:root {
  --color-text: rgba(0, 0, 0, 0.95);
  --color-bg: #ffffff;
  --color-bg-warm: #f6f5f4;
  --color-warm-dark: #31302e;
  --color-gray-500: #615d59;
  --color-gray-300: #a39e98;
  --color-blue: #0075de;
  --color-blue-active: #005bab;
  --color-focus: #097fe8;
  --color-badge-bg: #f2f9ff;
  --color-badge-text: #097fe8;
  --border-whisper: 1px solid rgba(0, 0, 0, 0.1);
  --shadow-card: rgba(0, 0, 0, 0.04) 0px 4px 18px,
    rgba(0, 0, 0, 0.027) 0px 2.025px 7.84688px,
    rgba(0, 0, 0, 0.02) 0px 0.8px 2.925px,
    rgba(0, 0, 0, 0.01) 0px 0.175px 1.04062px;
  --font: 'Inter', -apple-system, system-ui, 'Segoe UI', Helvetica, Arial,
    sans-serif;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scrollbar-gutter: stable;
}

html,
body {
  font-family: var(--font);
  font-feature-settings: 'lnum', 'locl';
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.5;
}

body {
  font-size: 16px;
  font-weight: 400;
}

a {
  color: var(--color-blue);
  text-decoration: none;
  transition: color 150ms;
}
a:hover {
  text-decoration: underline;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 32px;
}

/* ---------- HERO ---------- */
.hero {
  padding: 80px 0 64px;
}

.hero__inner {
  display: flex;
  align-items: center;
  gap: 128px;
}

.hero__text {
  flex-shrink: 0;
}

.hero__title {
  font-size: 64px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -2.125px;
  overflow: hidden;
}

.hero__title .char {
  display: inline-block;
  opacity: 0;
  transform: translateY(60%);
  animation: text-roll-in 1.0s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

@keyframes text-roll-in {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero__screenshot {
  flex: 1;
  min-width: 0;
}

/* ---------- SECTION ---------- */
.section {
  padding: 64px 0;
}

.section--warm {
  background: var(--color-bg-warm);
}

/* ---------- MORPHING DIALOG ---------- */
.md-trigger[data-md-id='funding'] {
  view-transition-name: md-funding-card;
}
body.md-funding-open .md-trigger[data-md-id='funding'] {
  view-transition-name: none;
}
body.md-funding-open .md-container[data-md-id='funding'] .md-content {
  view-transition-name: md-funding-card;
}

::view-transition-group(md-funding-card) {
  animation-duration: 480ms;
  animation-timing-function: cubic-bezier(0.32, 0.72, 0, 1);
  z-index: 10000;
}
::view-transition-old(md-funding-card),
::view-transition-new(md-funding-card) {
  animation-duration: 240ms;
  animation-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
  mix-blend-mode: normal;
}
::view-transition-old(root),
::view-transition-new(root) {
  animation-duration: 320ms;
  animation-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
}

.md-trigger {
  display: inline-flex;
  align-items: center;
  gap: 24px;
  padding: 24px 28px;
  background: var(--color-bg);
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 12px;
  cursor: pointer;
  font-family: var(--font);
  text-align: left;
  width: auto;
  max-width: 100%;
  transition: box-shadow 200ms ease, border-color 200ms ease;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}
.md-trigger:hover {
  border-color: rgba(0, 0, 0, 0.16);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
}
.md-trigger:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

.md-trigger__img {
  height: 72px;
  width: auto;
  max-width: 360px;
  object-fit: contain;
  display: block;
  border-radius: 4px;
  flex-shrink: 0;
}

.md-trigger__text {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.md-trigger__title {
  font-size: 20px;
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.3;
  letter-spacing: -0.2px;
}

.md-trigger__subtitle {
  font-size: 18px;
  color: var(--color-gray-500);
  font-weight: 400;
  line-height: 1.3;
}

.md-container {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  pointer-events: none;
  visibility: hidden;
}
.md-container.is-open {
  pointer-events: auto;
  visibility: visible;
}

.md-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  opacity: 0;
  transition: opacity 280ms cubic-bezier(0.4, 0, 0.2, 1);
}
.md-container.is-open .md-backdrop {
  opacity: 1;
}

body.md-funding-open {
  overflow: hidden;
}

.md-content {
  position: relative;
  width: 100%;
  max-height: 90vh;
  padding: 24px;
  background: var(--color-bg);
  border: 1px solid rgb(243, 244, 246);
  border-radius: 12px;
  overflow-y: auto;
}

.md-content__img {
  display: block;
  width: 100%;
  max-width: 420px;
  height: auto;
  margin: 40px auto;
  border-radius: 4px;
}

.md-content__title {
  font-size: 20px;
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.3;
  letter-spacing: -0.2px;
}

.md-content__subtitle {
  font-size: 18px;
  color: var(--color-gray-500);
  font-weight: 400;
  line-height: 1.3;
  margin-top: 4px;
}

.md-content__body {
  margin-top: 18px;
  font-size: 16px;
  line-height: 1.7;
  color: #374151;
}

/* Stage hosts the close button outside the dialog box */
.md-stage {
  position: relative;
  width: 500px;
  max-width: calc(100% - 16px);
}

