/* Long-horizon crosswalk.  Shared tokens and typography live in styles.css. */
.long-horizon-page { min-height: 100vh; }
.long-horizon-page.drawer-open { overflow: hidden; }
.long-app-shell { padding-bottom: 42px; }
.long-topbar { position: sticky; }
.long-nav { gap: 18px; }
.long-nav a { white-space: nowrap; }

.long-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.22fr) minmax(300px, .78fr);
  gap: clamp(38px, 7vw, 104px);
  padding: 67px 0 58px;
  border-bottom: 1px solid var(--line);
}
.long-hero-copy { max-width: 735px; }
.long-hero h1 { margin: 0 0 23px; font-size: clamp(47px, 7.2vw, 93px); line-height: .93; letter-spacing: -.085em; }
.long-hero h1 em { color: var(--accent); font-style: normal; }
.long-hero-lede { max-width: 660px; margin: 0; color: var(--muted); font-size: 14px; line-height: 1.85; }
.long-hero-actions { display: flex; align-items: center; gap: 18px; margin-top: 29px; }
.long-hero-aside { display: grid; align-content: center; gap: 25px; }
.long-signal-card { padding: 20px; border: 1px solid color-mix(in srgb, var(--accent) 32%, var(--line)); border-radius: 14px; background: linear-gradient(145deg, color-mix(in srgb, var(--accent) 8%, var(--surface)), var(--surface)); }
.long-signal-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 23px; }
.long-signal-mark { color: var(--accent); font: 10px var(--mono); }
.long-signal-card strong { display: block; margin-bottom: 8px; color: var(--text); font: 23px var(--mono); letter-spacing: -.07em; }
.long-signal-card p { margin: 0; color: var(--muted); font-size: 11px; line-height: 1.72; }
.long-mini-note { display: flex; gap: 9px; align-items: center; color: var(--muted-2); font: 10px var(--mono); line-height: 1.5; }

.long-stat-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 1px; margin-top: 20px; border: 1px solid var(--line); background: var(--line); }
.long-stat-card { min-height: 115px; display: grid; align-content: space-between; gap: 6px; padding: 16px 17px; background: var(--surface); }
.long-stat-card strong { color: var(--text); font: 27px var(--mono); letter-spacing: -.07em; }
.long-stat-card > span:last-child { color: var(--muted-2); font-size: 10px; line-height: 1.4; }
.long-stat-primary { background: linear-gradient(145deg, var(--accent-soft), var(--surface)); }
.long-stat-primary strong { color: var(--accent); }

.long-coverage-strip { display: grid; grid-template-columns: minmax(0, .96fr) minmax(0, 1.04fr); gap: 50px; padding: 78px 0 15px; }
.long-coverage-copy h2 { margin: 0 0 16px; font-size: clamp(31px, 4vw, 53px); line-height: .98; letter-spacing: -.075em; }
.long-coverage-copy h2 em { color: var(--accent); font-style: normal; }
.long-coverage-copy > p:not(.section-index) { max-width: 545px; color: var(--muted); font-size: 13px; line-height: 1.8; }
.long-coverage-legend { align-self: center; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 9px; padding: 16px; border: 1px solid var(--line); border-radius: 13px; background: var(--surface); }
.long-legend-item { display: flex; align-items: flex-start; gap: 10px; min-width: 0; padding: 9px; border: 1px solid var(--line); border-radius: 8px; background: var(--surface-2); }
.long-legend-item strong { display: block; color: var(--text); font: 9px var(--mono); letter-spacing: .07em; }
.long-legend-item small { display: block; margin-top: 5px; color: var(--muted-2); font-size: 10px; line-height: 1.4; }
.long-status-dot { width: 8px; height: 8px; flex: 0 0 auto; margin-top: 4px; border-radius: 50%; background: var(--muted-2); box-shadow: 0 0 0 4px var(--surface-3); }
.long-status-dot.canonical { background: var(--accent); box-shadow: 0 0 0 4px var(--accent-soft); }
.long-status-dot.external { background: var(--yellow); box-shadow: 0 0 0 4px color-mix(in srgb, var(--yellow) 12%, transparent); }
.long-status-dot.missing { background: var(--muted-2); }

