:root {
  --ink: #101517; --paper: #f3f1eb; --surface: #fffdf7; --muted: #677073;
  --line: #cfd2cc; --orange: #ff5c35; --lime: #c8f33d; --blue: #6678ff;
  --navy: #101d2c; --shadow: 0 24px 60px rgba(27, 39, 43, .1);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: Manrope, "Noto Sans SC", sans-serif; transition: background .25s, color .25s; }
a { color: inherit; text-decoration: none; }
button, input, select { font: inherit; }
.shell { width: min(1180px, calc(100% - 48px)); margin-inline: auto; }
.noise { position: fixed; inset: 0; opacity: .028; pointer-events: none; z-index: 20; background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E"); }
.site-header { height: 78px; display: flex; align-items: center; padding: 0 34px; border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 10; background: color-mix(in srgb, var(--paper) 90%, transparent); backdrop-filter: blur(18px); }
.brand { display: inline-flex; align-items: center; gap: 11px; min-width: 190px; }
.brand-mark { width: 38px; height: 38px; display: grid; place-items: center; background: var(--ink); color: white; font-size: 14px; font-weight: 800; letter-spacing: -2px; transform: skew(-8deg); }
.brand-mark span { color: var(--orange); }.brand > span:last-child { display: flex; flex-direction: column; line-height: 1.05; }.brand strong { font-size: 15px; }.brand small { font-size: 9px; letter-spacing: .18em; color: var(--muted); text-transform: uppercase; margin-top: 4px; }
nav { display: flex; gap: 30px; margin: auto; font-size: 13px; font-weight: 700; } nav a:hover { color: var(--orange); }
.theme-toggle { width: 38px; height: 38px; border: 1px solid var(--line); background: transparent; border-radius: 50%; cursor: pointer; color: inherit; }
.hero { min-height: 720px; padding: 110px 0 70px; position: relative; overflow: hidden; }
.eyebrow, .kicker { font-size: 10px; letter-spacing: .2em; font-weight: 800; }.eyebrow { display: flex; align-items: center; gap: 10px; color: var(--muted); }.eyebrow span { width: 36px; height: 2px; background: var(--orange); }
.hero h1 { font-size: clamp(64px, 9vw, 124px); line-height: .88; letter-spacing: -.075em; margin: 42px 0 32px; max-width: 850px; position: relative; z-index: 2; }.hero h1 em { font-style: normal; color: var(--orange); }
.hero-copy { max-width: 620px; font-size: 18px; line-height: 1.75; color: var(--muted); position: relative; z-index: 2; }.hero-actions { display: flex; gap: 12px; margin-top: 38px; position: relative; z-index: 2; }
.button { min-height: 48px; padding: 0 21px; display: inline-flex; align-items: center; justify-content: center; gap: 25px; border: 1px solid var(--ink); font-size: 12px; font-weight: 800; letter-spacing: .04em; }.button.primary { background: var(--ink); color: white; }.button.primary:hover { background: var(--orange); border-color: var(--orange); }.button.secondary:hover { background: var(--surface); }
.hero-metrics { display: flex; gap: 62px; margin-top: 82px; border-top: 1px solid var(--line); padding-top: 25px; position: relative; z-index: 2; }.hero-metrics div { display: flex; flex-direction: column; }.hero-metrics strong { font-size: 30px; letter-spacing: -.05em; }.hero-metrics span { color: var(--muted); font-size: 11px; margin-top: 4px; }
.hero-orbit { position: absolute; right: -70px; top: 70px; width: 520px; height: 520px; border-radius: 50%; opacity: .8; }.orbit { position: absolute; border: 1px solid var(--line); border-radius: 50%; }.orbit-one { inset: 0; }.orbit-two { inset: 70px; border-color: var(--orange); opacity: .45; }.hero-orbit:after { content: ''; position: absolute; inset: 140px; border-radius: 50%; background: radial-gradient(circle at 35% 35%, var(--lime), var(--blue)); filter: blur(1px); opacity: .8; }.node { position: absolute; width: 58px; height: 58px; border-radius: 50%; display: grid; place-items: center; background: var(--surface); border: 1px solid var(--line); z-index: 2; font-weight: 800; font-size: 11px; box-shadow: var(--shadow); }.node-a { top: 20px; left: 215px; }.node-b { bottom: 54px; left: 38px; }.node-c { right: 10px; bottom: 122px; }
