/* Preview retains the original page; only the new studies and pipeline change. */
.hybrid-preview .site-nav .nav-inner { max-width: 1140px; }
.hybrid-preview .site-nav .nav-links { gap: 1rem; }
.hybrid-preview .original-link { color: var(--text-light); font-size: .75rem; }
.hybrid-preview .study-container { max-width: 1100px; }
.hybrid-preview .study-intro,
.hybrid-preview .study-result,
.hybrid-preview .study-note,
.hybrid-preview .study-details > p { max-width: 860px; }
.hybrid-preview .study-intro,
.hybrid-preview .study-result { font-size: 1rem; line-height: 1.8; }
.hybrid-preview .study-intro { margin-bottom: 2rem; }
.hybrid-preview .study-result { margin-top: 1.75rem; }
.hybrid-preview .study-note { font-size: .875rem; line-height: 1.75; }
.hybrid-preview .assistance-demo { max-width: 1100px; }
.hybrid-preview .study-controls input { accent-color: var(--primary-color); }
.hybrid-preview .study-controls button { border-color: var(--border-color); border-radius: 6px; }
.hybrid-preview .study-controls button:hover { color: var(--primary-color); border-color: var(--primary-color); }
.pipeline-heading { text-align: center; margin: 2.5rem 0 1.5rem; font-size: 1.1rem; font-weight: 600; color: var(--text-primary); }
.interaction-pipeline { display: grid; grid-template-columns: 1fr 24px 1.15fr 2.6fr; align-items: center; gap: 8px; }
.interaction-pipeline .shared-stage { min-width: 0; align-self: stretch; display: flex; flex-direction: column; justify-content: center; }
.flow-arrow { color: #95a0b1; font-size: 23px; text-align: center; }
.interaction-branches { display: flex; flex-direction: column; gap: 18px; position: relative; padding-left: 30px; }
.interaction-branches::before { content: ''; position: absolute; top: 25%; bottom: 25%; left: 13px; border-left: 1.5px solid #b8c1d0; }
.interaction-branches::after { content: ''; position: absolute; top: 50%; left: 0; width: 13px; border-top: 1.5px solid #b8c1d0; }
.interaction-branch { display: grid; grid-template-columns: minmax(0,1.5fr) 24px minmax(0,1fr); align-items: center; gap: 8px; position: relative; padding: 18px 14px; min-height: 104px; border: 1px solid var(--border-color); border-radius: 14px; background: white; color: var(--text-primary); box-shadow: var(--shadow-sm); }
.interaction-branch::before { content: ''; position: absolute; top: 50%; right: 100%; width: 17px; border-top: 1.5px solid #b8c1d0; }
.interaction-branch::after { content: ''; position: absolute; left: -5px; top: calc(50% - 3px); border-left: 5px solid #b8c1d0; border-top: 3px solid transparent; border-bottom: 3px solid transparent; }
.interaction-branch h4 { font-size: 14px; font-weight: 600; line-height: 1.5; color: var(--text-primary); }
.interaction-branch p { font-size: 12px; color: var(--text-secondary); margin-top: 5px; line-height: 1.5; }
.interaction-branch strong { font-size: 14px; line-height: 1.55; color: var(--primary-color); }
.interaction-branch:hover { border-color: #a9a3e9; }
.shared-frame-note { margin: 1.2rem auto 0; max-width: 760px; font-size: 13px; line-height: 1.6; text-align: center; color: var(--text-secondary); }
.shared-frame-note strong { color: var(--text-primary); }
.camera-selector { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin: 0 0 20px; font-size: .85rem; }
.camera-selector p span { color: var(--text-secondary); margin-left: 7px; }
.camera-selector > div { display: flex; align-items: center; gap: 6px; }
.camera-selector > div > span { color: var(--text-secondary); margin-right: 7px; }
.camera-selector button { font: inherit; padding: 8px 13px; background: white; border: 1px solid var(--border-color); border-radius: 6px; cursor: pointer; color: var(--text-secondary); }
.camera-selector button[aria-pressed="true"] { color: var(--primary-color); border-color: #b8b1ec; background: #f2f0fc; font-weight: 600; }
.camera-selector button:hover { border-color: var(--primary-color); }
.hybrid-preview .camera-comparison { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 22px; }
