/* v25: Investors & Partners, public patent section, and six-link navigation.
   The homepage's five feature cards and existing scientific content are retained. */
[hidden] { display: none !important; }
.access-skip { position: fixed; top: -80px; left: 16px; z-index: 1000; padding: 12px 18px; background: white; color: var(--navy-950); border-radius: 8px; }
.access-skip:focus { top: 12px; }
.site-nav a.nav-investors { white-space: nowrap; }
@media (min-width: 781px) {
  .topbar { gap: 22px; }
  .site-nav { gap: 20px; }
  .site-nav a { font-size: .81rem; letter-spacing: .015em; }
  .site-nav a.nav-investors { padding-left: 20px; border-left: 1px solid rgba(255,255,255,.28); }
  .site-nav a.nav-investors::after { left: 20px; width: calc(100% - 20px); }
}
@media (min-width: 781px) and (max-width: 1599px) {
  .topbar { grid-template-columns: auto minmax(0, 1fr); }
  .topbar-kicker { display: none; }
  .site-nav { justify-self: end; }
}
@media (min-width: 781px) and (max-width: 1050px) {
  .topbar { gap: 16px; padding-inline: 20px; }
  .site-nav { gap: 12px; }
  .site-nav a { font-size: .73rem; letter-spacing: 0; }
  .site-nav a.nav-investors { padding-left: 12px; }
  .site-nav a.nav-investors::after { left: 12px; width: calc(100% - 12px); }
  .topbar .brand { gap: 8px; }
  .topbar .brand-name { font-size: .86rem; }
}
.access-shell { padding-top: 42px; padding-bottom: 46px; }
.investors-page .subpage-main, .patents-page .subpage-main { min-height: 0; }
.investors-page .content-section:first-child, .patents-page .content-section:first-child { padding-top: 30px; }
.investors-page .content-section:last-child, .patents-page .content-section:last-child { padding-bottom: 52px; }
.access-shell .page-utility { margin-bottom: 28px; }
.access-heading h1 { font-size: clamp(2.3rem, 4.5vw, 3.85rem); letter-spacing: -.045em; line-height: 1.08; margin-bottom: 20px; }
.access-heading .section-lede { max-width: 850px; font-size: 1.04rem; }
.access-heading .section-number { margin-bottom: 13px; }
.subpage .access-heading { margin-bottom: 34px; }
.access-layout { display: grid; grid-template-columns: minmax(0, 1.12fr) minmax(0, 1fr); gap: 56px; align-items: start; border-top: 1px solid var(--line); padding-top: 34px; }
.access-overview { padding-top: 5px; }
.access-overview h2, .access-card h2, .patent-portfolio-panel h2 { font-size: 1.45rem; letter-spacing: -.025em; line-height: 1.25; margin-bottom: 16px; color: var(--navy-950); }
.access-overview > p { color: var(--muted); font-size: .98rem; line-height: 1.75; margin-bottom: 24px; }
.access-resource-links { display: grid; }
.access-resource-links a { display: flex; justify-content: space-between; gap: 20px; align-items: center; padding: 15px 0; font-size: .93rem; font-weight: 700; color: var(--blue-700); border-bottom: 1px solid var(--line); }
.access-resource-links a:hover span:first-child { text-decoration: underline; text-underline-offset: 4px; }
.access-resource-links a:focus-visible, .access-signin:focus-visible, .patent-further a:focus-visible { outline: 3px solid var(--blue-700); outline-offset: 5px; }
.access-process { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-top: 28px; font-size: .78rem; font-weight: 750; color: var(--ink); }
.access-process [aria-hidden] { color: var(--blue-600); }
.access-overview > .access-process-note { font-size: .8rem; margin-top: 10px; line-height: 1.6; margin-bottom: 0; }
.access-card { padding: 29px 30px 26px; border: 1px solid #bcd7e9; border-radius: 23px; background: linear-gradient(135deg, #f0f8fd 0%, #e8f4fb 100%); }
