:root {
  --ink: #10262c;
  --ink-soft: #365057;
  --deep: #062c36;
  --deep-2: #073b48;
  --paper: #f4f3ee;
  --white: #fffefa;
  --sand: #e7e0d3;
  --line: rgba(16, 38, 44, .15);
  --teal: #0a8a87;
  --teal-ink: #0c6f6c;
  --teal-bright: #17b6a8;
  --gold: #dfa955;
  --coral: #d87f65;
  --shadow: 0 24px 65px rgba(8, 38, 44, .14);
  --display: "Playfair Display", Georgia, serif;
  --body: "Manrope", Arial, sans-serif;
  --mono: "DM Mono", "SFMono-Regular", monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 100px; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: var(--body); font-size: 16px; line-height: 1.6; }
button, input { font: inherit; }
button { cursor: pointer; }
button:focus-visible, a:focus-visible, input:focus-visible { outline: 3px solid rgba(23, 182, 168, .65); outline-offset: 4px; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
.icon { display: inline-block; flex: none; vertical-align: middle; }
.site-shell { overflow: hidden; }
.section-wrap { width: min(1170px, calc(100% - 64px)); margin: 0 auto; }
.skip-link { position: fixed; z-index: 100; top: 12px; left: 12px; padding: 10px 14px; transform: translateY(-200%); border-radius: 5px; background: var(--white); color: var(--ink); box-shadow: var(--shadow); }
.skip-link:focus { transform: translateY(0); }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
[hidden] { display: none !important; }

/* Navigation */
.site-header { position: relative; z-index: 20; width: min(1280px, calc(100% - 40px)); height: 88px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 26px; }
.brand { display: inline-flex; align-items: center; gap: 11px; flex: none; }
.brand-mark { display: grid; width: 38px; height: 38px; place-items: center; color: var(--white); background: var(--deep); border-radius: 50% 50% 50% 10%; font-family: var(--display); font-size: 15px; font-weight: 700; letter-spacing: -.05em; }
.brand-copy { display: grid; line-height: 1.13; }
.brand-copy b { font-size: 12px; font-weight: 800; letter-spacing: .02em; text-transform: uppercase; }
.brand-copy small { margin-top: 3px; color: var(--ink-soft); font-family: var(--mono); font-size: 9px; letter-spacing: .08em; text-transform: uppercase; }
.primary-nav { display: flex; align-items: center; gap: clamp(18px, 2.6vw, 38px); margin-left: auto; }
.primary-nav a { position: relative; padding: 8px 0; color: var(--ink-soft); font-size: 12px; font-weight: 700; letter-spacing: .035em; }
.primary-nav a::after { position: absolute; right: 0; bottom: 3px; left: 0; height: 2px; transform: scaleX(0); transform-origin: left; background: var(--teal); content: ""; transition: transform .25s ease; }
.primary-nav a:hover, .primary-nav a.is-current { color: var(--deep); }
.primary-nav a:hover::after, .primary-nav a.is-current::after { transform: scaleX(1); }
.header-archive { display: inline-flex; gap: 8px; align-items: center; padding: 10px 0 10px 12px; border: 0; color: var(--deep); background: transparent; font-size: 11px; font-weight: 800; letter-spacing: .04em; text-transform: uppercase; }
.header-archive span { display: grid; width: 21px; height: 21px; place-items: center; border-radius: 50%; color: var(--white); background: var(--teal); }
.nav-toggle { display: none; padding: 5px; border: 0; background: transparent; }
.nav-toggle span { display: block; width: 25px; height: 2px; margin: 5px; background: var(--deep); transition: .2s ease; }