.hybrid-preview .camera-condition[hidden] { display: none; }
.hybrid-preview .camera-condition .hand-detail { aspect-ratio: 1.5; object-fit: contain; background: #0a0a0a; }
.hybrid-preview .camera-condition h3 { font-size: 1rem; margin-bottom: 12px; }
.hybrid-preview .camera-selector button:focus-visible,
.hybrid-preview .interaction-branch:focus-visible { outline: 2px solid var(--primary-color); outline-offset: 4px; }
@media (max-width: 1000px) {
 .hybrid-preview .site-nav .nav-links { gap: .65rem; }
 .hybrid-preview .site-nav .nav-links a { font-size: .8rem; }
}
@media (max-width: 768px) {
 .interaction-pipeline { grid-template-columns: 1fr; gap: 12px; max-width: 500px; margin: auto; }
 .interaction-pipeline > .flow-arrow { transform: rotate(90deg); }
 .interaction-pipeline .shared-stage { padding: 18px; }
 .interaction-branches { padding: 18px 0 0 22px; }
 .interaction-branches::before { left: 6px; top: 0; bottom: 25%; }
 .interaction-branches::after { display: none; }
 .interaction-branch { min-height: 112px; padding: 14px 12px; }
 .interaction-branch::before { width: 17px; }
 .interaction-branch h4, .interaction-branch strong { font-size: 13px; }
 .interaction-branch p { font-size: 11px; }
 .pipeline-heading { font-size: 1rem; }
 .camera-selector { flex-wrap: wrap; gap: 10px; }
 .camera-selector > div { flex-wrap: wrap; gap: 5px; }
 .camera-selector > div > span { display: none; }
 .camera-selector button { padding: 7px 10px; font-size: .8rem; }
 .hybrid-preview .camera-comparison { gap: 12px; }
 .hybrid-preview .camera-condition h3 { font-size: .85rem; }
 .hybrid-preview .study-intro, .hybrid-preview .study-result { font-size: .95rem; }
}
/* Camera study: one large condition, with an optional synchronized reference. */
.camera-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 18px; margin-bottom: 20px; }
.camera-choices { display: flex; align-items: center; gap: 6px; }
.camera-choices > span { font-size: .9rem; margin-right: 10px; color: var(--text-secondary); }
.camera-choices button, .camera-compare-toggle { font: inherit; font-size: .85rem; border: 1px solid var(--border-color); border-radius: 6px; background: white; color: var(--text-secondary); padding: 9px 15px; cursor: pointer; }
.camera-choices button { min-width: 49px; }
.camera-choices button[aria-pressed="true"] { background: #eeecfb; border-color: #bab3eb; color: var(--primary-color); font-weight: 700; }
.camera-compare-toggle[aria-pressed="true"] { color: var(--primary-color); border-color: #bab3eb; }
.camera-compare-toggle:disabled { opacity: .45; cursor: default; }
.hybrid-preview .camera-study-group .camera-comparison { grid-template-columns: 1fr; }
.hybrid-preview .camera-study-group[data-view-mode="compare"] .camera-comparison { grid-template-columns: repeat(2,minmax(0,1fr)); }
.hybrid-preview .camera-condition-heading { display: flex; justify-content: space-between; align-items: baseline; margin: 0 0 10px; font-size: .85rem; }
.camera-condition-heading strong { color: var(--text-primary); font-size: 1rem; }
.camera-condition-heading span { color: var(--text-secondary); font-size: .75rem; }
.camera-visuals { display: grid; grid-template-columns: minmax(0,3fr) minmax(0,1fr); gap: 14px; align-items: center; }
.camera-hand { min-width: 0; }
.camera-hand > p { font-size: .8rem; color: var(--text-secondary); margin: 0 0 8px; }
.camera-hand-frame { position: relative; background: #121212; border-radius: 5px; overflow: hidden; }
.hybrid-preview .camera-condition .hand-detail { aspect-ratio: 1; margin: 0; object-fit: contain; }
.hybrid-preview .camera-hand-frame .no-pose-label { top: 50%; bottom: auto; transform: translateY(-50%); font-size: .8rem; color: #d4dae2; }
.camera-study-group[data-view-mode="compare"] .camera-visuals { grid-template-columns: 1fr; align-items: start; }
.camera-study-group[data-view-mode="compare"] .camera-hand { display: grid; grid-template-columns: 1fr 145px; align-items: center; background: #f6f7f9; padding: 10px 12px; border-radius: 5px; gap: 10px; }