.access-symbol-box { width: 45px; height: 45px; display: grid; place-items: center; border: 1px solid #b7d4e7; background: white; border-radius: 13px; margin-bottom: 18px; }
.access-symbol { width: 27px; height: 27px; stroke: var(--blue-700); stroke-width: 1.65; stroke-linecap: round; stroke-linejoin: round; }
.access-card > p { color: var(--muted); font-size: .93rem; line-height: 1.7; margin-bottom: 23px; }
.access-request { width: 100%; justify-content: space-between; text-align: left; gap: 16px; }
.access-card .access-action-note, .patent-portfolio-panel .access-action-note { margin: 11px 0 0; color: #506c83; font-size: .76rem; line-height: 1.6; }
.access-existing { border-top: 1px solid #c1d9e9; padding-top: 17px; margin-top: 22px; }
.access-existing h3 { font-size: .82rem; font-weight: 800; margin-bottom: 7px; }
.access-existing p { color: var(--muted); font-size: .8rem; line-height: 1.65; margin: 0; }
.access-signin { display: inline-block; color: var(--blue-700); font-size: .84rem; font-weight: 750; text-decoration: underline; text-underline-offset: 3px; }
.access-card .button:focus-visible, .patent-portfolio-panel .button:focus-visible, .ip-banner .button:focus-visible { outline: 3px solid var(--blue-700); outline-offset: 5px; }
.ip-banner { display: flex; gap: 30px; justify-content: space-between; align-items: center; border: 1px solid #c1dbea; background: #f0f8fc; border-radius: 20px; padding: 26px 30px; margin: 28px 0 42px; scroll-margin-top: 95px; }
.ip-banner-label { color: var(--blue-700); font-size: .68rem; font-weight: 850; letter-spacing: .13em; text-transform: uppercase; margin: 0 0 6px; }
.ip-banner h2 { font-size: 1.23rem; line-height: 1.3; letter-spacing: -.025em; margin: 0 0 6px; }
.ip-banner p:not(.ip-banner-label) { color: var(--muted); font-size: .86rem; line-height: 1.65; margin: 0; }
.ip-banner .button { flex-shrink: 0; padding: 13px 18px; font-size: .83rem; white-space: nowrap; border-color: #aacde2; background: white; }
.patents-title-break { display: none; }
.patent-portfolio-panel { border: 1px solid var(--line); padding: 28px 30px; border-radius: 22px; background: rgba(255,255,255,.7); }
.patent-portfolio-top { display: flex; gap: 16px; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.patent-portfolio-top h2 { margin: 0; }
.patent-status { color: #47677d; background: #eef5fa; border: 1px solid #d2e2ed; border-radius: 99px; padding: 6px 11px; font-size: .72rem; font-weight: 700; }
.patent-portfolio-panel > p { max-width: 780px; color: var(--muted); font-size: .94rem; line-height: 1.7; margin: 0 0 22px; }
.patent-table-shell { border: 1px solid var(--line); border-radius: 12px; overflow: auto; margin: 0 0 23px; }
.patent-table { width: 100%; border-collapse: collapse; text-align: left; font-size: .83rem; }
.patent-table th { padding: 15px 17px; color: var(--navy-900); background: #f0f7fb; font-size: .75rem; font-weight: 750; }
.patent-table td { padding: 26px 17px; border-top: 1px solid var(--line); color: var(--muted); }
.patent-empty { text-align: center; }
.patent-further { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-top: 26px; font-size: .84rem; }
.patent-further p { margin: 0; color: var(--muted); }
.patent-further a { font-weight: 800; color: var(--blue-700); white-space: nowrap; }
@media (max-width: 900px) {
  .access-layout { gap: 30px; }
  .access-card { padding: 24px; }
  .ip-banner { padding: 24px; gap: 20px; }
}
@media (max-width: 780px) {
  .access-shell { padding: 28px 24px; }
  .access-layout { grid-template-columns: 1fr; gap: 30px; padding-top: 26px; }