/* Hero */
.hero { position: relative; min-height: 640px; display: grid; grid-template-columns: 1.08fr .92fr; align-items: center; gap: 72px; padding-top: 54px; padding-bottom: 80px; }
.hero::before { position: absolute; z-index: -2; inset: 0 calc((100vw - min(1280px, 100vw)) / -2) auto; height: 100%; background: linear-gradient(113deg, #eef0eb 0%, #f4f3ee 48%, #e7edea 100%); content: ""; }
.hero::after { position: absolute; z-index: -1; top: 22%; left: calc(50% - 11px); width: 1px; height: 55%; background: linear-gradient(transparent, rgba(20, 77, 80, .19), transparent); content: ""; }
.hero-copy { position: relative; z-index: 2; padding-top: 4px; }
.eyebrow { display: flex; align-items: center; gap: 10px; margin: 0 0 18px; color: #34706e; font-family: var(--mono); font-size: 10px; font-weight: 500; letter-spacing: .12em; line-height: 1.2; text-transform: uppercase; }
.eyebrow span { display: inline-block; width: 24px; height: 1px; background: currentColor; }
h1, h2, h3, h4, p { margin-top: 0; }
.hero h1 { max-width: 670px; margin-bottom: 19px; color: var(--deep); font-family: var(--display); font-size: clamp(47px, 5.3vw, 76px); font-weight: 600; letter-spacing: -.056em; line-height: .99; }
.hero-role { margin-bottom: 18px; color: var(--teal-ink); font-family: var(--mono); font-size: 12px; letter-spacing: .035em; }
.hero-summary { max-width: 610px; margin-bottom: 32px; color: var(--ink-soft); font-size: 17px; line-height: 1.75; }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 14px; min-height: 45px; padding: 11px 19px; border: 1px solid transparent; font-size: 11px; font-weight: 800; letter-spacing: .035em; transition: transform .2s ease, box-shadow .2s ease, background .2s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: var(--white); background: var(--deep); box-shadow: 0 10px 22px rgba(6, 44, 54, .16); }
.button-primary:hover { background: #084b58; box-shadow: 0 14px 28px rgba(6, 44, 54, .2); }
.button-quiet { color: var(--deep); border-color: var(--line); background: transparent; }
.button-quiet:hover { background: rgba(255,255,255,.65); }
.button-on-dark { color: var(--deep); background: #e7e9df; }
.hero-facts { display: flex; gap: clamp(19px, 4vw, 43px); margin: 43px 0 0; }
.hero-facts div { min-width: 0; }
.hero-facts dt, .mini-label { margin-bottom: 4px; color: #4a6b6f; font-family: var(--mono); font-size: 9px; letter-spacing: .11em; text-transform: uppercase; }
.hero-facts dd { margin: 0; color: var(--deep); font-size: 12px; font-weight: 800; line-height: 1.35; }
.hero-portrait-wrap { position: relative; align-self: stretch; min-height: 515px; }
.portrait-frame { position: absolute; z-index: 1; top: 26px; right: 1%; width: min(100%, 408px); height: min(510px, calc(100% - 36px)); overflow: hidden; background: #d5c3ae; box-shadow: 22px 27px 0 rgba(8, 83, 85, .1), 0 25px 45px rgba(4, 40, 48, .15); }
.portrait-frame::after { position: absolute; inset: 0; background: linear-gradient(180deg, transparent 72%, rgba(3, 32, 38, .19)); content: ""; pointer-events: none; }
.portrait-frame img { width: 100%; height: 100%; object-fit: cover; object-position: center; filter: saturate(.94) contrast(1.03); }
.portrait-grid { position: absolute; top: -3px; right: -43px; width: 237px; height: 231px; opacity: .68; background-image: linear-gradient(rgba(10, 138, 135, .28) 1px, transparent 1px), linear-gradient(90deg, rgba(10, 138, 135, .28) 1px, transparent 1px); background-size: 19px 19px; }
.portrait-caption { position: absolute; z-index: 2; right: -10px; bottom: 11px; display: flex; align-items: center; gap: 8px; padding: 10px 13px; color: var(--white); background: var(--deep); font-family: var(--mono); font-size: 9px; letter-spacing: .06em; text-transform: uppercase; }
.pulse-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--teal-bright); box-shadow: 0 0 0 4px rgba(23, 182, 168, .16); }
.hero-orb { position: absolute; z-index: -1; border-radius: 50%; filter: blur(1px); }
.orb-one { top: 9%; left: -210px; width: 390px; height: 390px; border: 1px solid rgba(10, 138, 135, .14); }
.orb-two { right: -160px; bottom: -150px; width: 310px; height: 310px; border: 1px solid rgba(223, 169, 85, .28); }
.hero-art { position: absolute; z-index: 0; top: 9%; right: -24px; width: min(52%, 588px); height: auto; opacity: .62; pointer-events: none; }

.focus-strip { border-top: 1px solid rgba(12, 57, 59, .11); border-bottom: 1px solid rgba(12, 57, 59, .11); background: rgba(255,255,255,.39); }
.focus-inner { min-height: 89px; display: flex; align-items: center; gap: 34px; }
.focus-inner > span { flex: none; color: var(--ink-soft); font-family: var(--mono); font-size: 10px; letter-spacing: .11em; text-transform: uppercase; }
.focus-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.focus-tags span { display: inline-flex; align-items: center; gap: 6px; padding: 5px 10px; border: 1px solid rgba(11, 87, 87, .17); border-radius: 99px; color: #316a69; font-size: 10px; font-weight: 800; }
.focus-icon { color: var(--teal-ink); }