.camera-study-group[data-view-mode="compare"] .camera-hand > p { margin: 0; }
.camera-view-note { margin-top: 14px; font-size: .8rem; color: var(--text-secondary); }
.hybrid-preview .camera-study-group .study-controls { margin-top: 12px; margin-bottom: 0; }
.camera-toolbar button:focus-visible { outline: 2px solid var(--primary-color); outline-offset: 3px; }
@media (max-width: 768px) {
 .camera-toolbar { flex-wrap: wrap; gap: 12px; }
 .camera-choices button { padding: 8px 12px; min-width: 44px; }
 .camera-compare-toggle { padding: 8px 12px; font-size: .8rem; }
 .camera-visuals { grid-template-columns: 1fr; gap: 10px; }
 .camera-hand { display: grid; grid-template-columns: 1fr 140px; align-items: center; background: #f6f7f9; border-radius: 5px; padding: 10px 12px; gap: 10px; }
 .camera-hand > p { margin: 0; }
 .camera-study-group[data-view-mode="compare"] .camera-hand { display: block; padding: 0; background: none; }
 .camera-study-group[data-view-mode="compare"] .camera-hand > p { margin-bottom: 6px; }
 .camera-condition-heading strong { font-size: .85rem; }
 .camera-condition-heading span { display: none; }
 .hybrid-preview .camera-hand-frame .no-pose-label { font-size: .68rem; }
}

.hybrid-preview .study-container { width: 100%; min-width: 0; max-width: 1100px !important; }
.hybrid-preview .camera-study-group { overflow-anchor: none; }
.camera-mode-controls { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.camera-auto-toggle { font: inherit; font-size: .85rem; border: 1px solid var(--border-color); border-radius: 6px; padding: 9px 13px; background: white; color: var(--text-secondary); cursor: pointer; }
.camera-auto-toggle[aria-pressed="true"] { background: #eeecfb; color: var(--primary-color); border-color: #bab3eb; }
.hybrid-preview .camera-condition-heading strong { font-size: 1.3rem; }
@media (max-width: 768px) {
 .camera-auto-toggle { font-size: .8rem; padding: 8px 12px; }
 .hybrid-preview .camera-condition-heading strong { font-size: 1.05rem; }
}

/* One view selector; comparison is an independent checkbox. */
.camera-toolbar .camera-choices { display: inline-flex; gap: 0; padding: 3px; border: 1px solid #dce0e7; border-radius: 8px; background: #f5f6f9; }
.camera-toolbar .camera-choices button { min-width: 48px; padding: 8px 14px; border: 1px solid transparent; border-radius: 5px; background: transparent; font: inherit; font-size: .85rem; color: var(--text-secondary); cursor: pointer; }
.camera-toolbar .camera-choices button[aria-pressed="true"] { background: white; border-color: #d9d4f0; color: var(--primary-color); font-weight: 600; box-shadow: 0 1px 3px rgba(32,24,74,.06); }
.camera-compare-option { display: inline-flex; align-items: center; gap: 8px; padding: 8px 0; font-size: .85rem; color: var(--text-secondary); cursor: pointer; }
.camera-compare-option .camera-compare-toggle { appearance: auto; -webkit-appearance: checkbox; width: 16px; height: 16px; padding: 0; margin: 0; border-radius: 3px; accent-color: var(--primary-color); cursor: pointer; }
.camera-compare-option:has(input:checked) { color: var(--primary-color); }
.camera-compare-option input:focus-visible { outline: 2px solid var(--primary-color); outline-offset: 3px; }
@media (max-width: 768px) {
 .camera-toolbar .camera-choices button { min-width: 44px; padding: 8px 12px; }
 .camera-compare-option { font-size: .8rem; }
}

/* Research + Demos: quiet type, broad media, direct links to the studies. */
.hybrid-preview { --text-secondary: #566274; }
.hybrid-preview .site-nav .nav-brand { font-weight: 650; font-variant: normal; letter-spacing: -.025em; }
.hybrid-preview #top .hero-body { padding: 3rem 1.5rem .75rem; }
.hybrid-preview .publication-title { font-weight: 600 !important; margin-bottom: 1.5rem !important; }
.research-wordmark { display: flex; justify-content: center; align-items: center; gap: 15px; font-size: clamp(2rem, 4.7vw, 3.25rem); font-weight: 700; letter-spacing: -.045em; }
.research-wordmark img { width: 62px; height: 62px; object-fit: contain; }