  .access-heading h1 { font-size: clamp(2.3rem, 8.5vw, 3.2rem); }
  .access-heading .section-lede { font-size: 1rem; line-height: 1.7; }
  .access-process { margin-top: 22px; gap: 10px; }
  .access-overview > p { margin-bottom: 14px; }
  .ip-banner { flex-direction: column; align-items: stretch; gap: 18px; }
  .ip-banner .button { align-self: flex-start; }
  .patent-portfolio-panel { padding: 24px 20px; }
  .patent-portfolio-top { align-items: flex-start; flex-direction: column; gap: 12px; }
  .patent-table th { padding: 12px 10px; font-size: .68rem; }
  .patent-table td { padding: 22px 10px; font-size: .79rem; }
  .patent-further { flex-direction: column; align-items: flex-start; gap: 9px; }
  .patent-status { font-size: .69rem; }
  .access-card .button { font-size: .94rem; }
}
@media (max-width: 430px) {
  .access-shell { padding-inline: 21px; }
  .access-card { padding: 24px 21px; }
  .patents-title-break { display: initial; }
  .patents-page .access-heading h1 { font-size: 2.25rem; }
  .patent-portfolio-panel { padding: 22px 16px; }
  .patent-portfolio-panel .button { padding: 13px 14px; font-size: .85rem; width: 100%; }
}

/* v26: clear public patents / permission-controlled data-room split. */
.access-eyebrow { color: var(--blue-700); font-size: .7rem; line-height: 1.4; letter-spacing: .12em; font-weight: 800; text-transform: uppercase; margin: 0 0 13px; }
.public-patents-card { padding: 6px 0; }
.public-patents-card > .access-eyebrow { color: var(--blue-700); font-size: .7rem; margin-bottom: 14px; font-weight: 800; }
.public-patents-card h2 { max-width: 460px; font-size: 1.6rem; line-height: 1.3; margin-bottom: 18px; }
.public-patents-card > p { max-width: 450px; }
.public-patents-card .public-patents-detail { font-size: .93rem; margin-top: -2px; margin-bottom: 25px; }
.public-patents-button { display: inline-flex; justify-content: space-between; gap: 45px; min-width: 245px; border: 1px solid #9fc9e4; color: var(--blue-700); background: #fff; box-shadow: none; }
.public-patents-button:hover { background: #f0f8fd; border-color: var(--blue-700); }
.public-patents-button:focus-visible { outline: 3px solid var(--blue-700); outline-offset: 5px; }
.public-patents-card > .public-access-note { margin-top: 12px; font-size: .8rem; line-height: 1.6; }
.access-card > .access-confidentiality { font-size: .76rem; margin: 11px 0 0; line-height: 1.6; }
.issued-directory { border-top: 1px solid var(--line); padding-top: 30px; }
.directory-heading { display: flex; gap: 22px; align-items: center; justify-content: space-between; }
.directory-heading .access-eyebrow { margin-bottom: 8px; }
.directory-heading h2 { font-size: 1.6rem; line-height: 1.25; letter-spacing: -.025em; }
.directory-intro { color: var(--muted); font-size: .92rem; line-height: 1.75; margin: 14px 0 22px; }
.patent-filters { display: grid; grid-template-columns: minmax(0,1fr) 240px; gap: 18px; margin: 0 0 17px; }
.patent-filters label { display: block; color: var(--ink); font-weight: 700; font-size: .78rem; margin-bottom: 7px; }
.patent-filters input, .patent-filters select { display: block; width: 100%; height: 46px; border: 1px solid #b9d5e7; border-radius: 9px; background: #fff; padding: 10px 12px; color: var(--ink); font: inherit; font-size: .9rem; }
.patent-filters input::placeholder { color: #657b8e; opacity: 1; }
.patent-filters input:focus-visible, .patent-filters select:focus-visible, .patent-group > summary:focus-visible, .patent-record-link:focus-visible { outline: 3px solid var(--blue-700); outline-offset: 3px; }