/* Shared headings, profile */
.profile-section, .experience-section, .innovation-section, .evidence-section { padding-top: 128px; padding-bottom: 128px; }
.section-heading { max-width: 810px; }
.section-heading h2, .rubhu-copy h2, .evidence-intro h2, .source-cta h2 { margin-bottom: 0; color: var(--deep); font-family: var(--display); font-size: clamp(34px, 4.2vw, 55px); font-weight: 600; letter-spacing: -.052em; line-height: 1.04; }
.section-heading.narrow { max-width: 710px; }
.profile-grid { display: grid; grid-template-columns: 1.14fr .86fr; gap: clamp(56px, 8vw, 134px); margin-top: 55px; }
.about-copy { max-width: 660px; }
.about-copy p { color: var(--ink-soft); font-size: 15px; line-height: 1.82; }
.about-copy .lead-copy { margin-bottom: 19px; color: var(--deep); font-size: 21px; line-height: 1.55; }
.education-card { position: relative; margin-top: 40px; padding: 24px 0 0 26px; border-top: 1px solid var(--line); }
.education-card::before { position: absolute; top: 25px; bottom: 0; left: 0; width: 3px; background: var(--gold); content: ""; }
.education-card p { max-width: 590px; margin-bottom: 7px; color: var(--deep); font-size: 14px; font-weight: 700; }
.education-card .micro-copy { color: var(--ink-soft); font-size: 12px; font-weight: 500; }
.identity-card { padding: 30px; border: 1px solid rgba(9, 65, 66, .14); background: var(--white); box-shadow: 0 17px 43px rgba(8, 52, 59, .05); }
.identity-card dl { margin: 19px 0 24px; }
.identity-card dl > div { padding: 16px 0; border-bottom: 1px solid var(--line); }
.identity-card dl > div:first-child { border-top: 1px solid var(--line); }
.identity-card dt { margin-bottom: 5px; color: #4a6b6f; font-family: var(--mono); font-size: 9px; letter-spacing: .1em; text-transform: uppercase; }
.identity-card dd { margin: 0; color: var(--deep); font-size: 13px; font-weight: 700; line-height: 1.45; }
.text-link { color: var(--teal-ink); font-size: 12px; font-weight: 800; }
.text-link span { display: inline-block; margin-left: 4px; transition: transform .2s ease; }
.text-link:hover span { transform: translateX(4px); }

/* Research */
.research-section { position: relative; padding: 128px 0 137px; color: var(--white); background: var(--deep); }
.research-section::before { position: absolute; top: 0; left: 0; width: 100%; height: 7px; background: linear-gradient(90deg, var(--teal-bright), #78c9bd 48%, var(--gold)); content: ""; }
.research-section .eyebrow { color: #8ac6bd; }
.research-section .section-heading h2 { color: var(--white); }
.theme-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 10px; margin-top: 60px; }
.theme-card { position: relative; min-height: 318px; padding: 25px 21px 20px; border: 1px solid rgba(195, 231, 225, .19); background: rgba(255,255,255,.038); transition: transform .25s ease, background .25s ease; }
.theme-card:hover { transform: translateY(-7px); background: rgba(255,255,255,.085); }
.card-index { margin-bottom: 32px; color: var(--gold); font-family: var(--mono); font-size: 11px; }
.card-icon { display: grid; width: 42px; height: 42px; place-items: center; margin-bottom: 17px; border: 1px solid rgba(195, 231, 225, .24); border-radius: 50%; color: var(--teal-bright); background: rgba(23, 182, 168, .09); }
.card-icon .icon { width: 21px; height: 21px; }
.card-period { min-height: 25px; margin-bottom: 9px; color: #83bdb9; font-family: var(--mono); font-size: 9px; letter-spacing: .07em; text-transform: uppercase; }
.theme-card h3 { min-height: 74px; margin-bottom: 12px; color: var(--white); font-family: var(--display); font-size: 21px; letter-spacing: -.033em; line-height: 1.15; }
.theme-card > p { margin-bottom: 16px; color: #ccddda; font-size: 11px; line-height: 1.65; }
.evidence-pill { display: inline-block; color: #3a6664; font-family: var(--mono); font-size: 8px; letter-spacing: .055em; line-height: 1.45; text-transform: uppercase; }
.theme-card .evidence-pill { color: #84c3b9; }
.research-figures { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin-top: 16px; }
.figure-card { margin: 0; padding: 17px; border: 1px solid var(--line); background: var(--white); }
.figure-card img { width: 100%; height: auto; }
.figure-card figcaption { margin-top: 13px; color: #4a6b6f; font-size: 10px; line-height: 1.6; }
.research-figures .figure-card { border-color: rgba(195, 231, 225, .19); background: var(--white); box-shadow: 0 18px 40px rgba(0, 0, 0, .18); }
.research-figures .figure-card figcaption { color: #4a6b6f; }

