body {
  font-family: 'Noto Sans', sans-serif;
  margin: 0;
  padding: 0;
  overflow-x: hidden;
}

/* Landing background */
body {
  background: radial-gradient(1200px 600px at 20% -10%, rgba(245, 153, 46, 0.10), transparent 60%),
              radial-gradient(1000px 500px at 90% 0%, rgba(64, 156, 255, 0.08), transparent 60%),
              #ffffff;
}
.soundscape-landscape-section {
  background: linear-gradient(135deg,
    rgba(72, 95, 199, 0.10),
    rgba(0, 209, 178, 0.10),
    rgba(255, 221, 87, 0.10)
  );
}
.hero--landing {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: #ffffff;
  padding: 0 !important;
  margin: 0 !important;
}

.hero--landing .hero-body {
  padding: 0 !important;
  margin: 0 !important;
}

.hero-background {
  position: absolute;
  inset: 0;
  background-image: url('../user_study/generated_pool/296237.jpg');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  z-index: 0;
  opacity: 0.55;
  filter: brightness(1.05) contrast(1.05) saturate(1.05);
}

.hero-background::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% 50%, rgba(102, 126, 234, 0.1) 0%, transparent 50%),
              radial-gradient(circle at 70% 50%, rgba(118, 75, 162, 0.1) 0%, transparent 50%);
  z-index: 1;
}

.hero-background::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.55) 0%, rgba(255, 255, 255, 0.7) 50%, rgba(255, 255, 255, 0.6) 100%);
  z-index: 2;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.3) 0%, rgba(255, 255, 255, 0.5) 100%);
  z-index: 3;
}

.hero-content {
  position: relative;
  z-index: 4;
  width: 100%;
  padding: 6rem 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0;
  max-width: 100%;
}

.hero-content .container {
  width: 100% !important;
  max-width: none !important;
  margin: 0 auto !important;
  padding: 0 !important;
  display: flex !important;
  justify-content: center !important;
  align-items: center !important;
}

.hero-main {
  max-width: 700px;
  width: 100%;
  margin: 0 auto;
  text-align: center;
  padding: 0;
}

.hero-badge {
  display: inline-block;
  padding: 8px 20px;
  background: rgba(245, 153, 46, 0.2);
  backdrop-filter: blur(10px);
  color: #F5992E;
  border-radius: 30px;
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin: 0 auto 1.5rem auto;
  border: 1px solid rgba(245, 153, 46, 0.3);
}

.brand-mark {
  width: 140px;
  height: auto;
  display: block;
  mix-blend-mode: screen;
  filter: brightness(1.2);
}

.hero-title {
  font-family: 'Google Sans', sans-serif;
  font-weight: 800;
  letter-spacing: -0.04em;
  font-size: 72px;
  line-height: 1.1;
  margin: 0 auto 1rem auto;
  color: #1a1a1a;
  text-shadow: none;
  text-align: center;
  width: 100%;
  padding: 0;
}

.hero-subtitle {
  font-size: 26px;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: #4a4a4a;
  margin: 0 auto 1.5rem auto;
  font-family: 'Google Sans', sans-serif;
  line-height: 1.5;
  text-shadow: none;
  text-align: center;
  width: 100%;
  padding: 0;
}

.hero-description {
  font-size: 18px;
  line-height: 1.7;
  color: #666666;
  margin: 0 auto 2.5rem auto;
  font-weight: 400;
  max-width: 600px;
  text-shadow: none;
  text-align: center;
  width: 100%;
  padding: 0;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
  align-items: center;
  width: 100%;
  margin: 0;
  padding: 0;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 32px;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
  border: 2px solid transparent;
  cursor: pointer;
}

.btn-primary {
  background: #F5992E;
  color: #ffffff;
  box-shadow: 0 8px 24px rgba(245, 153, 46, 0.4);
}

.btn-primary:hover {
  background: #F17A21;
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(245, 153, 46, 0.5);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  color: #1a1a1a;
  border-color: rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
  background: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

/* Section Styles */
.about-section, .authors-section, .links-section {
  padding: 5rem 2rem;
}

