:root {
  --navy: #062b61;
  --navy-deep: #031d43;
  --blue: #086be8;
  --blue-bright: #2288f5;
  --ice: #eaf5ff;
  --ice-soft: #f6fbff;
  --text: #17375e;
  --muted: #607895;
  --line: rgba(23, 76, 133, .14);
  --orange: #ff7043;
  --white: #fff;
  --shadow: 0 20px 60px rgba(12, 65, 124, .08);
  --content: min(1240px, calc(100% - 64px));
  --header-h: 84px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-width: 320px;
  color: var(--text);
  background: #fff;
  font-family: "Noto Sans SC", "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
button, a { -webkit-tap-highlight-color: transparent; }
button { font: inherit; }
.skip-link { position: fixed; z-index: 200; top: 10px; left: 10px; padding: 8px 14px; border-radius: 8px; color: #fff; background: var(--navy); transform: translateY(-160%); transition: transform .2s; }
.skip-link:focus { transform: translateY(0); }
:focus-visible { outline: 3px solid rgba(8, 107, 232, .35); outline-offset: 4px; }
.container { width: var(--content); margin-inline: auto; }

.site-header {
  position: fixed; z-index: 100; inset: 0 0 auto;
  height: var(--header-h);
  border-bottom: 1px solid transparent;
  transition: background .35s ease, border-color .35s ease, box-shadow .35s ease;
}
.site-header.scrolled, body:not([data-page="home"]) .site-header {
  background: rgba(255, 255, 255, .88);
  border-color: rgba(20, 72, 131, .1);
  box-shadow: 0 8px 35px rgba(14, 62, 117, .05);
  backdrop-filter: blur(18px);
}
.header-inner { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.brand { display: flex; align-items: center; gap: 17px; flex: 0 0 auto; }
.brand-mark { position: relative; color: var(--navy); font: 900 2rem/1 Arial, sans-serif; letter-spacing: -.08em; }
.brand-dot { position: absolute; width: 7px; height: 7px; top: -2px; right: -5px; border-radius: 50%; background: var(--orange); }
.brand-copy { padding-left: 17px; border-left: 1px solid var(--line); }
.brand-copy strong { display: block; color: var(--navy); font-size: .98rem; line-height: 1.3; letter-spacing: .03em; }
.brand-copy span { display: block; color: #7d90a9; font-size: .72rem; line-height: 1.5; letter-spacing: .08em; }
.main-nav { display: flex; align-items: center; gap: clamp(18px, 2.15vw, 34px); }
.main-nav a { position: relative; padding: 30px 0 27px; color: #27476d; font-size: .9rem; font-weight: 600; white-space: nowrap; }
.main-nav a::after { content: ""; position: absolute; inset: auto 50% 19px; height: 2px; background: var(--blue); transform: translateX(-50%) scaleX(0); transform-origin: center; transition: transform .25s ease; width: 100%; }
.main-nav a:hover, .main-nav a.active { color: var(--blue); }
.main-nav a:hover::after, .main-nav a.active::after { transform: translateX(-50%) scaleX(1); }
.menu-button { display: none; width: 46px; height: 46px; border: 1px solid var(--line); border-radius: 50%; background: rgba(255,255,255,.8); color: var(--navy); align-items: center; justify-content: center; }
.menu-button span, .menu-button::before, .menu-button::after { content: ""; display: block; width: 20px; height: 2px; background: currentColor; transition: transform .25s, opacity .25s; }
.menu-button span { margin: 4px 0; }
.menu-button.open span { opacity: 0; }
.menu-button.open::before { transform: translateY(6px) rotate(45deg); }
.menu-button.open::after { transform: translateY(-6px) rotate(-45deg); }