.long-directory { padding: 73px 0 66px; }
.long-section-heading { align-items: end; margin-bottom: 23px; }
.long-section-heading h2 { margin-bottom: 7px; }
.inline-link { color: var(--accent); text-decoration: underline; text-decoration-color: color-mix(in srgb, var(--accent) 45%, transparent); text-underline-offset: 3px; }
.long-count-wrap { display: flex; align-items: baseline; gap: 5px; color: var(--muted-2); font: 10px var(--mono); white-space: nowrap; }
.long-count-wrap strong { color: var(--accent); font-size: 23px; font-weight: 500; }
.long-toolbar { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; padding: 12px; border: 1px solid var(--line); border-radius: 12px; background: color-mix(in srgb, var(--surface) 82%, transparent); }
.long-search { min-width: min(315px, 100%); flex: 1 1 250px; display: flex; align-items: center; gap: 8px; padding: 8px 10px; border: 1px solid var(--line); border-radius: 7px; background: var(--surface-2); }
.long-search:focus-within { border-color: color-mix(in srgb, var(--accent) 55%, transparent); box-shadow: 0 0 0 3px var(--accent-soft); }
.long-search input { width: 100%; min-width: 0; border: 0; outline: 0; background: transparent; color: var(--text); font-size: 11px; }
.long-search input::placeholder { color: var(--muted-2); }
.long-search kbd { color: var(--muted-2); font: 9px var(--mono); border: 1px solid var(--line); border-radius: 3px; padding: 2px 4px; }
.long-toolbar .select-wrap select { min-width: 131px; }
.long-active-filters { min-height: 22px; display: flex; align-items: center; gap: 7px; flex-wrap: wrap; padding: 10px 2px 0; color: var(--muted-2); font: 9px var(--mono); }
.long-filter-tag { display: inline-flex; align-items: center; gap: 5px; padding: 4px 7px; border: 1px solid color-mix(in srgb, var(--accent) 35%, transparent); border-radius: 4px; color: var(--accent); background: var(--accent-soft); }