.about-section {
  background: #1a1a1a;
}

.about-section .section-title {
  color: #ffffff;
}

.about-section .section-text {
  color: rgba(255, 255, 255, 0.85);
}

.about-logo {
  width: 120px;
  height: auto;
  display: block;
  margin: 0 auto;
  mix-blend-mode: screen;
  filter: brightness(1.2);
}

.authors-section {
  background: #fafbfc;
}

.links-section {
  background: #ffffff;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
}

.section-title {
  font-family: 'Google Sans', sans-serif;
  font-size: 42px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: #1a1a1a;
  margin-bottom: 2rem;
}

.section-text {
  font-size: 18px;
  line-height: 1.8;
  color: #4a4a4a;
  margin-bottom: 1.5rem;
}

.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 4rem;
  align-items: center;
}


.authors-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 4rem;
}

.authors {
  font-size: 16px;
  line-height: 2;
  color: #2a2a2a;
  margin-bottom: 1.5rem;
}

.authors a {
  color: #0066cc;
  text-decoration: none;
  font-weight: 500;
}

.authors a:hover {
  text-decoration: underline;
}

.affiliations {
  font-size: 15px;
  line-height: 2;
  color: #4a4a4a;
}

.footnotes {
  font-size: 14px;
  color: #666;
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid #e0e0e0;
}

.footnotes span {
  margin-right: 2rem;
}

.links-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.resource-card {
  background: #f8f9fa;
  border-radius: 12px;
  padding: 3rem 2rem;
  text-align: center;
  transition: all 0.3s ease;
  border: 1px solid #e0e0e0;
}

.resource-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.1);
}

.resource-card i {
  font-size: 48px;
  color: #999;
  margin-bottom: 1rem;
}

.resource-card h3 {
  font-size: 24px;
  font-weight: 600;
  color: #1a1a1a;
  margin-bottom: 0.5rem;
}

.resource-card p {
  font-size: 16px;
  color: #666;
}


.footer .icon-link {
    font-size: 25px;
    color: #000;
}

.link-block a {
    margin-top: 5px;
    margin-bottom: 5px;
}

.dnerf {
  font-variant: small-caps;
}


.teaser .hero-body {
  padding-top: 0;
  padding-bottom: 3rem;
}

.teaser {
  font-family: 'Google Sans', sans-serif;
}


.publication-title {
}

.publication-banner {
  max-height: parent;

}

.publication-banner video {
  position: relative;
  left: auto;
  top: auto;
  transform: none;
  object-fit: fit;
}

.publication-header .hero-body {
}

.publication-title {
    font-family: 'Google Sans', sans-serif;
}


.publication-authors {
    font-family: 'Google Sans', sans-serif;
}

.publication-venue {
    color: #555;
    width: fit-content;
    font-weight: bold;
}

.publication-awards {
    color: #ff3860;
    width: fit-content;
    font-weight: bolder;
}

.publication-authors {
}

.publication-authors a {
   color: hsl(204, 86%, 53%) !important;
}

.publication-authors a:hover {
    text-decoration: underline;
}

.author-block {
  display: inline-block;
}
.author-block.no-link {
  pointer-events: none;  /* 禁止点击 */
  color: inherit;        /* 保持颜色一致 */
  text-decoration: none; /* 去除下划线 */
  cursor: default;       /* 鼠标样式为默认 */
}
.publication-banner img {
}

.publication-authors {
  /*color: #4286f4;*/
}

.publication-video {
    position: relative;
    width: 100%;
    height: 0;
    padding-bottom: 56.25%;

    overflow: hidden;
    border-radius: 10px !important;
}

.publication-video iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.publication-body img {
}

.results-carousel {
  overflow: hidden;
}

.results-carousel .item {
  margin: 5px;
  overflow: hidden;
  border: 1px solid #bbb;
  border-radius: 10px;
  padding: 0;
  font-size: 0;
}

.results-carousel video {
  margin: 0;
}


.interpolation-panel {
  background: #f5f5f5;
  border-radius: 10px;
}

.interpolation-panel .interpolation-image {
  width: 100%;
  border-radius: 5px;
}