.ticker { background: var(--ink); color: white; overflow: hidden; white-space: nowrap; padding: 18px 0; font-size: 11px; letter-spacing: .18em; font-weight: 700; }.ticker div { width: max-content; animation: ticker 25s linear infinite; }.ticker span { color: var(--lime); margin: 0 28px; }@keyframes ticker { to { transform: translateX(-35%); } }
.section { padding-top: 118px; padding-bottom: 118px; }.section-heading { display: grid; grid-template-columns: .75fr 1.25fr; align-items: start; margin-bottom: 52px; }.section-heading.compact { grid-template-columns: 1fr 1fr; }.section-index { font-size: 11px; color: var(--orange); font-weight: 800; }.kicker { margin: 10px 0 0; color: var(--muted); }.section h2 { font-size: clamp(36px, 5vw, 63px); line-height: 1.08; letter-spacing: -.055em; margin: 0; }.section-intro { max-width: 720px; color: var(--muted); line-height: 1.8; margin: -20px 0 48px auto; }
.track-grid { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--line); }.track-card { min-height: 410px; padding: 30px; position: relative; background: var(--surface); border-right: 1px solid var(--line); overflow: hidden; }.track-card:last-child { border-right: 0; }.track-card:before { content: ''; position: absolute; width: 180px; height: 180px; right: -85px; top: -85px; border-radius: 50%; background: var(--accent); opacity: .18; }.track-card.e2e { --accent: var(--orange); }.track-card.world { --accent: var(--blue); }.track-card.vla { --accent: var(--lime); }.track-card.rsi { --accent: #b899ff; }.track-number { color: var(--muted); font-size: 11px; }.track-icon { width: 66px; height: 66px; display: grid; place-items: center; border-radius: 50%; background: var(--accent); font-size: 25px; margin: 58px 0 26px; }.track-card h3 { font-size: 26px; letter-spacing: -.04em; margin: 0 0 15px; }.track-card p { color: var(--muted); line-height: 1.65; font-size: 14px; }.track-tags { display: flex; gap: 7px; flex-wrap: wrap; position: absolute; bottom: 28px; }.track-tags span, .tag-list span { font-size: 9px; font-weight: 700; padding: 6px 9px; border: 1px solid var(--line); border-radius: 50px; }
.papers-section { background: #e6e8e1; }.paper-toolbar { display: flex; justify-content: space-between; align-items: center; gap: 20px; margin-bottom: 18px; }.filter-group { display: flex; flex-wrap: wrap; gap: 7px; }.filter { border: 1px solid #bcc0b8; background: transparent; border-radius: 50px; padding: 10px 16px; cursor: pointer; font-size: 11px; font-weight: 700; color: inherit; }.filter.active, .filter:hover { background: var(--ink); color: white; border-color: var(--ink); }.search { width: 320px; display: flex; align-items: center; gap: 8px; border-bottom: 1px solid #9ca29b; padding: 8px 0; }.search input { border: 0; background: transparent; outline: 0; width: 100%; color: inherit; }.result-count { color: var(--muted); font-size: 11px; margin: 24px 0 16px; }.paper-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }.paper-card { min-height: 330px; display: flex; flex-direction: column; padding: 24px; background: var(--surface); border: 1px solid transparent; transition: .2s ease; }.paper-card:hover { transform: translateY(-4px); border-color: var(--ink); box-shadow: var(--shadow); }.paper-meta { display: flex; align-items: center; justify-content: space-between; font-size: 10px; color: var(--muted); }.track-pill { padding: 6px 8px; color: var(--ink); font-weight: 800; }.track-pill.e2e { background: #ffd3c8; }.track-pill.world-model { background: #d7dbff; }.track-pill.vla { background: #e8ff9a; }.track-pill.rsi { background: #e1d5ff; }.paper-card h3 { font-size: 25px; margin: 35px 0 