:root {
    --mango-pulp: #e07a14;
  --mango-dark: #b45309;
  --mango-deep: #9a3412;
  --mango-gold: #f59e0b;
  --mango-light: #fef3c7;
  --mango-tint: #fffbeb;

    --bg-page: #fbf9f4;
  --bg-card: #ffffff;
  --bg-subtle: #f5efe6;
  --bg-inset: #ede5d8;

    --text-main: #242220;
  --text-muted: #665f57;
  --text-faint: #8f857a;

    --border-color: #e2dacd;
  --border-dark: #cfc4b2;
  --border-accent: #d97706;

    --font-sans: 'Fira Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'Fira Mono', ui-monospace, SFMono-Regular, Consolas, monospace;

    --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-full: 9999px;
  --container-max: 1040px;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
    transition: none !important;
  animation: none !important;
}

html {
  font-size: 16px;
  scroll-behavior: auto;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-page);
  color: var(--text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

body.modal-open {
  overflow: hidden;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 1.25rem;
}

a {
  color: var(--mango-dark);
  text-decoration: underline;
  text-underline-offset: 2px;
}

a:hover {
  color: var(--mango-deep);
}

h1, h2, h3, h4 {
  color: var(--text-main);
  font-weight: 700;
  line-height: 1.3;
}

.site-header {
  background: #ffffff;
  border-bottom: 2px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  padding: 0.6rem 0;
  min-height: 3.25rem;
}

.brand-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  color: var(--text-main);
}

.brand-baybayin {
  font-size: 1.3rem;
  color: var(--mango-dark);
  font-weight: 700;
}

.brand-name {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.brand-tag {
  font-size: 0.7rem;
  background: var(--mango-light);
  color: var(--mango-dark);
  padding: 0.15rem 0.45rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  border: 1px solid #fde68a;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.25rem 0.65rem;
  list-style: none;
  font-size: 0.88rem;
}

.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-sm);
  font-weight: 500;
}

.nav-links a:hover {
  color: var(--mango-dark);
  background: var(--bg-subtle);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
  font-weight: 600;
  font-family: var(--font-sans);
  border-radius: var(--radius-sm);
  cursor: pointer;
  border: 1px solid transparent;
  text-decoration: none;
  line-height: 1.2;
}

.btn-primary {
  background: var(--mango-pulp);
  color: #ffffff;
  border-color: var(--mango-dark);
}

.btn-primary:hover {
  background: var(--mango-dark);
  color: #ffffff;
}

.btn-secondary {
  background: var(--bg-card);
  color: var(--text-main);
  border-color: var(--border-color);
}

.btn-secondary:hover {
  background: var(--bg-subtle);
  border-color: var(--border-dark);
}

.btn-outline {
  background: transparent;
  color: var(--mango-dark);
  border-color: var(--mango-dark);
}

.btn-outline:hover {
  background: var(--mango-light);
}

.btn-ghost {
  background: transparent;
  color: var(--text-muted);
  border-color: transparent;
}

.btn-ghost:hover {
  color: var(--text-main);
  background: var(--bg-subtle);
}

.btn-sm {
  padding: 0.35rem 0.65rem;
  font-size: 0.8rem;
}

.btn.disabled, .btn[disabled] {
  opacity: 0.7;
  cursor: not-allowed;
  background: var(--bg-subtle);
  border-color: var(--border-color);
  color: var(--text-muted);
}

.badge-pill {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  font-size: 0.75rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  background: var(--bg-subtle);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
}

.badge-accent {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-sm);
  background: var(--mango-light);
  color: var(--mango-dark);
  border: 1px solid #fde68a;
  text-transform: uppercase;
}

.hero-section {
  padding: 3rem 0 2.5rem;
  background: #ffffff;
  border-bottom: 1px solid var(--border-color);
}

.hero-content {
  max-width: 860px;
  margin: 0 auto;
}

.conference-tag {
  display: inline-block;
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-sm);
  background: var(--mango-light);
  color: var(--mango-dark);
  font-size: 0.85rem;
  font-weight: 600;
  border: 1px solid #fde68a;
  margin-bottom: 1rem;
}

.hero-baybayin-title {
  font-size: 1.8rem;
  color: var(--mango-dark);
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.hero-title {
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 1rem;
}

.hero-subtitle {
  font-size: 1.1rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 1.25rem;
}

.author-chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.author-chip {
  background: var(--bg-page);
  border: 1px solid var(--border-color);
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  color: var(--text-main);
  font-weight: 400;
}