.md-close {
  position: absolute;
  top: -44px;
  right: 0;
  width: 32px;
  height: 32px;
  border-radius: 6px;
  background: var(--color-bg);
  border: var(--border-whisper);
  color: #18181b;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background 150ms ease, transform 150ms ease;
}
.md-close:hover {
  background: #f4f4f5;
  transform: scale(1.04);
}

/* ---------- TEAM ---------- */
.team-block {
  margin-bottom: 56px;
}

.team-block:last-child {
  margin-bottom: 0;
}

.label {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.5px;
  line-height: 1.2;
  color: var(--color-text);
  margin-bottom: 20px;
}

.advisor-card {
  max-width: 460px;
  display: inline-flex;
  align-items: center;
  gap: 20px;
  background: var(--color-bg);
  border: var(--border-whisper);
  border-radius: 14px;
  padding: 24px 28px;
  text-decoration: none;
  color: inherit;
}
.advisor-card:hover {
  text-decoration: none;
}

.avatar {
  position: relative;
  width: 72px;
  height: 72px;
  border-radius: 100%;
  background: linear-gradient(135deg, #0075de, #62aef0);
  color: white;
  font-weight: 700;
  font-size: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  overflow: hidden;
}

.avatar img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 100%;
}

.advisor-card__name {
  font-size: 20px;
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: 4px;
}

.advisor-card__name a {
  color: inherit;
}
.advisor-card__name a:hover {
  color: var(--color-blue);
  text-decoration: underline;
}

.advisor-card__role {
  font-size: 18px;
  color: var(--color-gray-500);
  font-weight: 400;
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: 16px;
}

.team-item {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--color-bg);
  border: var(--border-whisper);
  border-radius: 12px;
  padding: 18px 22px;
}

.team-item .avatar {
  width: 64px;
  height: 64px;
  font-size: 20px;
  background: rgba(0, 0, 0, 0.05);
  color: var(--color-warm-dark);
}

.team-item__name {
  font-size: 20px;
  font-weight: 500;
  white-space: nowrap;
}

.affiliation {
  display: inline-block;
  max-width: 100%;
  background: var(--color-bg);
  border: var(--border-whisper);
  border-radius: 12px;
  padding: 24px 28px;
}

.affiliation__line {
  font-size: 20px;
  font-weight: 500;
  line-height: 1.6;
  color: var(--color-text);
  white-space: nowrap;
}

/* ---------- CONFERENCE PAPER ---------- */
.paper__title {
  font-size: 28px;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.5px;
  margin-bottom: 20px;
}

.citation {
  display: inline-block;
  max-width: 100%;
  background: var(--color-bg);
  border: var(--border-whisper);
  border-radius: 16px;
  padding: 36px 40px;
  box-shadow: var(--shadow-card);
}

.citation__title {
  font-size: 20px;
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.375px;
  margin-bottom: 16px;
  white-space: nowrap;
}

.citation__title a {
  color: inherit;
}
.citation__title a:hover {
  color: var(--color-blue);
}

.citation__authors,
.citation__venue {
  font-size: 18px;
  line-height: 1.6;
  font-weight: 400;
  color: var(--color-gray-500);
  white-space: nowrap;
}

.citation__authors {
  margin-bottom: 4px;
}

.citation__venue {
  font-style: italic;
  margin-bottom: 24px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: 4px;
  font-size: 16px;
  font-weight: 600;
  transition: background 150ms, transform 100ms;
  border: 1px solid transparent;
}

.btn--primary {
  background: var(--color-blue);
  color: #ffffff;
}
.btn--primary:hover {
  background: var(--color-blue-active);
  text-decoration: none;
}
.btn--primary:active {
  transform: scale(0.96);
}

/* ---------- RESPONSIVE ---------- */
@media (max-width: 1180px) {
  .citation {
    display: block;
  }
  .citation__title,
  .citation__authors,
  .citation__venue {
    white-space: normal;
  }
}

@media (max-width: 768px) {
  .hero__inner {
    flex-direction: column;
    gap: 32px;
  }
  .hero {
    padding: 56px 0 40px;
  }
  .hero__title {
    font-size: 40px;
    letter-spacing: -1.25px;
  }
  .section {
    padding: 48px 0;
  }
  .paper__title {
    font-size: 22px;
    letter-spacing: -0.25px;
    margin-bottom: 16px;
  }
  .label {
    font-size: 22px;
    letter-spacing: -0.25px;
    margin-bottom: 16px;
  }
  .team-block {
    margin-bottom: 40px;
  }
  .avatar {
    width: 60px;
    height: 60px;
    font-size: 18px;
  }
  .team-item .avatar {
    width: 56px;
    height: 56px;
    font-size: 18px;
  }
  .advisor-card {
    padding: 20px 22px;
    gap: 16px;
  }
  .team-item {
    padding: 16px 18px;
    gap: 14px;
  }
  .affiliation {
    display: block;
    padding: 20px 22px;
  }
  .affiliation__line {
    white-space: normal;
  }
  .container {
    padding: 0 20px;
  }
  .citation {
    padding: 28px 24px;
  }
  .md-content {
    padding: 20px;
  }
  .md-content__img {
    margin: 24px auto;
    max-width: 100%;
  }
  .citation__title {
    font-size: 18px;
    letter-spacing: -0.25px;
  }
  .citation__authors,
  .citation__venue {
    font-size: 16px;
  }
  .btn {
    font-size: 14px;
    padding: 8px 16px;
  }
}