.research-subtitle { display: block; max-width: 850px; margin: 18px auto 0; font-size: clamp(1.25rem, 2.8vw, 1.9rem); font-weight: 500; line-height: 1.4; letter-spacing: -.025em; text-wrap: balance; }
.hybrid-preview .publication-authors { max-width: 850px; margin: 0 auto 12px; font-size: .94rem !important; font-weight: 400; line-height: 1.85; }
.hybrid-preview .publication-authors a { font-weight: 500; }
.hybrid-preview .eql-cntrb { color: var(--text-secondary); font-size: .8rem; font-style: normal; }
.hybrid-preview .publication-links .button { border-radius: 5px !important; font-size: .86rem; font-weight: 500 !important; box-shadow: none; }
.hybrid-preview .publication-links .button:hover { transform: none; box-shadow: none; }
.hybrid-preview .publication-links .link-block:not(:first-child) .button { color: var(--text-primary) !important; background: white !important; border: 1px solid #d6dbe2 !important; }
.hybrid-preview .hero-stage { border-radius: 8px; box-shadow: none; }
.hybrid-preview .cmp-caption { font-size: .9rem; line-height: 1.7; }
.hybrid-preview .section { padding-top: 4rem; padding-bottom: 4rem; }
.hybrid-preview .hero-meta { padding-top: 1.5rem; padding-bottom: 3.5rem; }
.research-demos { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 36px; max-width: 1060px; margin: 0 auto 3rem; }
.research-demos a { display: block; border-top: 1px solid #d5dbe4; padding-top: 18px; color: var(--text-primary); }
.research-demo-title { display: flex; justify-content: space-between; gap: 12px; font-size: 1.2rem; font-weight: 600; letter-spacing: -.025em; }
.research-demo-title > span { color: var(--primary-color); font-size: 1.1rem; }
.research-demo-desc { display: block; margin-top: 8px; font-size: .9rem; line-height: 1.7; color: var(--text-secondary); }
.research-demos a:hover .research-demo-title { color: var(--primary-color); }
.hybrid-preview .hero-stat-num { font-size: 1.85rem; font-weight: 600; }
.hybrid-preview .hero-stat-label { text-transform: none; letter-spacing: 0; font-size: .8rem; line-height: 1.5; }
.hybrid-preview .hero-tldr { font-size: 1rem; line-height: 1.75; }
.hybrid-preview .title.is-3 { font-size: clamp(1.65rem, 3vw, 2rem); font-weight: 600 !important; letter-spacing: -.03em; padding-bottom: 0; margin-bottom: 1.5rem !important; }
.hybrid-preview .title.is-3::after { display: none; }
.hybrid-preview #abstract .content { max-width: 760px; margin-inline: auto; font-size: 1.0625rem; line-height: 1.8; text-align: left !important; }
.hybrid-preview .study-intro, .hybrid-preview .study-result { max-width: 780px; font-size: 1.0625rem; line-height: 1.8; }
.hybrid-preview .demo-label { font-family: inherit; letter-spacing: 0; text-transform: none; color: var(--text-secondary); }
.hybrid-preview .demo-label::before { box-shadow: none; width: 5px; height: 5px; }
.hybrid-preview .interaction-branch { box-shadow: none; border-radius: 8px; }
@media (max-width: 600px) {
 .hybrid-preview #top .hero-body { padding-top: 2rem; }
 .research-wordmark { gap: 9px; font-size: 1.95rem; }
 .research-wordmark img { width: 40px; height: 40px; }
 .research-subtitle { font-size: 1.2rem; margin-top: 16px; }
 .research-subtitle br { display: none; }
 .hybrid-preview .publication-authors { font-size: .82rem !important; }
 .hybrid-preview .section { padding: 2.75rem 1.25rem; }
 .hybrid-preview .hero-meta { padding-top: 1rem; }
 .research-demos { grid-template-columns: 1fr; gap: 22px; margin-bottom: 2.5rem; }
 .research-demo-title { font-size: 1.1rem; }
 .hybrid-preview .hero-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
 .hybrid-preview #abstract .content, .hybrid-preview .study-intro, .hybrid-preview .study-result { font-size: 1rem; }
}
@media (max-width: 600px) {
 .hybrid-preview .publication-links { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; }
 .hybrid-preview .publication-links .link-block { width: auto; margin: 0; }
 .hybrid-preview .publication-links .button { width: auto; margin: 0; font-size: .75rem; padding-inline: 10px; }
}