9px; letter-spacing: -.04em; }.paper-title { font-size: 13px; line-height: 1.55; color: var(--muted); margin: 0 0 12px; }.paper-summary { font-size: 12px; line-height: 1.65; color: var(--ink); margin: 0 0 20px; }.paper-summary span { display: block; margin-bottom: 5px; color: var(--orange); font-size: 9px; font-weight: 800; letter-spacing: .12em; }.tag-list { display: flex; gap: 5px; flex-wrap: wrap; }.paper-footer { border-top: 1px solid var(--line); margin-top: auto; padding-top: 17px; display: flex; justify-content: space-between; align-items: center; font-size: 10px; }.paper-footer div { display: flex; gap: 12px; font-weight: 700; }.paper-footer a:hover, .benchmark-links a:hover { color: var(--orange); }.empty-state { text-align: center; padding: 80px; color: var(--muted); }
.benchmark-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }.benchmark-card { padding: 30px; border: 1px solid var(--line); background: var(--surface); }.benchmark-top { display: flex; justify-content: space-between; font-size: 9px; font-weight: 800; letter-spacing: .12em; }.benchmark-track { color: var(--orange); }.access { padding: 5px 8px; border-radius: 50px; background: #eee; }.access.open { background: #e8ff9a; }.benchmark-card h3 { font-size: 28px; margin: 30px 0 10px; letter-spacing: -.04em; }.benchmark-card > p { color: var(--muted); font-size: 13px; line-height: 1.7; min-height: 66px; }.benchmark-card dl { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; border-block: 1px solid var(--line); padding: 18px 0; margin: 25px 0; }.benchmark-card dl div { min-width: 0; }.benchmark-card dt { font-size: 9px; color: var(--muted); margin-bottom: 7px; }.benchmark-card dd { font-size: 11px; font-weight: 700; margin: 0; overflow-wrap: anywhere; }.benchmark-links { display: flex; gap: 18px; font-size: 11px; font-weight: 800; }
.resource-group + .resource-group { margin-top: 84px; }.resource-heading { margin: 0 0 24px auto; max-width: 720px; }.resource-heading h3 { margin: 8px 0 0; font-size: clamp(26px, 3vw, 38px); letter-spacing: -.04em; }.source-status { color: var(--muted); font-weight: 800; }.source-status.available { color: #527000; }
.paper-footer a { display: inline-grid; place-items: center; min-width: 24px; min-height: 24px; font-size: 16px; }.dataset-paper-title { min-height: 0 !important; margin: -4px 0 12px !important; color: var(--muted); font-size: 11px !important; font-style: italic; line-height: 1.45 !important; }.dataset-card .benchmark-links { gap: 14px; font-size: 16px; }
  .dataset-group + .dataset-group, .benchmark-category + .benchmark-category { margin-top: 46px; }.dataset-group h4, .benchmark-category h4 { margin: 0 0 18px; font-size: 18px; letter-spacing: -.02em; }.category-count { color: var(--muted); font-size: 11px; font-weight: 500; margin-left: 5px; }.benchmark-groups > .benchmark-category { display: block; }.dataset-card h3 { margin-bottom: 9px; }.dataset-card > p:not(.dataset-paper-title) { min-height: 66px; }
.leaderboard-section { background: var(--navy); color: #f5f5ef; }.section-heading.light .kicker { color: #9da8b3; }.leaderboard-controls { display: flex; align-items: end; justify-content: space-between; border-top: 1px solid #32404f; padding-top: 25px; margin-bottom: 24px; }.leaderboard-controls label { display: flex; flex-direction: column; gap: 9px; font-size: 9px; letter-spacing: .12em; color: #9da8b3; }.leaderboard-controls select { width: 300px; padding: 11px 12px; border: 1px solid #455464; background: #182839; color: white; }.leaderboard-controls p { font-size: 11px; color: #9da8b3; }.table-wrap { overflow-x: auto; border: 1px solid #32404f; }table { width: 100%; border-collapse: collapse; min-width: 850px; }th, td { padding: 17px 16px; text-align: left; border-bottom: 1px solid #32404f; font-size: 12px; }th { color: #8794a0; font-size: 9px; letter-spacing: .1em; }td small { display: block; color: #8794a0; margin-top: 4px; }.rank { color: #8794a0; font-variant-numeric: tabular-nums; }.rank.top-1 { color: var(--lime); }.status { font-size: 9px; padding: 5px 8px; border: 1px solid #455464; border-radius: 50px; white-space: nowrap; }.status.verified { color: var(--lime); border-color: var(--lime); }.status.published { color: #aeb9ff; border-color: #6678ff; }.no-results { text-align: center; padding: 50px; color: #8794a0; }.submit-panel { margin-top: 40px; padding: 34px; border: 1px solid #425160; display: grid; grid-template-columns: 1.2fr 1.1fr auto; gap: 36px; align-items: center; background: linear-gradient(135deg, #182839, #101d2c); }.submit-label { color: var(--lime); font-size: 9px; letter-spacing: .15em; }.submit-panel h3 { font-size: 22px; margin: 10px 0 0; }.submit-panel ol { margin: 0; padding-left: 20px; color: #b1bbc4; font-size: 11px; line-height: 1.9; }.submit-panel code { color: white; }.button.lime { background: var(--lime); color: #101517; border-color: var(--lime); white-space: nowrap; }
.principles { display: grid; grid-template-columns: .5fr 1.5fr; }.principle-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }.principle-grid article { border-top: 2px solid var(--ink); padding-top: 18px; }.principle-grid strong { color: var(--orange); font-size: 10px; }.principle-grid h3 { margin: 40px 0 10px; font-size: 18px; }.principle-grid p { color: var(--muted); font-size: 12px; line-height: 1.7; }
footer { border-top: 1px solid var(--line); padding: 44px 0; }footer .shell { display: flex; align-items: center; justify-content: space-between; }.footer-brand { min-width: 0; }footer p, footer a { font-size: 10px; color: var(--muted); }footer a { font-weight: 800; }
.load-error { position: fixed; left: 50%; top: 18px; transform: translateX(-50%); z-index: 50; background: #a52a2a; color: white; padding: 12px 18px; font-size: 12px; box-shadow: var(--shadow); }
.dark { --ink: #f2f0e8; --paper: #0f1417; --surface: #171d20; --muted: #9da5a7; --line: #343b3d; --navy: #090e12; --shadow: 0 24px 60px rgba(0,0,0,.3); }.dark .brand-mark, .dark .button.primary, .dark .filter.active, .dark .filter:hover { background: var(--orange); border-color: var(--orange); }.dark .papers-section { background: #12191c; }.dark .track-pill, .dark .button.lime { color: #101517; }.dark .access { color: #101517; }.dark .filter { border-color: #465052; }
@media (max-width: 900px) { nav { display: none; }.hero-orbit { opacity: .22; right: -250px; }.section-heading, .section-heading.compact { grid-template-columns: 1fr; gap: 26px; }.track-grid, .paper-grid { grid-template-columns: 1fr 1fr; }.track-card { border-bottom: 1px solid var(--line); }.track-card:nth-child(2n) { border-right: 0; }.submit-panel { grid-template-columns: 1fr; }.principles { grid-template-columns: 1fr; gap: 40px; } }
@media (max-width: 640px) { .shell { width: min(100% - 28px, 1180px); }.site-header { padding: 0 14px; }.theme-toggle { margin-left: auto; }.hero { min-height: 660px; padding-top: 80px; }.hero h1 { font-size: 60px; }.hero-actions, .hero-metrics { flex-wrap: wrap; }.hero-metrics { gap: 28px; }.section { padding-block: 80px; }.track-grid, .paper-grid, .benchmark-grid, .principle-grid { grid-template-columns: 1fr; }.track-card:last-child { grid-column: auto; }.track-card { border-right: 0; }.paper-toolbar, .leaderboard-controls, footer .shell { align-items: stretch; flex-direction: column; }.search, .leaderboard-controls select { width: 100%; }.benchmark-card dl { grid-template-columns: 1fr; }.section-intro { margin-top: 0; }.hero-orbit { display: none; } }

/* Paper detail experience and usability refinements */
:root { scroll-behavior: smooth; scroll-padding-top: 92px; }
:focus-visible { outline: 3px solid var(--orange); outline-offset: 3px; }
.site-header { position: sticky; top: 0; z-index: 30; background: rgba(248,248,242,.94); backdrop-filter: blur(14px); }
