line);
}

.disease-coverage {
  margin-bottom: 26px;
}

.disease-coverage h2 {
  margin: 0 0 12px;
  color: var(--utmb-dark);
  font-size: 1.55rem;
}

.disease-coverage-links {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  grid-auto-rows: 104px;
  gap: 10px;
}

.disease-coverage-link {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px;
  border: 1px solid var(--disease-color);
  border-radius: 8px;
  background: var(--disease-tint);
  color: var(--disease-color);
  font-weight: 700;
  line-height: 1.3;
  text-align: center;
  text-decoration: none;
}

.disease-coverage-link:hover {
  background: var(--disease-color);
  color: #ffffff;
}

@media (max-width: 760px) {
  .disease-coverage-links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.landing-database-heading {
  margin-bottom: 12px;
}

.composition-layout {
  display: grid;
  grid-template-columns: minmax(190px, 0.28fr) minmax(0, 1fr);
  gap: var(--section-gap);
  padding: 18px;
  border: 1px solid var(--utmb-line);
  border-radius: 8px;
  background: linear-gradient(180deg, #ffffff 0%, #f6fbff 100%);
  box-shadow: var(--shadow);
}

.composition-filters {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.composition-filters select {
  min-height: 0;
}

.composition-filters button {
  margin-top: 4px;
}

.landing-table-wrap {
  overflow: auto;
  max-height: 560px;
  border: 1px solid var(--utmb-line);
  background: #ffffff;
}

.landing-table td:first-child,
.landing-table td:last-child {
  color: var(--utmb-dark);
  font-weight: 700;
  white-space: nowrap;
}

.landing-citation {
  padding: 24px 0;
  border-top: 1px solid var(--utmb-line);
}

.landing-citation-content h2 {
  margin-top: 0;
  margin-bottom: 12px;
  color: var(--utmb-dark);
}

.landing-citation-content p {
  margin: 0;
  line-height: 1.6;
  color: var(--utmb-text);
}

.landing-citation-content a {
  color: var(--utmb-blue);
  text-decoration: none;
}

.landing-citation-content a:hover {
  text-decoration: underline;
}

.landing-footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding-top: 14px;
  color: var(--utmb-muted);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.node {
  fill: #2c7be5;
  stroke: rgba(9, 52, 95, 0.2);
  stroke-width: 1.2;
}

.edge {
  stroke: rgba(68, 116, 160, 0.5);
  stroke-width: 1.5;
}

.node-label {
  font-size: 12px;
  fill: #173a52;
  font-weight: 700;
  pointer-events: none;
}

@media (max-width: 980px) {
  .hero-panel,
  .landing-hero {
    grid-template-columns: 1fr;
  }

  .landing-hero {
    min-height: auto;
    padding: 44px 0 52px;
  }

  .page-shell,
  .app-shell,
  .landing-shell {
    padding: 16px;
  }
}

@media (max-width: 560px) {
  .landing-shell {
    padding: 16px;

  .composition-layout {
    grid-template-columns: 1fr;
  }
  }

  .landing-header {
    min-height: 72px;
  }

  .landing-logo {
    width: 82px;
  }

  .landing-label {
    font-size: 0.68rem;
    letter-spacing: 0.08em;
  }

  .landing-about h1 {
    font-size: clamp(2.7rem, 14vw, 4.4rem);
  }

  .landing-actions {
    padding: 20px 16px;
  }

  .dataset-list {
    grid-template-columns: 1fr;
  }

  .landing-footer {
    flex-direction: column;
    gap: 8px;
  }
}