/* Timeline */
.row-heading { display: flex; align-items: end; justify-content: space-between; gap: 35px; }
.row-heading > div { max-width: 715px; }
.section-aside { max-width: 280px; margin: 0 0 3px; color: #4a6b6f; font-size: 12px; line-height: 1.65; }
.timeline { position: relative; margin-top: 73px; }
.timeline::before { position: absolute; top: 9px; bottom: 12px; left: 156px; width: 1px; background: rgba(14, 96, 95, .23); content: ""; }
.timeline-entry { position: relative; display: grid; grid-template-columns: 128px 56px minmax(0, 1fr); gap: 14px; padding-bottom: 45px; }
.timeline-entry:last-child { padding-bottom: 0; }
.timeline-date { padding-top: 3px; color: #386d70; font-family: var(--mono); font-size: 10px; letter-spacing: .07em; line-height: 1.45; text-align: right; text-transform: uppercase; }
.timeline-pin { z-index: 1; width: 13px; height: 13px; margin: 4px auto 0; border: 3px solid var(--paper); border-radius: 50%; background: var(--teal); box-shadow: 0 0 0 1px rgba(10, 138, 135, .43); }
.timeline-content { max-width: 730px; padding-bottom: 1px; }
.timeline-place { margin-bottom: 4px; color: #4a6b6f; font-family: var(--mono); font-size: 9px; letter-spacing: .09em; line-height: 1.35; text-transform: uppercase; }
.timeline-content h3 { margin-bottom: 1px; color: var(--deep); font-family: var(--display); font-size: 26px; font-weight: 600; letter-spacing: -.032em; line-height: 1.12; }
.timeline-content h4 { margin-bottom: 11px; color: var(--teal-ink); font-size: 12px; font-weight: 800; }
.timeline-content > p:not(.timeline-place) { margin-bottom: 10px; color: var(--ink-soft); font-size: 13px; line-height: 1.72; }

/* Record at a glance */
.impact-section { padding: 128px 0; background: var(--white); }
.impact-grid { display: grid; grid-template-columns: 1.02fr .98fr; gap: clamp(38px, 5.5vw, 84px); margin-top: 55px; }
.impact-stats { display: grid; grid-template-columns: repeat(2, 1fr); align-content: start; gap: 1px; background: var(--line); border: 1px solid var(--line); }
.impact-stat { padding: 22px 20px; background: var(--white); }
.impact-stat b { display: block; margin-bottom: 6px; color: var(--deep); font-family: var(--display); font-size: clamp(30px, 3.4vw, 42px); font-weight: 600; letter-spacing: -.045em; line-height: 1; }
.impact-stat span { display: block; color: #5b787c; font-family: var(--mono); font-size: 9px; letter-spacing: .08em; line-height: 1.5; text-transform: uppercase; }
.impact-figures { display: grid; gap: 16px; align-content: start; }

/* Rubhu */
.rubhu-section { position: relative; overflow: hidden; padding: 123px 0 130px; color: var(--white); background: #0b3d42; }
.rubhu-art { position: absolute; top: 50%; right: -58px; width: min(38%, 430px); height: auto; transform: translateY(-50%); opacity: .16; pointer-events: none; }
.rubhu-layout { position: relative; z-index: 1; display: grid; grid-template-columns: .83fr 1.17fr; gap: clamp(47px, 7.5vw, 115px); }
.eyebrow-light { color: #87c9c2; }
.rubhu-copy h2 { color: var(--white); }
.rubhu-copy > p:not(.eyebrow) { margin-top: 27px; color: #c5dad7; font-size: 15px; line-height: 1.8; }
.rubhu-copy .caution-inline { padding-top: 20px; border-top: 1px solid rgba(221, 245, 238, .17); color: #9fc0bc; font-size: 11px; }
.capability-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 9px; }
.capability-card { min-height: 163px; padding: 20px 21px; border: 1px solid rgba(214, 240, 232, .16); background: rgba(255,255,255,.035); transition: background .22s ease; }
.capability-card:hover { background: rgba(255,255,255,.09); }
.capability-card > span.capability-index { display: block; margin-bottom: 18px; color: var(--gold); font-family: var(--mono); font-size: 9px; }
.capability-icon { display: grid; width: 38px; height: 38px; place-items: center; margin-bottom: 15px; border: 1px solid rgba(214, 240, 232, .2); border-radius: 50%; color: var(--teal-bright); background: rgba(23, 182, 168, .1); }
.capability-card h3 { margin-bottom: 8px; color: var(--white); font-size: 14px; font-weight: 800; line-height: 1.25; }
.capability-card p { margin: 0; color: #b6d0cb; font-size: 11px; line-height: 1.62; }
.rubhu-figure { grid-column: 1 / -1; margin: 14px 0 0; padding: 17px; border: 1px solid rgba(214, 240, 232, .18); background: var(--white); box-shadow: 0 18px 40px rgba(0, 0, 0, .18); }
.rubhu-figure img { width: 100%; height: auto; }
.rubhu-figure figcaption { margin-top: 13px; color: #4a6b6f; font-size: 10px; line-height: 1.6; }