.long-directory-layout { display: grid; grid-template-columns: 178px minmax(0, 1fr); gap: 18px; margin-top: 20px; }
.long-domain-rail { align-self: start; position: sticky; top: 94px; display: grid; gap: 5px; }
.long-rail-label { padding: 3px 8px 8px; color: var(--muted-2); font: 9px var(--mono); letter-spacing: .12em; }
.long-domain-chip { width: 100%; display: flex; justify-content: space-between; align-items: center; gap: 8px; padding: 8px 9px; border: 1px solid transparent; border-radius: 6px; background: transparent; color: var(--muted); text-align: left; font: 10px var(--mono); cursor: pointer; transition: all .2s ease; }
.long-domain-chip b { color: var(--muted-2); font: 9px var(--mono); font-weight: 400; }
.long-domain-chip:hover { color: var(--text); background: var(--surface-2); }
.long-domain-chip.active { border-color: color-mix(in srgb, var(--accent) 30%, transparent); background: var(--accent-soft); color: var(--accent); }
.long-domain-chip.active b { color: var(--accent); }
.long-rail-note { display: flex; gap: 7px; align-items: flex-start; margin-top: 17px; padding: 10px 8px; border-top: 1px solid var(--line); color: var(--muted-2); font-size: 10px; line-height: 1.55; }
.long-results { min-width: 0; }
.long-benchmark-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 11px; }
.long-benchmark-card { min-width: 0; display: flex; flex-direction: column; min-height: 365px; padding: 16px; border: 1px solid var(--line); border-radius: 13px; background: linear-gradient(145deg, var(--surface), var(--surface-2)); cursor: pointer; transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease; }
.long-benchmark-card:hover, .long-benchmark-card:focus-visible { outline: 0; transform: translateY(-2px); border-color: color-mix(in srgb, var(--accent) 53%, transparent); box-shadow: var(--shadow); }
.long-benchmark-card.is-canonical { border-color: color-mix(in srgb, var(--accent) 25%, var(--line)); }
.long-benchmark-card.is-external { border-style: dashed; border-color: color-mix(in srgb, var(--yellow) 35%, var(--line)); }
.long-card-top { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.long-card-index { color: var(--muted-2); font: 9px var(--mono); }
.long-tier { padding: 3px 6px; border-radius: 4px; color: var(--yellow); background: color-mix(in srgb, var(--yellow) 11%, transparent); font: 9px var(--mono); }
.long-benchmark-card h3 { overflow: hidden; margin: 18px 0 2px; color: var(--text); font-size: 16px; line-height: 1.15; letter-spacing: -.04em; text-overflow: ellipsis; white-space: nowrap; }
.long-card-alias { overflow: hidden; margin: 0; color: var(--muted-2); font: 9px var(--mono); text-overflow: ellipsis; white-space: nowrap; }
.long-card-summary { display: -webkit-box; overflow: hidden; min-height: 58px; margin: 13px 0 14px; color: var(--muted); font-size: 11px; line-height: 1.6; -webkit-box-orient: vertical; -webkit-line-clamp: 3; }
.long-card-status { display: inline-flex; align-items: center; gap: 6px; width: max-content; max-width: 100%; padding: 4px 7px; border: 1px solid var(--line); border-radius: 999px; color: var(--muted); font: 9px var(--mono); }
.long-card-status.canonical { color: var(--accent); border-color: color-mix(in srgb, var(--accent) 31%, transparent); background: var(--accent-soft); }
.long-card-status.external { color: var(--yellow); border-color: color-mix(in srgb, var(--yellow) 35%, transparent); background: color-mix(in srgb, var(--yellow) 8%, transparent); }
.long-card-status.missing { color: var(--muted-2); }
.long-card-meta { display: grid; grid-template-columns: 1fr 1fr; gap: 7px; margin-top: auto; }
.long-card-meta > span { min-width: 0; display: grid; gap: 3px; padding-top: 8px; border-top: 1px solid var(--line); }
.long-card-meta label { color: var(--muted-2); font: 8px var(--mono); letter-spacing: .06em; text-transform: uppercase; }
.long-card-meta strong { overflow: hidden; color: var(--text); font: 10px var(--mono); font-weight: 400; text-overflow: ellipsis; white-space: nowrap; }
.long-card-protocol { overflow: hidden; margin: 12px 0 0; color: var(--muted-2); font-size: 10px; line-height: 1.5; text-overflow: ellipsis; white-space: nowrap; }
.long-source-list { display: grid; gap: 5px; margin-top: 13px; padding-top: 10px; border-top: 1px solid var(--line); }
.long-source-list-label { color: var(--muted-2); font: 8px var(--mono); letter-spacing: .1em; text-transform: uppercase; }
.long-source-link { display: flex; align-items: center; justify-content: space-between; gap: 7px; min-width: 0; color: var(--accent); font: 9px var(--mono); }
.long-source-link span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.long-source-link small { flex: 0 0 auto; color: var(--muted-2); font-size: 8px; }
.long-source-link:hover { text-decoration: underline; }
.long-source-link.needs-recheck { color: var(--yellow); }
.long-card-foot { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-top: 11px; color: var(--muted-2); font: 9px var(--mono); }
.long-card-foot .open-label { color: var(--accent); }
.long-empty { padding: 70px 20px; border: 1px dashed var(--line-strong); border-radius: 13px; text-align: center; }
.long-empty .empty-icon { display: block; margin-bottom: 10px; color: var(--muted-2); font: 30px var(--mono); }
.long-empty h3 { margin: 0 0 7px; font-size: 17px; }
.long-empty p { margin: 0 0 17px; color: var(--muted); font-size: 11px; }