.menu-toggle { display: none; }
.paper-intro { max-width: 760px; margin: -20px 0 34px auto; }
.paper-tools { display: grid; gap: 18px; border-top: 1px solid var(--line); padding-top: 24px; }
.paper-query-controls { display: flex; align-items: center; gap: 14px; }
.paper-query-controls .search { flex: 1; width: auto; min-height: 46px; padding: 0 14px; border: 1px solid var(--line); border-radius: 7px; background: var(--surface); }
.paper-query-controls .search span { color: var(--orange); font-size: 21px; }
.paper-query-controls .search input { min-height: 44px; }
.sort-control { display: flex; align-items: center; gap: 9px; color: var(--muted); font-size: 10px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.sort-control select { min-height: 44px; min-width: 155px; padding: 0 12px; border: 1px solid var(--line); border-radius: 7px; color: var(--ink); background: var(--surface); font: inherit; letter-spacing: 0; text-transform: none; }
.clear-search { min-height: 44px; padding: 0 14px; border: 1px solid var(--line); border-radius: 7px; background: transparent; color: var(--muted); cursor: pointer; font: inherit; font-size: 11px; font-weight: 700; }
.clear-search:hover, .saved-toggle:hover { border-color: var(--ink); color: var(--ink); }
.paper-result-bar { display: flex; align-items: center; justify-content: space-between; min-height: 54px; }
.paper-result-bar .result-count { margin: 10px 0; }
.saved-toggle { display: inline-flex; align-items: center; gap: 8px; padding: 8px 12px; border: 1px solid var(--line); border-radius: 50px; background: transparent; color: var(--muted); cursor: pointer; font: inherit; font-size: 10px; font-weight: 800; }
.saved-toggle > span:first-child { color: var(--orange); font-size: 15px; }
.saved-toggle.active { background: var(--ink); border-color: var(--ink); color: var(--paper); }
.saved-count { opacity: .72; font-variant-numeric: tabular-nums; }
.paper-card { min-height: 378px; position: relative; border-radius: 10px; }
.paper-card[hidden] { display: none; }
.paper-card h3 { margin-top: 26px; }
.paper-card .paper-summary { display: -webkit-box; -webkit-line-clamp: 5; -webkit-box-orient: vertical; overflow: hidden; }
.paper-footer { gap: 12px; flex-wrap: wrap; }
.paper-footer > div { flex-wrap: wrap; }
.paper-footer a.source-link { min-width: 0; min-height: 24px; font-size: 10px; }
.paper-card-actions { display: flex; align-items: center; justify-content: space-between; margin-top: 16px; padding-top: 12px; border-top: 1px solid var(--line); }
.paper-read-link { display: inline-flex; align-items: center; gap: 8px; min-height: 32px; color: var(--ink); font-size: 11px; font-weight: 800; }
.paper-read-link span { color: var(--orange); transition: transform .18s ease; }
.paper-read-link:hover span { transform: translateX(4px); }
.bookmark-button { width: 36px; height: 36px; border: 1px solid var(--line); border-radius: 50%; background: transparent; color: var(--orange); cursor: pointer; font-size: 18px; }
.bookmark-button:hover, .bookmark-button[aria-pressed="true"] { background: var(--ink); border-color: var(--ink); color: var(--lime); }
.paper-dialog { width: min(1120px, calc(100vw - 30px)); max-width: none; max-height: min(92vh, 980px); padding: 0; border: 1px solid var(--line); border-radius: 14px; color: var(--ink); background: var(--paper); box-shadow: 0 30px 100px rgba(0,0,0,.34); }
.paper-dialog::backdrop { background: rgba(7,12,16,.68); backdrop-filter: blur(4px); }
.paper-dialog-shell { max-height: min(92vh, 980px); overflow-y: auto; overscroll-behavior: contain; }
.paper-dialog-bar { position: sticky; top: 0; z-index: 5; display: flex; justify-content: space-between; align-items: center; min-height: 52px; padding: 8px 22px; border-bottom: 1px solid var(--line); background: rgba(248,248,242,.94); backdrop-filter: blur(12px); }