/* Innovation */
.innovation-tabs { display: flex; gap: 7px; margin-top: 55px; border-bottom: 1px solid var(--line); }
.tab-button { position: relative; padding: 0 3px 15px; border: 0; color: #4a6b6f; background: transparent; font-size: 11px; font-weight: 800; letter-spacing: .04em; }
.tab-button + .tab-button { margin-left: 22px; }
.tab-button::after { position: absolute; right: 0; bottom: -1px; left: 0; height: 2px; transform: scaleX(0); background: var(--teal); content: ""; transition: transform .2s ease; }
.tab-button.is-active { color: var(--deep); }
.tab-button.is-active::after { transform: scaleX(1); }
.tab-panel { padding-top: 31px; }
.innovation-figure { max-width: 900px; margin: 0 0 26px; }
.patent-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.patent-card { display: flex; min-height: 300px; flex-direction: column; padding: 25px; border: 1px solid var(--line); background: var(--white); transition: transform .24s ease, box-shadow .24s ease; }
.patent-card:hover { transform: translateY(-5px); box-shadow: 0 17px 35px rgba(8, 52, 59, .08); }
.patent-meta { display: flex; align-items: flex-start; justify-content: space-between; gap: 15px; min-height: 30px; margin-bottom: 20px; color: #2c6b6a; font-family: var(--mono); font-size: 9px; letter-spacing: .06em; line-height: 1.45; text-transform: uppercase; }
.patent-meta span:last-child { max-width: 49%; color: #7d6344; text-align: right; }
.patent-card h3 { margin-bottom: 8px; color: var(--deep); font-family: var(--display); font-size: 23px; font-weight: 600; letter-spacing: -.028em; line-height: 1.12; }
.patent-org { margin-bottom: 13px; color: var(--teal-ink); font-size: 11px; font-weight: 800; }
.patent-card > p:not(.patent-org) { margin-bottom: 17px; color: var(--ink-soft); font-size: 11px; line-height: 1.7; }
.patent-card .evidence-pill { margin-top: auto; }
.publication-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 30px; padding-bottom: 14px; }
.publication-toolbar p { margin: 0; color: var(--ink-soft); font-size: 12px; }
.publication-filter { width: min(100%, 288px); padding: 11px 13px; border: 1px solid var(--line); border-radius: 0; color: var(--deep); background: var(--white); font-size: 11px; }
.publication-filter::placeholder { color: #829296; }
.publication-list { border-top: 1px solid var(--line); }
.publication-row { display: grid; grid-template-columns: 86px 1fr auto; gap: 23px; padding: 23px 7px 23px 0; border-bottom: 1px solid var(--line); transition: background .2s ease; }
.publication-row:hover { background: rgba(255,255,255,.53); }
.publication-year { padding: 5px 10px 0 0; color: var(--teal-ink); font-family: var(--mono); font-size: 11px; font-weight: 500; text-align: right; }
.publication-body h3 { margin-bottom: 5px; color: var(--deep); font-family: var(--display); font-size: 21px; font-weight: 600; letter-spacing: -.026em; line-height: 1.18; }
.publication-body p { margin-bottom: 7px; color: var(--ink-soft); font-size: 11px; line-height: 1.55; }
.publication-body > span { color: #3a6664; font-size: 11px; font-weight: 700; }
.publication-row > .evidence-pill { padding-top: 5px; text-align: right; }
.empty-filter { margin: 25px 0 0; color: #738487; font-size: 13px; }

