@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;600&display=swap');

body {
  margin: 0;
  font-family: 'Inter', Arial, sans-serif;
  background: #fafbfc;
  color: #222;
  min-height: 100vh;
}
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

/***** HERO MIN *****/
.hero-min {
  background: #fff;
  border-bottom: 1px solid #e5e7eb;
  padding: 56px 0 32px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
  z-index: 1;
}
.hero-min h1 {
  font-size: 2.8rem;
  font-weight: 600;
  margin: 0 0 0.3em 0;
  letter-spacing: -1px;
}
.hero-min .subtitle {
  font-size: 1.25rem;
  color: #444;
  margin-bottom: 1.5em;
}
.btn-main {
  display: inline-block;
  background: #ff8800;
  color: #fff;
  font-weight: 600;
  border: none;
  border-radius: 8px;
  padding: 0.7em 2em;
  font-size: 1.08em;
  text-decoration: none;
  box-shadow: 0 2px 8px #ff880011;
  transition: background 0.18s, box-shadow 0.18s;
  margin-bottom: 2em;
}
.btn-main:hover {
  background: #d96c00;
  box-shadow: 0 4px 16px #ff880022;
}
.quick-stats-row {
  display: flex;
  justify-content: center;
  gap: 2.5em;
  margin-top: 1.5em;
  flex-wrap: wrap;
}
.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  font-size: 1.08em;
  color: #222;
  border: 1px solid #e5e7eb;
  border-radius: 12px;
  background: #fafbfc;
  min-width: 120px;
  padding: 1em 1.2em 0.7em 1.2em;
  box-shadow: 0 2px 8px #ff880008;
}
.stat-item .icon {
  width: 28px; height: 28px; margin-bottom: 0.3em;
  stroke: #ff8800;
}
.stat-item span {
  font-size: 1.5em;
  font-weight: 600;
  color: #ff8800;
}
.stat-item div {
  color: #444;
  font-size: 1em;
  margin-top: 0.1em;
}

/***** ABSTRACT MIN *****/
.abstract-min {
  background: #fff;
  border-bottom: 1px solid #e5e7eb;
  padding: 48px 0 24px 0;
  text-align: center;
}
.abstract-min h2 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 0.7em;
  color: #ff8800;
}
.abstract-min p {
  font-size: 1.13em;
  color: #333;
  max-width: 700px;
  margin: 0 auto 1.5em auto;
}
.keywords-pill-min {
  display: flex;
  gap: 0.5em;
  justify-content: center;
  flex-wrap: wrap;
}
.keywords-pill-min span {
  background: #f1f3f6;
  color: #ff8800;
  border-radius: 12px;
  padding: 0.3em 1em;
  font-size: 0.98em;
  font-weight: 500;
  border: 1px solid #e5e7eb;
}

/***** DATASET MIN *****/
.dataset-min {
  background: #fafbfc;
  border-bottom: 1px solid #e5e7eb;
  padding: 48px 0 24px 0;
  text-align: center;
}
.dataset-min h2 {
  font-size: 1.3rem;
  font-weight: 600;
  color: #ff8800;
  margin-bottom: 2em;
}
.dataset-cards-row {
  display: flex;
  gap: 1.5em;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 2em;
}
.dataset-card-min {
  background: #fff;
  border: 1px solid #e5e7eb;
  border-radius: 12px;
  box-shadow: 0 2px 8px #ff880008;
  padding: 1.2em 1.2em 0.7em 1.2em;
  min-width: 180px;
  max-width: 220px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  font-size: 1em;
  transition: box-shadow 0.18s, border 0.18s;
}
.dataset-card-min .icon {
  width: 28px; height: 28px; margin-bottom: 0.3em;
  stroke: #ff8800;
}
.dataset-card-min:hover {
  border: 1.5px solid #ff8800;
  box-shadow: 0 4px 16px #ff880022;
}
.dataset-image-min {
  margin: 2em auto 0 auto;
  max-width: 1000px;
}
.dataset-image-min img {
  width: 100%;
  border-radius: 12px;
  box-shadow: 0 2px 8px #ff880011;
  border: 1px solid #e5e7eb;
}