.hero {
  position: relative; min-height: max(760px, 100svh); overflow: hidden;
  display: flex; align-items: center; padding: calc(var(--header-h) + 50px) 0 76px;
  background: linear-gradient(135deg, #fff 4%, #fbfdff 48%, #eef8ff 100%);
}
.hero::after { content: ""; position: absolute; left: -8%; right: -8%; bottom: -150px; height: 270px; border-radius: 50%; border-top: 1px solid rgba(30, 126, 230, .14); transform: rotate(-4deg); box-shadow: 0 -40px 100px rgba(45, 139, 238, .03); }
.hero-art { position: absolute; inset: 0; background: url('/static/images/hero-science.png') center / cover no-repeat; opacity: .94; will-change: transform; animation: ambient 18s ease-in-out infinite alternate; }
.hero-art::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(255,255,255,.97) 0%, rgba(255,255,255,.87) 35%, rgba(255,255,255,.08) 72%, rgba(255,255,255,.13) 100%); }
.data-field { position: absolute; z-index: 1; inset: var(--header-h) 0 0; width: 100%; height: calc(100% - var(--header-h)); pointer-events: none; opacity: .72; }
.hero-content { position: relative; z-index: 2; width: min(690px, 54vw); padding-top: 36px; animation: heroIn .85s cubic-bezier(.2,.75,.2,1) both; }
.eyebrow { display: flex; align-items: center; gap: 13px; margin: 0 0 28px; color: #7087a5; font-size: .76rem; font-weight: 700; letter-spacing: .28em; text-transform: uppercase; }
.eyebrow::before { content: ""; width: 34px; height: 2px; background: var(--blue); }
.hero-wordmark { position: relative; width: fit-content; margin: 0 0 12px; font: 900 clamp(7rem, 13.5vw, 12rem)/.83 Arial, sans-serif; letter-spacing: -.085em; color: transparent; background: linear-gradient(135deg, #063573 12%, #167fda 58%, #c9e6fa 96%); -webkit-background-clip: text; background-clip: text; }
.hero-wordmark::after { content: ""; position: absolute; width: clamp(15px, 1.7vw, 25px); aspect-ratio: 1; border-radius: 50%; background: var(--orange); top: -2%; right: -2%; box-shadow: 0 6px 22px rgba(255,112,67,.22); }
.hero-title { margin: 30px 0 14px; color: var(--navy-deep); font-size: clamp(2rem, 3.5vw, 3.7rem); font-weight: 500; line-height: 1.25; letter-spacing: .08em; }
.hero-title .cross { padding: 0 .35em; color: #88a1bf; font-weight: 300; }
.hero-lead { max-width: 580px; margin: 0; color: #607895; font-size: clamp(1rem, 1.25vw, 1.15rem); line-height: 1.9; }
.hero-tagline { display: block; margin-top: 13px; color: #90a4bd; font-size: .96rem; letter-spacing: .14em; }
.hero-actions { display: flex; gap: 16px; margin-top: 38px; flex-wrap: wrap; }
.button { display: inline-flex; min-height: 50px; align-items: center; justify-content: center; gap: 16px; padding: 0 25px; border: 1px solid rgba(7, 78, 157, .2); border-radius: 999px; color: var(--navy); background: rgba(255,255,255,.7); font-size: .94rem; font-weight: 700; transition: color .25s, background .25s, border-color .25s, transform .25s, box-shadow .25s; }
.button.primary { color: #fff; border-color: transparent; background: linear-gradient(110deg, #084680, #0877d7); box-shadow: 0 15px 35px rgba(7,92,175,.2); }
.button .arrow, .text-link .arrow { transition: transform .25s ease; }
.button:hover { transform: translateY(-2px); border-color: rgba(7, 102, 207, .4); box-shadow: 0 12px 28px rgba(8,82,157,.1); }
.button.primary:hover { background: linear-gradient(110deg, #063a6e, #076ccd); box-shadow: 0 18px 38px rgba(7,92,175,.25); }
.button:hover .arrow, .text-link:hover .arrow { transform: translateX(4px); }
.hero-aside { position: absolute; z-index: 2; right: max(4vw, 48px); bottom: 92px; display: grid; gap: 5px; color: rgba(25,79,139,.55); font-size: .68rem; font-weight: 700; letter-spacing: .22em; text-transform: uppercase; }
.hero-aside::before { content: ""; width: 1px; height: 54px; margin-bottom: 13px; background: linear-gradient(var(--blue), transparent); }
.scroll-cue { position: absolute; z-index: 3; left: 50%; bottom: 34px; color: #8196b1; font-size: .65rem; letter-spacing: .22em; transform: translateX(-50%); }

.flow-surface { position: relative; overflow: hidden; }
.flow-surface::before, .flow-surface::after { content: ""; position: absolute; z-index: -1; border-radius: 50%; pointer-events: none; }
.flow-surface::before { width: 720px; height: 280px; top: 8%; right: -300px; border: 1px solid rgba(32,126,225,.11); transform: rotate(-15deg); box-shadow: 0 0 90px rgba(51,148,242,.04); }
.flow-surface::after { width: 800px; height: 350px; bottom: 7%; left: -390px; border: 1px solid rgba(255,112,67,.09); transform: rotate(12deg); }
.section { padding: 132px 0; }
.section + .section { border-top: 1px solid rgba(23,76,133,.08); }
.section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 40px; margin-bottom: 68px; }
.section-index { display: block; margin-bottom: 12px; color: #77a7db; font-size: .7rem; font-weight: 700; letter-spacing: .24em; text-transform: uppercase; }
.section-title { margin: 0; color: var(--navy); font-size: clamp(2rem, 3.5vw, 3.1rem); font-weight: 750; line-height: 1.25; letter-spacing: .01em; }
.section-intro { max-width: 520px; margin: 0; color: var(--muted); line-height: 1.9; }
.text-link { display: inline-flex; align-items: center; gap: 13px; color: var(--blue); font-weight: 700; white-space: nowrap; }