/* Talks */
.talks-section { position: relative; overflow: hidden; padding: 126px 0; background: #ece9e0; }
.talks-art { position: absolute; top: 34px; right: -46px; width: min(30%, 330px); height: auto; opacity: .3; pointer-events: none; }
.talks-layout { position: relative; z-index: 1; display: grid; grid-template-columns: .78fr 1.22fr; align-items: start; gap: clamp(45px, 8vw, 130px); }
.talks-photo { position: sticky; top: 32px; margin-top: 9px; padding: 10px; border: 1px solid rgba(8, 54, 61, .16); background: #c8d0ca; box-shadow: 15px 17px 0 rgba(218, 168, 79, .18); }
.talks-photo img { width: 100%; aspect-ratio: .99; object-fit: cover; object-position: center; filter: saturate(.82) contrast(1.04); }
.photo-note { margin: 11px 5px 3px; color: #3d5c61; font-family: var(--mono); font-size: 8px; letter-spacing: .075em; line-height: 1.5; text-transform: uppercase; }
.engagement-list { margin-top: 42px; }
.engagement { display: grid; grid-template-columns: 91px 1fr; gap: 24px; padding: 22px 0; border-top: 1px solid rgba(17, 63, 69, .17); }
.engagement:last-child { border-bottom: 1px solid rgba(17, 63, 69, .17); }
.engagement-year { padding-top: 4px; color: #34706e; font-family: var(--mono); font-size: 10px; letter-spacing: .07em; text-transform: uppercase; }
.engagement h3 { margin-bottom: 3px; color: var(--deep); font-family: var(--display); font-size: 23px; font-weight: 600; letter-spacing: -.028em; line-height: 1.16; }
.engagement h4 { margin-bottom: 9px; color: var(--teal-ink); font-size: 11px; font-weight: 800; }
.engagement p { margin-bottom: 8px; color: var(--ink-soft); font-size: 12px; line-height: 1.68; }

/* Evidence */
.evidence-section { display: grid; grid-template-columns: .76fr 1.24fr; gap: clamp(48px, 9vw, 141px); }
.evidence-intro { position: sticky; top: 28px; align-self: start; }
.evidence-intro > p:not(.eyebrow) { margin: 24px 0 27px; color: var(--ink-soft); font-size: 13px; line-height: 1.76; }
.evidence-mix { margin-bottom: 28px; padding: 17px 18px; border: 1px solid var(--line); background: var(--white); }
.evidence-mix-label { margin-bottom: 11px; color: #5b787c; font-family: var(--mono); font-size: 9px; letter-spacing: .09em; text-transform: uppercase; }
.evidence-mix-bar { display: flex; height: 9px; overflow: hidden; border-radius: 99px; background: var(--sand); }
.mix-segment { width: var(--seg); flex: none; }
.mix-segment + .mix-segment { border-left: 2px solid var(--white); }
.mix-verified { background: var(--teal); }
.mix-caution { background: var(--gold); }
.mix-excluded { background: var(--coral); }
.evidence-mix-key { display: flex; flex-wrap: wrap; gap: 6px 18px; margin: 13px 0 0; padding: 0; list-style: none; }
.evidence-mix-key li { display: inline-flex; align-items: center; gap: 7px; color: #5b787c; font-size: 10px; font-weight: 700; }
.evidence-mix-key b { color: var(--deep); font-family: var(--mono); font-size: 11px; }
.mix-dot { width: 8px; height: 8px; border-radius: 50%; }
.evidence-notes { display: grid; grid-template-columns: repeat(2, 1fr); gap: 11px; }
.note-card { min-height: 193px; padding: 23px; border: 1px solid var(--line); background: var(--white); }
.note-status { display: inline-block; margin-bottom: 24px; font-family: var(--mono); font-size: 8px; letter-spacing: .08em; text-transform: uppercase; }
.note-verified .note-status { color: var(--teal-ink); }
.note-caution .note-status { color: #805322; }
.note-excluded .note-status { color: #a84242; }
.note-card h3 { margin-bottom: 9px; color: var(--deep); font-family: var(--display); font-size: 20px; font-weight: 600; letter-spacing: -.022em; line-height: 1.15; }
.note-card p { margin: 0; color: var(--ink-soft); font-size: 11px; line-height: 1.7; }

.source-cta { padding: 59px 0; color: var(--white); background: #0a313a; }
.source-cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 35px; }
.source-cta h2 { max-width: 770px; color: var(--white); font-size: clamp(28px, 3.2vw, 42px); }

/* Footer */
.site-footer { color: #bbcfcd; background: #06252d; }
.footer-inner { display: flex; align-items: flex-end; justify-content: space-between; gap: 30px; padding-top: 44px; padding-bottom: 43px; }
.footer-brand .brand-mark { color: var(--deep); background: #d9e5df; }
.footer-brand .brand-copy b { color: var(--white); }
.footer-brand .brand-copy small { color: #86a9a6; }
.footer-inner p { max-width: 390px; margin: 15px 0 0; color: #9ab2b0; font-size: 11px; }
.footer-links { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 17px; }
.footer-links a { color: #d8e8e4; font-size: 11px; font-weight: 800; }
.footer-links a:hover { color: var(--teal-bright); }