.long-agents-section { padding: 8px 0 78px; border-top: 1px solid var(--line); }
.long-agent-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; }
.long-agent-card { min-width: 0; display: grid; gap: 9px; padding: 15px; border: 1px solid var(--line); border-radius: 11px; background: var(--surface); }
.long-agent-card:hover { border-color: color-mix(in srgb, var(--accent) 38%, var(--line)); }
.long-agent-top { display: flex; align-items: baseline; justify-content: space-between; gap: 8px; }
.long-agent-top h3 { overflow: hidden; margin: 0; color: var(--text); font-size: 14px; text-overflow: ellipsis; white-space: nowrap; }
.long-agent-kind { color: var(--muted-2); font: 8px var(--mono); }
.long-agent-card p { min-height: 39px; margin: 0; color: var(--muted); font-size: 10px; line-height: 1.55; }
.long-agent-sources { display: grid; gap: 5px; padding-top: 9px; border-top: 1px solid var(--line); }
.long-agent-sources a { overflow: hidden; color: var(--accent); font: 9px var(--mono); text-overflow: ellipsis; white-space: nowrap; }
.long-agent-sources a:hover { text-decoration: underline; }

.long-method-section { display: grid; grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr); gap: 70px; padding: 8px 0 74px; border-top: 1px solid var(--line); }
.long-method-copy { padding-top: 66px; }
.long-method-copy h2 { max-width: 540px; margin: 0 0 17px; font-size: clamp(29px, 4vw, 50px); line-height: 1; letter-spacing: -.07em; }
.long-method-copy > p:not(.section-index) { max-width: 540px; color: var(--muted); font-size: 13px; line-height: 1.8; }
.long-method-flow { align-self: center; display: flex; align-items: center; justify-content: space-between; gap: 7px; margin-top: 63px; padding: 24px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.long-flow-step { display: grid; gap: 6px; min-width: 0; }
.long-flow-step span { color: var(--accent); font: 10px var(--mono); }
.long-flow-step strong { font-size: 15px; letter-spacing: -.03em; }
.long-flow-step small { color: var(--muted); font: 10px var(--mono); }

.long-drawer-backdrop { position: fixed; inset: 0; z-index: 19; background: rgba(3, 7, 12, .58); backdrop-filter: blur(4px); }
.long-detail-drawer { position: fixed; z-index: 20; top: 0; right: 0; width: min(600px, 100%); height: 100dvh; overflow-y: auto; transform: translateX(102%); transition: transform .28s ease; border-left: 1px solid var(--line-strong); background: var(--surface); box-shadow: -30px 0 80px rgba(0, 0, 0, .35); }
.long-detail-drawer.open { transform: translateX(0); }
.long-drawer-head { display: flex; justify-content: space-between; align-items: center; position: sticky; top: 0; z-index: 2; padding: 21px 25px; border-bottom: 1px solid var(--line); background: color-mix(in srgb, var(--surface) 93%, transparent); backdrop-filter: blur(16px); }
.long-drawer-content { padding: 27px 25px 45px; }
.long-drawer-title-row { display: flex; align-items: flex-start; justify-content: space-between; gap: 13px; margin-bottom: 17px; }
.long-drawer-title-row h2 { margin: 0 0 5px; font-size: 27px; line-height: 1.02; letter-spacing: -.06em; }
.long-drawer-title-row p { margin: 0; color: var(--muted); font: 10px var(--mono); }
.long-drawer-id { color: var(--muted-2); font: 9px var(--mono); white-space: nowrap; }
.long-drawer-summary { margin: 0 0 19px; color: var(--muted); font-size: 13px; line-height: 1.76; }
.long-drawer-tags { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 23px; }
.long-drawer-tag { padding: 4px 7px; border: 1px solid var(--line); border-radius: 4px; color: var(--muted); font: 9px var(--mono); }
.long-drawer-tag.accent { border-color: color-mix(in srgb, var(--accent) 34%, transparent); color: var(--accent); background: var(--accent-soft); }
.long-drawer-tag.warning { border-color: color-mix(in srgb, var(--yellow) 35%, transparent); color: var(--yellow); background: color-mix(in srgb, var(--yellow) 9%, transparent); }
.long-drawer-section { margin-top: 24px; }
.long-drawer-section h3 { margin: 0 0 10px; color: var(--muted-2); font: 10px var(--mono); letter-spacing: .12em; text-transform: uppercase; }
.long-detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; border: 1px solid var(--line); background: var(--line); }
.long-detail-item { min-width: 0; padding: 10px 12px; background: var(--surface-2); }
.long-detail-item label { display: block; margin-bottom: 4px; color: var(--muted-2); font: 9px var(--mono); }
.long-detail-item strong { display: block; color: var(--text); font: 11px var(--mono); font-weight: 400; line-height: 1.45; }
.long-drawer-text { margin: 0; color: var(--muted); font-size: 11px; line-height: 1.7; }
.long-drawer-sources { display: grid; gap: 7px; }
.long-drawer-source { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 9px; align-items: center; padding: 10px 11px; border: 1px solid var(--line); border-radius: 8px; background: var(--surface-2); }
.long-drawer-source strong { display: block; overflow: hidden; color: var(--text); font-size: 11px; text-overflow: ellipsis; white-space: nowrap; }
.long-drawer-source small { display: block; overflow: hidden; margin-top: 3px; color: var(--muted-2); font: 9px var(--mono); text-overflow: ellipsis; white-space: nowrap; }
.long-drawer-source a { color: var(--accent); font: 10px var(--mono); white-space: nowrap; }
.long-drawer-source a.needs-recheck { color: var(--yellow); }
.long-guardrail { margin: 0; padding: 12px 13px; border-left: 2px solid var(--yellow); background: color-mix(in srgb, var(--yellow) 7%, transparent); color: var(--muted); font-size: 11px; line-height: 1.7; }