.paper-dialog-bar > span { color: var(--muted); font-size: 9px; font-weight: 800; letter-spacing: .14em; }
.paper-dialog-bar i { display: inline-block; width: 20px; height: 1px; margin: 0 8px 3px; background: var(--orange); }
.dialog-close { width: 36px; height: 36px; border: 1px solid var(--line); border-radius: 50%; background: transparent; color: var(--ink); cursor: pointer; font-size: 23px; line-height: 1; }
.dialog-close:hover { background: var(--ink); color: var(--paper); }
.paper-detail-content { padding: 0 26px 28px; }
.paper-detail-head { padding: 30px 0 20px; border-bottom: 1px solid var(--line); }
.detail-kicker { display: flex; flex-wrap: wrap; gap: 9px; color: var(--muted); font-size: 9px; font-weight: 800; letter-spacing: .08em; }
.detail-kicker span:first-child { color: var(--orange); }
.paper-detail-title { max-width: 900px; margin: 18px 0 8px; font-size: clamp(32px,5vw,54px); line-height: 1.04; letter-spacing: -.055em; }
.paper-detail-full-title { max-width: 900px; color: var(--muted); font-size: 14px; line-height: 1.7; }
.detail-action-row { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 22px; }
.detail-action-row .button { min-height: 39px; padding: 0 13px; gap: 7px; font-size: 10px; }
.detail-action-row .button.primary { background: var(--orange); border-color: var(--orange); color: #14191b; }
.detail-action-row .button.secondary { border-color: var(--line); }
.detail-navigation { display: flex; justify-content: space-between; gap: 10px; margin-top: 22px; }
.detail-navigation button { border: 0; background: transparent; color: var(--muted); cursor: pointer; font: inherit; font-size: 10px; font-weight: 700; }
.detail-navigation button:hover { color: var(--orange); }
.paper-detail-grid { display: grid; grid-template-columns: minmax(0,1.55fr) minmax(270px,.8fr); gap: 18px; padding-top: 20px; align-items: start; }
.analysis-main, .analysis-aside { display: grid; gap: 14px; }
.analysis-card { padding: 22px; border: 1px solid var(--line); border-radius: 10px; background: var(--surface); }
.analysis-lead { background: linear-gradient(135deg, rgba(255,116,74,.13), var(--surface) 68%); }
.analysis-section-label { display: flex; align-items: center; gap: 10px; color: var(--muted); font-size: 9px; font-weight: 800; letter-spacing: .11em; }
.analysis-section-label span { color: var(--orange); font-variant-numeric: tabular-nums; }
.analysis-card h2 { margin: 15px 0 10px; font-size: 21px; letter-spacing: -.035em; line-height: 1.25; }
.analysis-card h3 { margin: 19px 0 10px; font-size: 11px; }
.analysis-card p { color: var(--muted); font-size: 12px; line-height: 1.8; }
.analysis-framing { color: var(--ink) !important; }
.analysis-source-summary { margin-top: 12px; padding-left: 14px; border-left: 2px solid var(--orange); color: var(--ink) !important; }
.analysis-footnote { margin-top: 14px; padding-top: 12px; border-top: 1px solid var(--line); font-size: 10px !important; }
.section-help, .muted-copy { color: var(--muted); font-size: 10px; line-height: 1.7; }
.analysis-steps { display: grid; gap: 10px; margin: 18px 0 0; padding: 0; list-style: none; }
.analysis-step { display: grid; grid-template-columns: 36px 1fr; gap: 12px; padding: 13px; border: 1px solid var(--line); border-radius: 7px; }
.analysis-step > span { color: var(--orange); font-size: 10px; font-weight: 800; }
.analysis-step p { color: var(--ink); }
.reader-prompts { display: grid; gap: 10px; margin: 16px 0 0; padding: 0; list-style: none; }
.reader-prompts li { display: grid; grid-template-columns: 18px 1fr; gap: 9px; }
.reader-prompts li > span { color: var(--orange); }
.reader-prompts p { color: var(--ink); }

.paper-facts { display: grid; gap: 0; margin: 16px 0 20px; }
.paper-facts div { display: flex; justify-content: space-between; gap: 14px; border-bottom: 1px solid var(--line); padding: 10px 0; }