.interpolation-video-column {
}

.interpolation-panel .slider {
  margin: 0 !important;
}

.interpolation-panel .slider {
  margin: 0 !important;
}

#interpolation-image-wrapper {
  width: 100%;
}
#interpolation-image-wrapper img {
  border-radius: 5px;
}
.gradient-text {
    font-size: 72px;
    font-weight: 800;
    background: linear-gradient(135deg, #F5992E 0%, #F17A21 40%, #39B1FF 80%, #19A1E6 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    animation: gradientFlow 8s ease-in-out infinite;
    display: inline-block;
    text-shadow: none;
    filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.1));
    margin: 0;
    padding: 0;
}

@keyframes gradientFlow {
    0% {
        background-position: 0% center;
    }
    100% {
        background-position: -300% center;
    }
}

/* Footer tweaks */
.footer--landing {
  background: transparent;
}

/* Audio control */
.audio-control-wrapper {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 1000;
}
.audio-toggle {
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: 50%;
  width: 48px;
  height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}
.audio-toggle:hover {
  background: rgba(255, 255, 255, 1);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
  transform: translateY(-1px);
}
.audio-toggle .icon {
  color: #4a4a4a;
  font-size: 20px;
}
.audio-toggle.playing .icon {
  color: #F5992E;
}

@media (max-width: 1024px) {
  .hero-title { font-size: 72px; }
  .gradient-text { font-size: 72px; }
  .hero-subtitle { font-size: 28px; }
  .about-grid, .authors-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
}

@media (max-width: 768px) {
  .hero-background {
    background-attachment: scroll;
  }
  .hero-content { padding: 4rem 1.5rem; }
  .hero-title { font-size: 56px; }
  .gradient-text { font-size: 56px; }
  .hero-subtitle { font-size: 24px; }
  .hero-description { font-size: 18px; }
  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }
  .btn {
    width: 100%;
    justify-content: center;
  }
  .about-section, .authors-section, .links-section {
    padding: 4rem 1.5rem;
  }
  .section-title { font-size: 32px; }
  .audio-control-wrapper { top: 12px; right: 12px; }
  .audio-toggle { width: 44px; height: 44px; }
  .audio-toggle .icon { font-size: 18px; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 42px; }
  .gradient-text { font-size: 42px; }
  .hero-subtitle { font-size: 20px; }
  .hero-description { font-size: 16px; }
  .section-title { font-size: 28px; }
}




/* =========================
   Responsive layout (full root evenly) + your existing styles
   ========================= */

/* ====== globals ====== */
:root{
  /* 两图间距自适应 */
  --sl-gap: clamp(10px, 1.4vw, 16px);

  /* grid 卡片间距自适应 */
  --sl-grid-gap: clamp(14px, 2vw, 24px);
}

/* ====== grid：均匀分整个容器宽度 ====== */
.sl-grid{
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--sl-grid-gap);
  align-items: start;
}

/* 平板：2列；手机：1列 */
@media (max-width: 1024px){
  .sl-grid{ grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 640px){
  .sl-grid{ grid-template-columns: 1fr; }
}

/* ====== pair/card：跟随网格单元宽度，不再用 vw 固定 ====== */
.sl-pair{
  display:flex;
  gap: var(--sl-gap);
  align-items:flex-start;
  width: 100%;               /* 关键：吃满 grid cell */
}

/* 两张图均分 sl-pair 宽度（扣掉 gap） */
.sl-img{
  flex: 1 1 0;
  margin: 0;
  min-width: 0;              /* 防止内容撑爆 */
}

.sl-img img{
  width: 100%;
  height: auto;
  display:block;
  object-fit: contain;
}

/* sl-card 跟随 sl-pair 宽度（音频/按钮就能对齐两图总宽） */
.sl-card{
  width: 100%;
}

/* 手机：两图上下堆叠（更稳，不挤）。若想手机仍并排，删掉这段即可 */
@media (max-width: 640px){
  .sl-pair{ flex-direction: column; }
}