/***** ANNOTATION MIN *****/
.annotation-min {
  background: #fff;
  border-bottom: 1px solid #e5e7eb;
  padding: 48px 0 24px 0;
  text-align: center;
}
.annotation-min h2 {
  font-size: 1.3rem;
  font-weight: 600;
  color: #ff8800;
  margin-bottom: 2em;
}
.annotation-row {
  display: flex;
  gap: 1.5em;
  justify-content: center;
  flex-wrap: wrap;
}
.annotation-item {
  background: #fafbfc;
  border: 1px solid #e5e7eb;
  border-radius: 12px;
  box-shadow: 0 2px 8px #ff880008;
  padding: 1.2em 1.2em 0.7em 1.2em;
  min-width: 140px;
  max-width: 180px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  font-size: 1em;
}
.annotation-item .icon {
  width: 28px; height: 28px; margin-bottom: 0.3em;
  stroke: #ff8800;
}

/***** TASKS MIN *****/
.tasks-min {
  background: #fafbfc;
  border-bottom: 1px solid #e5e7eb;
  padding: 48px 0 24px 0;
  text-align: center;
}
.tasks-min h2 {
  font-size: 1.3rem;
  font-weight: 600;
  color: #ff8800;
  margin-bottom: 2em;
}
.tasks-row {
  display: flex;
  gap: 1.5em;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 2em;
}
.task-card-min {
  background: #fff;
  border: 1px solid #e5e7eb;
  border-radius: 12px;
  box-shadow: 0 2px 8px #ff880008;
  padding: 1.2em 1.2em 0.7em 1.2em;
  min-width: 180px;
  max-width: 220px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  font-size: 1em;
  transition: box-shadow 0.18s, border 0.18s;
}
.task-card-min .icon {
  width: 28px; height: 28px; margin-bottom: 0.3em;
  stroke: #ff8800;
}
.task-card-min:hover {
  border: 1.5px solid #ff8800;
  box-shadow: 0 4px 16px #ff880022;
}
.task-video-min {
  margin: 2em auto 0 auto;
  max-width: 600px;
}
.task-video-min video {
  width: 100%; border-radius: 12px; box-shadow: 0 2px 8px #ff880011; border: 1px solid #e5e7eb;
}

/***** GALLERY MIN *****/
.gallery-min {
  background: #fff;
  border-bottom: 1px solid #e5e7eb;
  padding: 48px 0 24px 0;
  text-align: center;
}
.gallery-min h2 {
  font-size: 1.3rem;
  font-weight: 600;
  color: #ff8800;
  margin-bottom: 2em;
}
.gallery-row {
  display: flex;
  gap: 1.5em;
  justify-content: center;
  flex-wrap: wrap;
}
.gallery-row img, .gallery-row video {
  width: 320px;
  max-width: 90vw;
  border-radius: 12px;
  box-shadow: 0 2px 8px #ff880011;
  border: 1px solid #e5e7eb;
}

/***** PEOPLE MIN *****/
.people-min {
  background: #fafbfc;
  border-bottom: 1px solid #e5e7eb;
  padding: 48px 0 24px 0;
  text-align: center;
}
.people-min h2 {
  font-size: 1.3rem;
  font-weight: 600;
  color: #ff8800;
  margin-bottom: 2em;
}
.people-list-min {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5em;
  justify-content: center;
}
.person-min {
  display: flex;
  align-items: center;
  background: #fff;
  border: 1px solid #e5e7eb;
  border-radius: 12px;
  box-shadow: 0 2px 8px #ff880008;
  padding: 0.7em 1.2em;
  min-width: 260px;
  max-width: 340px;
  font-size: 1em;
  gap: 1.2em;
  text-align: left;
}
.person-min img {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid #ff880033;
}
.person-min b {
  color: #ff8800;
  font-weight: 600;
  font-size: 1.08em;
}
.person-min span {
  color: #444;
  font-size: 0.98em;
}

/***** PAPER MIN *****/
.paper-min {
  background: #fff;
  padding: 48px 0 24px 0;
  text-align: center;
}
.paper-min h2 {
  font-size: 1.3rem;
  font-weight: 600;
  color: #ff8800;
  margin-bottom: 2em;
}
.paper-min .btn-main {
  margin-bottom: 1.5em;
}
.bibtex {
  background: #f1f3f6;
  color: #222;
  padding: 1em;
  border-radius: 8px;
  margin: 1.5em auto;
  width: fit-content;
  font-size: 0.95em;
  text-align: left;
  border: 1px solid #e5e7eb;
}