.affiliation-tag {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 1.75rem;
  line-height: 1.5;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.section {
  padding: 3rem 0;
  border-bottom: 1px solid var(--border-color);
}

.section-header {
  margin-bottom: 2rem;
}

.section-kicker {
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 1px;
  font-weight: 700;
  color: var(--mango-dark);
  margin-bottom: 0.25rem;
  display: block;
}

.section-title {
  font-size: 1.65rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
}

.section-desc {
  font-size: 1rem;
  color: var(--text-muted);
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.simple-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem;
}

.simple-card h3 {
  font-size: 1.05rem;
  margin-bottom: 0.5rem;
  color: var(--text-main);
}

.simple-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.abstract-box {
  background: #ffffff;
  border-left: 4px solid var(--mango-pulp);
  border-top: 1px solid var(--border-color);
  border-right: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 1.5rem;
  margin-bottom: 1.75rem;
}

.abstract-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--mango-dark);
  margin-bottom: 0.5rem;
}

.abstract-text {
  font-size: 0.95rem;
  color: var(--text-main);
  line-height: 1.6;
}

.figure-wrapper {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1rem;
  text-align: center;
}

.figure-wrapper img, .figure-wrapper svg {
  width: 100%;
  height: auto;
  max-height: 380px;
  object-fit: contain;
  display: block;
  margin: 0 auto;
}

.figure-caption {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 0.75rem;
  font-style: italic;
  text-align: center;
}

.stage-card {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem;
}

.stage-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.75rem;
  height: 1.75rem;
  border-radius: var(--radius-sm);
  background: var(--mango-pulp);
  color: #ffffff;
  font-size: 0.8rem;
  font-weight: 700;
  margin-bottom: 0.6rem;
}

.stage-name {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
}

.stage-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.demo-console {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.5rem;
}

.demo-instruction {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

.preset-choice-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border-color);
}

.word-choice-btn {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0.45rem 0.9rem;
  font-size: 0.9rem;
  font-family: var(--font-mono);
  color: var(--text-main);
  cursor: pointer;
  font-weight: 500;
}

.word-choice-btn:hover {
  background: var(--mango-light);
  border-color: var(--mango-dark);
  color: var(--mango-dark);
}

.word-choice-btn.active {
  background: var(--mango-pulp);
  border-color: var(--mango-dark);
  color: #ffffff;
  font-weight: 700;
}

.demo-display-panel {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 1.25rem;
}

.demo-box {
  background: var(--bg-page);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 1.25rem;
}

.demo-box-header {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  font-weight: 700;
  margin-bottom: 0.5rem;
  display: flex;
  justify-content: space-between;
}

.output-hero {
  font-size: 2rem;
  font-weight: 700;
  color: var(--mango-dark);
  font-family: var(--font-mono);
  margin-bottom: 0.25rem;
}

.output-ipa {
  font-size: 0.95rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.token-stream {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-top: 0.75rem;
}

.token-pill {
  background: #ffffff;
  color: var(--mango-dark);
  border: 1px solid var(--border-color);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
}

.cascade-stream {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  max-height: 250px;
  overflow-y: auto;
}

.cascade-step {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.4rem 0.6rem;
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
}

.step-num {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-faint);
  width: 1.2rem;
}

.step-trans {
  font-family: var(--font-mono);
  color: var(--text-main);
}

.step-rule {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-left: auto;
}

.demo-footer-note {
  margin-top: 1rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  border-top: 1px solid var(--border-color);
  padding-top: 0.6rem;
}

.metrics-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.metric-card {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  text-align: center;
}

.metric-card.highlight {
  border-top: 3px solid var(--mango-pulp);
  background: var(--mango-tint);
}

.metric-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-main);
  font-family: var(--font-mono);
}

.metric-card.highlight .metric-value {
  color: var(--mango-dark);
}

.metric-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  margin-top: 0.25rem;
}

.metric-sub {
  font-size: 0.75rem;
  color: var(--text-faint);
}

.benchmark-table-box {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow-x: auto;
  margin-bottom: 1.5rem;
}

.benchmark-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.9rem;
}

.benchmark-table th, .benchmark-table td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border-color);
}

.benchmark-table th {
  background: var(--bg-subtle);
  color: var(--text-main);
  font-weight: 600;
  font-size: 0.8rem;
  text-transform: uppercase;
}

.benchmark-table tr.highlight-row {
  background: var(--mango-tint);
  font-weight: 600;
}

.benchmark-table tr.highlight-row td {
  color: var(--mango-deep);
}

.team-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.business-card {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-top: 3px solid var(--mango-pulp);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.card-header {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  margin-bottom: 0.85rem;
}