/* Source library */
.library-dialog { width: min(880px, calc(100% - 36px)); max-height: min(790px, calc(100dvh - 44px)); padding: 0; border: 0; color: var(--ink); background: var(--paper); box-shadow: 0 32px 85px rgba(3, 28, 34, .37); }
.library-dialog::backdrop { background: rgba(3, 31, 37, .66); backdrop-filter: blur(3px); }
.library-dialog > * { margin-left: 0; margin-right: 0; }
.dialog-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 25px; padding: 32px 36px 14px; }
.dialog-top .eyebrow { margin-bottom: 10px; }
.dialog-top h2 { margin: 0; color: var(--deep); font-family: var(--display); font-size: 35px; letter-spacing: -.045em; line-height: 1.05; }
.dialog-close { display: grid; width: 37px; height: 37px; flex: 0 0 auto; place-items: center; border: 1px solid var(--line); border-radius: 50%; color: var(--deep); background: var(--white); font-size: 26px; line-height: 1; }
.dialog-close:hover { color: var(--white); background: var(--deep); }
.dialog-intro { max-width: 700px; padding: 0 36px; color: var(--ink-soft); font-size: 12px; line-height: 1.7; }
.source-search-label { display: block; padding: 10px 36px 22px; }
.source-search-label input { width: 100%; padding: 13px 14px; border: 1px solid var(--line); border-radius: 0; color: var(--deep); background: var(--white); font-size: 12px; }
.source-list { max-height: 445px; overflow-y: auto; border-top: 1px solid var(--line); }
.source-item { display: grid; grid-template-columns: 43px 1fr 28px; gap: 15px; align-items: start; padding: 17px 36px; border-bottom: 1px solid var(--line); background: transparent; transition: background .2s ease; }
.source-item:hover { background: rgba(255,255,255,.54); }
.source-number { padding-top: 2px; color: var(--teal-ink); font-family: var(--mono); font-size: 9px; }
.source-type { margin-bottom: 2px; color: #5b7d80; font-family: var(--mono); font-size: 8px; letter-spacing: .08em; text-transform: uppercase; }
.source-item h3 { margin-bottom: 3px; color: var(--deep); font-size: 13px; line-height: 1.35; }
.source-item div > p:last-child { margin: 0; color: var(--ink-soft); font-size: 10px; line-height: 1.5; }
.source-item > a { display: grid; width: 25px; height: 25px; place-items: center; border-radius: 50%; color: var(--white); background: var(--teal); font-size: 13px; }
.library-dialog .empty-filter { padding: 0 36px 25px; }

/* Progressively revealed content */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity .65s ease, transform .65s ease; }
.reveal.is-visible { opacity: 1; transform: none; }
.delay-one { transition-delay: .1s; }

@media (max-width: 1040px) {
  .site-header { width: min(100% - 48px, 900px); }
  .header-archive { display: none; }
  .hero { gap: 43px; }
  .theme-grid { grid-template-columns: repeat(3, 1fr); }
  .theme-card { min-height: 285px; }
  .hero-art { right: -70px; width: min(48%, 470px); opacity: .5; }
  .research-figures { grid-template-columns: 1fr; }
  .impact-grid { grid-template-columns: 1fr; }
  .rubhu-layout { grid-template-columns: 1fr; }
  .rubhu-copy { max-width: 730px; }
  .patent-grid { grid-template-columns: repeat(2, 1fr); }
  .evidence-section { grid-template-columns: 1fr; }
  .evidence-intro { position: relative; top: auto; max-width: 720px; }
}