.patent-result-status { color: var(--muted); font-size: .79rem; margin: 0 0 17px; }
.patent-groups { display: grid; gap: 12px; }
.patent-group { border: 1px solid #c5ddeb; border-radius: 13px; background: #fff; overflow: clip; }
.patent-group > summary { display: grid; grid-template-columns: minmax(0,1fr) auto 22px; align-items: center; gap: 20px; padding: 18px 22px; cursor: pointer; list-style: none; background: #f3f9fd; color: var(--navy-950); }
.patent-group > summary::-webkit-details-marker { display: none; }
.patent-group > summary:hover { background: #eaf5fb; }
.patent-group-title { display: block; font-size: .96rem; line-height: 1.4; font-weight: 750; max-width: 810px; }
.patent-group-samples { display: block; margin-top: 5px; font-size: .75rem; line-height: 1.5; color: var(--muted); }
.patent-group-count { font-variant-numeric: tabular-nums; font-size: .75rem; background: white; border: 1px solid #bdd8e9; border-radius: 99px; padding: 4px 10px; color: var(--blue-700); }
.patent-toggle { display: grid; place-items: center; font-size: 1.3rem; color: var(--blue-700); font-weight: 450; }
.patent-group[open] .patent-toggle { transform: rotate(45deg); }
.patent-records { list-style: none; margin: 0; padding: 0 22px; }
.patent-record { display: grid; grid-template-columns: 165px minmax(0,1fr) 110px; gap: 20px; align-items: start; padding: 20px 0; border-top: 1px solid #d7e7f1; }
.patent-record-number strong { display: block; color: var(--blue-700); font-size: .85rem; line-height: 1.5; font-variant-numeric: tabular-nums; }
.patent-record-number > span { display: block; color: var(--muted); font-size: .75rem; line-height: 1.55; margin-top: 5px; }
.patent-record-title { color: var(--ink); font-size: .86rem; line-height: 1.6; overflow-wrap: anywhere; }
.patent-record-link { color: var(--blue-700); display: inline-block; font-size: .77rem; line-height: 1.7; font-weight: 700; text-underline-offset: 4px; text-decoration: underline; }
.patent-record-link:hover { text-decoration-thickness: 2px; }
.patent-no-results { padding: 24px; background: #f2f8fc; border-radius: 12px; color: var(--muted); text-align: center; }
.patent-directory-note { margin: 23px 0 0; font-size: .74rem; line-height: 1.65; color: var(--muted); }
@media(max-width: 780px) {
  .public-patents-card h2 { font-size: 1.45rem; }
  .public-patents-card > p { max-width: none; }
  .directory-heading { align-items: flex-start; flex-direction: column; gap: 14px; }
  .patent-filters { grid-template-columns: 1fr; gap: 13px; }
  .patent-group > summary { padding: 16px; gap: 10px; grid-template-columns: minmax(0,1fr) auto 18px; }
  .patent-group-title { font-size: .9rem; }
  .patent-group-samples { font-size: .71rem; }
  .patent-records { padding: 0 16px; }
  .patent-record { grid-template-columns: 1fr; gap: 9px; padding: 18px 0; }
  .patent-record-number { display: flex; flex-wrap: wrap; gap: 6px 16px; align-items: baseline; }
  .patent-record-number > span { margin: 0; }
  .patent-record-link { font-size: .8rem; width: fit-content; }
  .directory-heading .patent-status { font-size: .7rem; }
}
@media(prefers-reduced-motion: reduce) { .patent-toggle { transition: none; } }

/* v27: visible inventor attribution and direct public-document links. */
.patent-record { grid-template-columns: 165px minmax(0, 1fr) 126px; }
.patent-record-title .patent-inventors { font-size: .76rem; line-height: 1.7; color: var(--muted); margin: 8px 0 0; }
.patent-inventors strong { font-weight: 650; color: var(--navy-900); }
@media (max-width: 780px) { .patent-record { grid-template-columns: 1fr; } }