/* ====== 音频/按钮：你原来的玻璃质感 + 尖角长方形 ====== */
.sl-card .sl-audio-btn{
  width: 100%;
  border-radius: 0 !important;          /* 尖角长方形 */
  justify-content: center;

  /* 玻璃质感核心 */
  background: rgba(255, 255, 255, 0.18) !important;
  border: 1px solid rgba(255, 255, 255, 0.35) !important;
  backdrop-filter: blur(12px) saturate(140%);
  -webkit-backdrop-filter: blur(12px) saturate(140%);

  /* 让玻璃更“立体”一点 */
  box-shadow:
    0 10px 28px rgba(0, 0, 0, 0.12),
    inset 0 1px 0 rgba(255, 255, 255, 0.35);
  color: rgba(20, 20, 20, 0.9) !important;

  /* 细节 */
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
}

.sl-card .sl-audio-btn:hover{
  background: rgba(255, 255, 255, 0.24) !important;
  transform: translateY(-1px);
  box-shadow:
    0 14px 34px rgba(0, 0, 0, 0.16),
    inset 0 1px 0 rgba(255, 255, 255, 0.45);
}

.sl-card .sl-audio-btn:active{
  transform: translateY(0);
  box-shadow:
    0 8px 20px rgba(0, 0, 0, 0.14),
    inset 0 1px 0 rgba(255, 255, 255, 0.30);
}

/* caption */
.sl-cap{
  display: block;
  width: 100%;
  text-align: center;
  margin-bottom: 6px;
  font-weight: 600;
}

/* 图标/文字细调（可选） */
.sl-card .sl-audio-icon{
  font-weight: 700;
  margin-right: 10px;
  opacity: 0.9;
}

.sl-card .sl-audio-text{
  letter-spacing: 0.2px;
}

/* 键盘可访问性：focus ring */
.sl-card .sl-audio-btn:focus-visible{
  outline: none;
  box-shadow:
    0 0 0 3px rgba(57, 177, 255, 0.35),
    0 12px 30px rgba(0, 0, 0, 0.14),
    inset 0 1px 0 rgba(255, 255, 255, 0.40);
}

/* hero-body 作为定位参照 */
.hero .hero-body{
  position: relative;
}

/* 贴近页面最左侧（非 fixed，会随页面滚动） */
.lab-logo-gutter{
  position: absolute;
  top: 18px;     /* 需要就微调，让它和标题上缘对齐 */
  left: 18px;    /* 页面最左侧留一点边距；要完全贴边就设 0 */
  transform: none;
  z-index: 2;
}

.lab-logo-gutter img{
  height: 200px;
  width: auto;
  display: block;
}

/* 小屏幕避免遮挡 */
@media (max-width: 1024px){
  .lab-logo-gutter{ display: none; }
}

.pss-badge{
  font-size: 1.05rem;     /* 默认 tag 偏小，提大一点 */
  padding: 0.45em 0.8em;  /* 让块更“饱满” */
  line-height: 1.1;
}

/* Acknowledgements logos: responsive, evenly distributed */
.ack-logos{
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr)); /* 一排三等分 */
  gap: clamp(14px, 2.2vw, 28px);
  align-items: center;
  justify-items: center;
  margin-top: 1.25rem;
}

/* 每个 logo 占满自己的格子，但图片不变形 */
.ack-logo{
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: clamp(6px, 0.8vw, 10px);
}

/* 控制 logo 尺寸：随屏幕缩放，有上限 */
.ack-logo img{
  width: min(clamp(220px, 22vw, 360px), 100%);
  max-height: clamp(70px, 7vw, 120px);
  height: auto;
  object-fit: contain;
  display: block;
  transition: transform .15s ease;
}

/* 平板：2列 */
@media (max-width: 1024px){
  .ack-logos{ grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

/* 手机：1列 */
@media (max-width: 640px){
  .ack-logos{ grid-template-columns: 1fr; }
  .ack-logo img{ max-height: 64px; }
}

/* 可选：hover 提示可点击 */
.ack-logo:hover img{
  transform: translateY(-1px);
}
.ack-logo img{
  transition: transform .15s ease;
}