.paper-facts dt { color: var(--muted); font-size: 10px; }
.paper-facts dd { margin: 0; text-align: right; font-size: 10px; font-weight: 700; }
.detail-chip-list { display: flex; flex-wrap: wrap; gap: 6px; }
.detail-chip { padding: 6px 9px; border: 1px solid var(--line); border-radius: 50px; color: var(--muted); font-size: 9px; line-height: 1.2; }
.resource-status { display: grid; gap: 8px; margin-top: 16px; padding: 13px; border-radius: 7px; background: rgba(0,0,0,.035); }
.resource-status strong { font-size: 10px; }
.resource-state, .detail-resource-link { color: var(--muted); font-size: 10px; line-height: 1.6; }
.detail-resource-link { color: var(--orange); font-weight: 800; }
.related-paper-list { display: grid; gap: 7px; margin: 15px 0 0; padding: 0; list-style: none; }
.related-paper { display: grid; gap: 5px; width: 100%; padding: 12px; border: 1px solid var(--line); border-radius: 7px; background: transparent; color: var(--ink); text-align: left; cursor: pointer; }
.related-paper:hover { border-color: var(--orange); transform: translateY(-1px); }
.related-track { color: var(--orange); font-size: 8px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.related-paper strong { font-size: 11px; }
.related-paper small { color: var(--muted); font-size: 9px; line-height: 1.5; }
.empty-state { border: 1px dashed var(--line); border-radius: 10px; }
.empty-state strong { display: block; color: var(--ink); font-size: 17px; }
.empty-state p { margin: 8px 0 20px; }
.empty-state .button { cursor: pointer; }
.dark .site-header, .dark .paper-dialog-bar { background: rgba(15,20,23,.94); }
.dark .paper-dialog { background: var(--paper); }
.dark .saved-toggle.active { color: var(--paper); }
.dark .paper-card .source-status.available { color: var(--lime); }
@media (max-width: 900px) {
  .menu-toggle { display: grid; gap: 4px; width: 38px; height: 38px; place-content: center; border: 1px solid var(--line); border-radius: 50%; background: transparent; cursor: pointer; }
  .menu-toggle span { display: block; width: 14px; height: 1.5px; background: var(--ink); transition: transform .18s ease; }
  .menu-toggle[aria-expanded="true"] span:first-child { transform: translateY(5.5px) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .menu-toggle[aria-expanded="true"] span:last-child { transform: translateY(-5.5px) rotate(-45deg); }
  .site-header nav { display: none; position: absolute; top: calc(100% - 1px); left: 12px; right: 12px; padding: 10px; border: 1px solid var(--line); border-radius: 10px; background: var(--paper); box-shadow: var(--shadow); }
  .site-header nav.open { display: grid; }
  .site-header nav a { padding: 12px; }
  .paper-detail-grid { grid-template-columns: 1fr; }
  .analysis-aside { grid-template-columns: repeat(2,minmax(0,1fr)); }
}
@media (max-width: 640px) {
  .paper-intro { margin: 0 0 28px; }
  .paper-query-controls { display: grid; grid-template-columns: 1fr auto; }
  .paper-query-controls .search { grid-column: 1 / -1; }
  .sort-control { justify-content: space-between; }
  .sort-control select { flex: 1; }
  .paper-card { min-height: 0; }
  .paper-dialog { width: calc(100vw - 12px); max-height: 96vh; border-radius: 10px; }
  .paper-dialog-shell { max-height: 96vh; }
  .paper-dialog-bar { min-height: 44px; padding-inline: 14px; }
  .paper-detail-content { padding: 0 14px 18px; }
  .paper-detail-head { padding-top: 22px; }
  .paper-detail-title { font-size: 34px; }
  .detail-action-row .button { flex: 1 1 42%; }
  .detail-navigation { flex-wrap: wrap; }
  .detail-navigation > span { order: 3; width: 100%; text-align: center; padding-top: 8px; }
  .analysis-aside { grid-template-columns: 1fr; }
  .analysis-card { padding: 17px; }
  .paper-result-bar { gap: 8px; }
  .saved-toggle { flex: 0 0 auto; }
}
@media (prefers-reduced-motion: reduce) {
  :root { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}