.avatar-box {
  width: 2.75rem;
  height: 2.75rem;
  border-radius: var(--radius-sm);
  background: var(--mango-light);
  color: var(--mango-dark);
  font-weight: 700;
  font-size: 1.05rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  overflow: hidden;
  border: 1px solid #fde68a;
}

.avatar-emoji {
  font-size: 1.45rem;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.avatar-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: inherit;
  display: block;
}

.card-meta {
  flex: 1;
}

.member-name {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-main);
  margin-top: 0.1rem;
}

.member-role {
  font-size: 0.82rem;
  color: var(--text-muted);
}

.card-body {
  margin-bottom: 0.85rem;
}

.member-affiliation {
  font-size: 0.8rem;
  color: var(--text-faint);
  margin-bottom: 0.5rem;
}

.member-bio {
  font-size: 0.86rem;
  color: var(--text-main);
  line-height: 1.45;
  margin-bottom: 0.65rem;
}

.member-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
}

.card-footer {
  border-top: 1px solid var(--border-color);
  padding-top: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.card-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.member-social-links {
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.social-icon-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.85rem;
  height: 1.85rem;
  border-radius: var(--radius-sm);
  background: var(--bg-page);
  border: 1px solid var(--border-color);
  font-size: 0.85rem;
  text-decoration: none;
  color: var(--text-main);
}

.social-icon-link:hover {
  background: var(--mango-light);
  border-color: var(--mango-dark);
}

.adviser-collab-section {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.adviser-line {
  font-size: 0.95rem;
  color: var(--text-main);
}

.collaborators-box {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.collab-heading {
  font-size: 0.92rem;
  color: var(--text-main);
  line-height: 1.5;
}

.bullet-list {
  list-style: disc;
  padding-left: 1.25rem;
  color: var(--text-main);
  font-size: 0.9rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  line-height: 1.5;
}

.bullet-list a {
  color: var(--mango-dark);
}

.modal-wrapper {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.modal-wrapper.active {
  display: flex;
}

.modal-overlay {
  position: absolute;
  inset: 0;
  background: rgba(30, 25, 20, 0.6);
  z-index: 1;
}

.modal-container {
  position: relative;
  width: 100%;
  max-width: 580px;
  max-height: 90vh;
  overflow-y: auto;
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 2rem;
  z-index: 2;
}

.modal-close-btn {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 2rem;
  height: 2rem;
  border-radius: var(--radius-sm);
  background: var(--bg-page);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  font-weight: 700;
}

.modal-close-btn:hover {
  background: var(--mango-light);
}

.modal-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.modal-avatar {
  width: 3.5rem;
  height: 3.5rem;
  border-radius: var(--radius-sm);
  background: var(--mango-light);
  color: var(--mango-dark);
  font-weight: 700;
  font-size: 1.3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  overflow: hidden;
  border: 1px solid #fde68a;
}

.modal-avatar .avatar-emoji {
  font-size: 1.85rem;
  line-height: 1;
}

.modal-avatar .avatar-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: inherit;
  display: block;
}

.modal-title-box h2 {
  font-size: 1.3rem;
}

.modal-title-box p {
  color: var(--text-muted);
  font-size: 0.88rem;
}

.modal-dept {
  font-size: 0.8rem;
  color: var(--text-faint);
}

.modal-section {
  margin-bottom: 1.25rem;
}

.modal-section-title {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--mango-dark);
  font-weight: 700;
  margin-bottom: 0.35rem;
}

.modal-bio-text {
  font-size: 0.92rem;
  color: var(--text-main);
  line-height: 1.6;
}

.modal-interests-line {
  margin-top: 0.85rem;
  font-size: 0.92rem;
  color: var(--text-main);
  line-height: 1.5;
}

.modal-interests-line strong {
  color: var(--mango-dark);
  font-weight: 600;
}

.interest-badge-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  list-style: none;
}

.interest-badge {
  background: var(--bg-page);
  border: 1px solid var(--border-color);
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  color: var(--text-main);
}

.modal-contact-row {
  border-top: 1px solid var(--border-color);
  padding-top: 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.modal-email-box {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.citation-box {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem;
}

.code-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}

.code-lang-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--text-muted);
  font-weight: 700;
}

.code-block {
  background: var(--bg-page);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 1rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text-main);
  overflow-x: auto;
  line-height: 1.5;
}

.site-footer {
  background: #ffffff;
  border-top: 1px solid var(--border-color);
  padding: 2.5rem 0 2rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