@media (max-width: 1150px) {
  .long-stat-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .long-stat-card:last-child { grid-column: span 1; }
  .long-benchmark-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .long-agent-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 900px) {
  .long-hero { grid-template-columns: 1fr; gap: 35px; padding-top: 48px; }
  .long-hero-aside { max-width: 560px; }
  .long-coverage-strip { grid-template-columns: 1fr; gap: 25px; }
  .long-directory-layout { grid-template-columns: 1fr; }
  .long-domain-rail { position: static; display: flex; align-items: center; gap: 5px; overflow-x: auto; padding-bottom: 4px; }
  .long-rail-label { display: none; }
  .long-domain-chip { width: auto; min-width: max-content; }
  .long-rail-note { display: none; }
  .long-agent-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .long-method-section { grid-template-columns: 1fr; gap: 18px; }
  .long-method-copy { padding-top: 56px; }
  .long-method-flow { margin-top: 25px; }
}
@media (max-width: 640px) {
  .long-hero { padding-top: 30px; padding-bottom: 41px; }
  .long-hero h1 { font-size: clamp(43px, 14vw, 70px); }
  .long-hero-lede { font-size: 13px; }
  .long-hero-actions { align-items: flex-start; flex-direction: column; gap: 13px; }
  .long-stat-grid { grid-template-columns: 1fr 1fr; }
  .long-stat-card { min-height: 95px; padding: 13px; }
  .long-stat-card strong { font-size: 23px; }
  .long-coverage-strip { padding-top: 59px; }
  .long-coverage-legend { grid-template-columns: 1fr; }
  .long-directory { padding-top: 57px; }
  .long-section-heading { align-items: flex-start; flex-direction: column; gap: 12px; }
  .long-toolbar { display: grid; grid-template-columns: 1fr 1fr; }
  .long-search { grid-column: 1 / -1; min-width: 0; }
  .long-toolbar .select-wrap select { width: 100%; min-width: 0; }
  .long-toolbar .select-wrap:last-of-type { grid-column: 1 / -1; }
  .long-benchmark-grid { grid-template-columns: 1fr; }
  .long-agent-grid { grid-template-columns: 1fr; }
  .long-agents-section { padding-top: 4px; }
  .long-method-copy h2 { font-size: 37px; }
  .long-method-flow { gap: 5px; padding: 19px 0; }
  .long-flow-step strong { font-size: 13px; }
  .long-flow-step small { font-size: 9px; }
  .long-drawer-content { padding-left: 19px; padding-right: 19px; }
  .long-drawer-head { padding-left: 19px; padding-right: 19px; }
  .long-drawer-title-row { flex-direction: column; }
  .long-detail-grid { grid-template-columns: 1fr; }
  .long-footer { align-items: flex-start; flex-direction: column; gap: 9px; }
  .long-footer #footerStatus { margin-left: 0; }
}