@media (max-width: 790px) {
  .section-wrap { width: min(100% - 40px, 640px); }
  .site-header { width: calc(100% - 40px); height: 75px; }
  .primary-nav { position: absolute; top: 66px; right: 0; left: 0; display: grid; gap: 2px; padding: 15px; transform: translateY(-10px); visibility: hidden; opacity: 0; border: 1px solid var(--line); background: var(--paper); box-shadow: 0 17px 30px rgba(5, 38, 43, .11); transition: opacity .2s ease, transform .2s ease, visibility .2s ease; }
  .primary-nav.is-open { transform: translateY(0); visibility: visible; opacity: 1; }
  .primary-nav a { padding: 11px 5px; }
  .nav-toggle { display: block; margin-left: auto; }
  .nav-toggle[aria-expanded="true"] span:first-child { transform: translateY(3.5px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] span:last-child { transform: translateY(-3.5px) rotate(-45deg); }
  .hero { min-height: auto; grid-template-columns: 1fr; gap: 37px; padding-top: 57px; padding-bottom: 58px; }
  .hero::after { display: none; }
  .hero-art { top: auto; bottom: -40px; right: -110px; width: min(74%, 430px); opacity: .34; }
  .impact-stats { grid-template-columns: repeat(2, 1fr); }
  .hero-copy { padding-top: 0; }
  .hero h1 { font-size: clamp(45px, 11vw, 66px); }
  .hero-summary { font-size: 15px; }
  .hero-portrait-wrap { width: min(100%, 440px); min-height: 430px; margin: 0 auto; }
  .portrait-frame { right: 13px; width: min(100% - 16px, 355px); height: 408px; }
  .portrait-grid { right: -4px; }
  .portrait-caption { right: -5px; }
  .focus-inner { align-items: flex-start; flex-direction: column; gap: 12px; padding: 21px 0; }
  .profile-section, .experience-section, .impact-section, .innovation-section, .evidence-section { padding-top: 82px; padding-bottom: 82px; }
  .profile-grid { grid-template-columns: 1fr; gap: 40px; margin-top: 39px; }
  .identity-card { max-width: 530px; }
  .research-section { padding: 80px 0 87px; }
  .theme-grid { grid-template-columns: repeat(2, 1fr); margin-top: 42px; }
  .row-heading { display: block; }
  .section-aside { max-width: 560px; margin-top: 16px; }
  .timeline { margin-top: 51px; }
  .timeline::before { left: 8px; }
  .timeline-entry { grid-template-columns: 20px 1fr; gap: 16px; padding-bottom: 36px; }
  .timeline-date { grid-column: 2; grid-row: 1; padding: 0; text-align: left; }
  .timeline-pin { grid-column: 1; grid-row: 1 / span 2; margin: 4px 0 0 2px; }
  .timeline-content { grid-column: 2; grid-row: 2; }
  .rubhu-section { padding: 82px 0; }
  .capability-grid { margin-top: 0; }
  .patent-grid { grid-template-columns: 1fr; }
  .publication-row { grid-template-columns: 56px 1fr; gap: 13px; }
  .publication-year { text-align: left; }
  .publication-row > .evidence-pill { grid-column: 2; padding-top: 0; text-align: left; }
  .talks-section { padding: 83px 0; }
  .talks-layout { grid-template-columns: 1fr; }
  .talks-photo { position: relative; top: auto; width: min(100%, 410px); }
  .evidence-notes { grid-template-columns: 1fr; }
  .source-cta-inner { align-items: flex-start; flex-direction: column; }
  .footer-inner { align-items: flex-start; flex-direction: column; }
  .footer-links { justify-content: flex-start; }
}

@media (max-width: 500px) {
  .section-wrap { width: calc(100% - 32px); }
  .site-header { width: calc(100% - 32px); }
  .brand-copy b { font-size: 10px; }
  .hero { padding-top: 40px; }
  .hero-facts { display: grid; grid-template-columns: 1fr 1fr; gap: 17px 24px; margin-top: 34px; }
  .hero-facts div:last-child { grid-column: 1 / -1; }
  .portrait-frame { right: 0; width: calc(100% - 8px); }
  .portrait-caption { right: 0; bottom: 0; max-width: 190px; }
  .portrait-grid { right: -10px; }
  .focus-tags { gap: 6px; }
  .focus-tags span { font-size: 9px; }
  .hero-art { opacity: .24; }
  .rubhu-art { display: none; }
  .talks-art { display: none; }
  .impact-stats { grid-template-columns: 1fr 1fr; }
  .impact-stat { padding: 18px 15px; }
  .section-heading h2, .rubhu-copy h2, .evidence-intro h2 { font-size: 36px; }
  .about-copy .lead-copy { font-size: 18px; }
  .theme-grid { grid-template-columns: 1fr; }
  .theme-card { min-height: auto; }
  .theme-card h3 { min-height: 0; }
  .capability-grid { grid-template-columns: 1fr; }
  .publication-toolbar { align-items: stretch; flex-direction: column; gap: 12px; }
  .publication-filter { width: 100%; }
  .engagement { grid-template-columns: 1fr; gap: 5px; }
  .engagement-year { padding: 0; }
  .note-card { min-height: 0; }
  .dialog-top { padding: 26px 20px 10px; }
  .dialog-top h2 { font-size: 29px; }
  .dialog-intro { padding: 0 20px; }
  .source-search-label { padding: 10px 20px 18px; }
  .source-item { grid-template-columns: 27px 1fr 24px; gap: 9px; padding: 15px 20px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
  .reveal { opacity: 1; transform: none; }
}