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

.footer-links {
  display: flex;
  gap: 1rem;
}

.toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 2000;
}

.toast {
  background: #ffffff;
  color: var(--text-main);
  border: 1px solid var(--mango-dark);
  border-left: 4px solid var(--mango-pulp);
  padding: 0.6rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 500;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.video-wrapper {
  background: #1a1918;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  display: flex;
  align-items: center;
  justify-content: center;
}

.video-element {
  width: 100%;
  height: 100%;
  display: block;
  background: #1a1918;
}

.video-placeholder {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2rem;
  background: linear-gradient(135deg, #242220 0%, #383430 100%);
  color: #ffffff;
  pointer-events: none;
}

.video-placeholder.hidden {
  display: none;
}

.video-placeholder-icon {
  font-size: 3rem;
  margin-bottom: 0.75rem;
  color: var(--mango-gold);
}

.video-placeholder h3 {
  color: #ffffff;
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.video-placeholder p {
  color: #d1c9be;
  font-size: 0.92rem;
  max-width: 520px;
  line-height: 1.5;
}

.deck-actions-row {
  display: flex;
  gap: 1rem;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  width: 100%;
  margin-top: 1.5rem;
  margin-bottom: 2.25rem;
  text-align: center;
}

.deck-viewer-wrapper {
  width: 100%;
  height: 650px;
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  position: relative;
}

.deck-iframe {
  width: 100%;
  height: 100%;
  border: none;
  display: block;
}

.deck-placeholder {
  padding: 2.5rem 1.5rem;
  text-align: center;
  background: var(--bg-card);
  border: 1px dashed var(--border-dark);
  border-radius: var(--radius-md);
  margin-bottom: 1.5rem;
}

.deck-placeholder-icon {
  font-size: 2.5rem;
  margin-bottom: 0.75rem;
  color: var(--mango-dark);
}

.media-meta-bar {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  margin-top: 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.media-meta-info {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  font-size: 0.88rem;
  color: var(--text-muted);
}

.media-meta-info strong {
  color: var(--text-main);
}

.outline-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1rem;
}

.outline-item {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-left: 4px solid var(--mango-pulp);
  border-radius: var(--radius-sm);
  padding: 1rem 1.25rem;
}

.outline-num {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--mango-dark);
  text-transform: uppercase;
  margin-bottom: 0.25rem;
}

.outline-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 0.35rem;
}

.outline-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.5;
}

@media (max-width: 860px) {
  .grid-2, .demo-display-panel {
    grid-template-columns: 1fr;
  }
  .metrics-row {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .metrics-row {
    grid-template-columns: 1fr;
  }
  .grid-3, .grid-4 {
    grid-template-columns: 1fr;
  }
  .modal-container {
    padding: 1.25rem;
  }
  .nav-bar {
    flex-direction: column;
    align-items: flex-start;
  }
}

.question-form-card {
  max-width: 720px;
  margin: 0 auto;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 2.25rem 2rem;
  box-shadow: var(--shadow-sm);
}

.question-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-row {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.grid-2-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

@media (max-width: 640px) {
  .grid-2-form {
    grid-template-columns: 1fr;
  }
  .question-form-card {
    padding: 1.5rem 1.25rem;
  }
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.form-group label {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-main);
}

.required-star {
  color: var(--mango-dark);
  font-weight: 700;
}

.form-control {
  width: 100%;
  padding: 0.65rem 0.85rem;
  font-family: inherit;
  font-size: 0.95rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  background: #ffffff;
  color: var(--text-main);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
  outline: none;
  box-sizing: border-box;
}

.form-control:focus {
  border-color: var(--mango-pulp);
  box-shadow: 0 0 0 3px rgba(234, 88, 12, 0.15);
}

.subject-input-wrapper {
  display: flex;
  align-items: stretch;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: #ffffff;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.subject-input-wrapper:focus-within {
  border-color: var(--mango-pulp);
  box-shadow: 0 0 0 3px rgba(234, 88, 12, 0.15);
}

.subject-prefix-tag {
  background: var(--mango-light);
  color: var(--mango-dark);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.9rem;
  padding: 0.65rem 0.85rem;
  border-right: 1px solid var(--border-color);
  display: inline-flex;
  align-items: center;
  user-select: none;
  flex-shrink: 0;
}

.subject-input {
  border: none;
  border-radius: 0;
  flex: 1;
}

.subject-input:focus {
  box-shadow: none;
}

.form-hint {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.2rem;
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
  line-height: 1.5;
}

.form-actions-row {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  flex-wrap: wrap;
  margin-top: 0.5rem;
}