/***** FOOTER MIN *****/
.footer-min {
  background: #f1f3f6;
  color: #888;
  text-align: center;
  padding: 1.5em 0 1.2em 0;
  font-size: 1em;
  border-top: 1px solid #e5e7eb;
}

/***** LINK EFFECT *****/
a {
  color: #ff8800;
  text-decoration: none;
  transition: color 0.18s;
}
a:hover {
  color: #d96c00;
}

/***** RESPONSIVE *****/
@media (max-width: 900px) {
  .quick-stats-row, .dataset-cards-row, .annotation-row, .tasks-row, .gallery-row, .people-list-min {
    flex-direction: column;
    gap: 1em;
    align-items: center;
  }
  .container { padding: 0 8px; }
}
@media (max-width: 600px) {
  .hero-min h1 { font-size: 1.5rem; }
  .abstract-min h2, .dataset-min h2, .annotation-min h2, .tasks-min h2, .gallery-min h2, .people-min h2, .paper-min h2 { font-size: 1.05rem; }
  .btn-main { font-size: 1em; padding: 0.6em 1.2em; }
}

.main-title {
  font-size: 2.1rem;
  font-weight: 700;
  margin-bottom: 0.5em;
  color: #ff8800;
  line-height: 1.2;
  text-align: center;
}
.authors-list {
  font-size: 1.05em;
  color: #555;
  margin-bottom: 0.2em;
  text-align: center;
  line-height: 1.5;
}
.affiliations-list {
  font-size: 0.98em;
  color: #888;
  margin-bottom: 1.5em;
  text-align: center;
  line-height: 1.4;
}
.authors-list sup, .affiliations-list sup {
  font-size: 0.8em;
  color: #ff8800;
}

.header-bg-video {
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
}
.header-bg-video video {
  width: 100vw;
  height: 100%;
  object-fit: cover;
  opacity: 0.18;
  filter: blur(2px);
  min-height: 320px;
}
.hero-min > .container {
  position: relative;
  z-index: 2;
}

.icon-fa {
  font-size: 3.5em!important;
  color: #ff8800;
  margin: 0 auto 0.3em auto;
  display: block;
  text-align: center;
}
.icon-img { filter: none !important; }

.icon-img {
  width: 32px;
  height: 32px;
  display: block;
  margin: 0 auto 0.3em auto;
  filter: invert(54%) sepia(97%) saturate(749%) hue-rotate(0deg) brightness(101%) contrast(101%);
}

.download-section {
  background: #fff;
  border-bottom: 1px solid #e5e7eb;
  padding: 48px 0 24px 0;
  text-align: center;
  position: relative;
}
.download-banner {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(255,136,0,0.55);
  color: #fff;
  font-weight: 700;
  font-size: 3em;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  letter-spacing: 0.04em;
  pointer-events: all;
  min-height: 220px;
}
.download-section h2 {
  font-size: 1.3rem;
  font-weight: 600;
  color: #ff8800;
  margin-bottom: 2em;
}
.download-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 1.2em;
  justify-content: center;
  margin-top: 1em;
}
.download-btn {
  display: flex;
  align-items: center;
  gap: 0.7em;
  background: #fafbfc;
  border: 1.5px solid #ff8800;
  color: #ff8800;
  font-weight: 600;
  font-size: 1.08em;
  border-radius: 10px;
  padding: 1em 1.5em;
  text-decoration: none;
  box-shadow: 0 2px 8px #ff880011;
  transition: background 0.18s, color 0.18s, box-shadow 0.18s, border 0.18s;
  min-width: 210px;
  justify-content: center;
}
.download-btn .icon-fa {
  font-size: 2em;
  margin: 0 0.5em 0 0;
}
.download-btn:hover {
  background: #ff8800;
  color: #fff;
  box-shadow: 0 4px 16px #ff880022;
  border: 1.5px solid #ff8800;
}
@media (max-width: 900px) {
  .download-grid { flex-direction: column; gap: 0.7em; align-items: center; }
  .download-btn { width: 90vw; min-width: 0; }
}