.research-list { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.research-item { min-height: 290px; padding: 46px 42px 40px 0; }
.research-item + .research-item { padding-left: 42px; border-left: 1px solid var(--line); }
.line-icon { width: 54px; height: 54px; display: grid; place-items: center; margin-bottom: 35px; border: 1px solid rgba(20,112,220,.14); border-radius: 50%; color: var(--blue); background: linear-gradient(145deg, #fff, #eef7ff); }
.line-icon svg { width: 27px; height: 27px; stroke: currentColor; fill: none; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.research-item h3 { margin: 0 0 14px; color: var(--navy); font-size: 1.3rem; }
.research-item p { min-height: 58px; margin: 0 0 24px; color: var(--muted); line-height: 1.85; }

.platform-showcase { display: grid; grid-template-columns: .8fr 1.6fr; gap: 90px; align-items: start; padding: 76px; border: 1px solid rgba(25,98,178,.1); border-radius: 28px; background: linear-gradient(135deg, rgba(246,251,255,.92), rgba(234,246,255,.66)); box-shadow: var(--shadow); }
.platform-summary h2 { margin: 0 0 20px; color: var(--navy); font-size: clamp(2rem,3vw,3rem); line-height: 1.25; }
.platform-summary p { margin: 0 0 32px; color: var(--muted); }
.platforms-mini { border-top: 1px solid var(--line); }
.platform-mini { display: grid; grid-template-columns: 1fr 1.5fr auto; gap: 24px; align-items: center; min-height: 112px; border-bottom: 1px solid var(--line); }
.platform-mini strong { color: var(--navy); font: 800 1.35rem/1.2 Arial, sans-serif; }
.platform-mini span { color: var(--muted); }
.platform-mini a { width: 42px; height: 42px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 50%; color: var(--blue); transition: transform .25s, background .25s, color .25s; }
.platform-mini a:hover { color: #fff; background: var(--blue); transform: translateX(3px); }

.contact-section { padding-bottom: 150px; }
.contact-panel { position: relative; overflow: hidden; display: grid; grid-template-columns: 1.4fr .6fr; align-items: center; gap: 50px; min-height: 330px; padding: 66px 72px; border-radius: 28px; color: #fff; background: linear-gradient(120deg, #052b61, #086dcc 75%, #248be8); box-shadow: 0 28px 70px rgba(5,64,129,.18); }
.contact-panel::before { content: ""; position: absolute; width: 560px; height: 260px; right: -120px; bottom: -160px; border: 1px solid rgba(255,255,255,.22); border-radius: 50%; transform: rotate(-12deg); box-shadow: 0 -25px 75px rgba(255,255,255,.07); }
.contact-copy { position: relative; z-index: 1; }
.contact-copy .section-index { color: rgba(255,255,255,.6); }
.contact-copy h2 { max-width: 700px; margin: 0 0 18px; font-size: clamp(2rem,3.7vw,3.4rem); line-height: 1.3; }
.contact-copy p { max-width: 650px; margin: 0; color: rgba(255,255,255,.72); }
.contact-panel .button { position: relative; z-index: 1; justify-self: end; color: var(--navy); background: #fff; border-color: #fff; }

.page-hero { position: relative; overflow: hidden; min-height: 465px; display: flex; align-items: flex-end; padding: calc(var(--header-h) + 90px) 0 76px; background: linear-gradient(110deg,#fff 0%,#f5fbff 58%,#e8f5ff 100%); }
.page-hero::before { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(255,255,255,.98), rgba(255,255,255,.76) 52%, rgba(255,255,255,.25)), url('/static/images/hero-science.png') center right / cover no-repeat; opacity: .62; }
.page-hero::after { content: ""; position: absolute; right: 5%; bottom: 44px; width: 1px; height: 80px; background: linear-gradient(var(--blue), transparent); }
.page-hero-content { position: relative; z-index: 1; max-width: 800px; }
.page-hero h1 { margin: 0 0 18px; color: var(--navy); font-size: clamp(3rem,6vw,5.6rem); line-height: 1.1; letter-spacing: -.025em; }
.page-hero p { max-width: 680px; margin: 0; color: var(--muted); font-size: 1.08rem; }
.page-content { padding: 110px 0 145px; }
.page-note { margin: 0 0 56px; padding: 18px 22px; border-left: 2px solid var(--orange); color: var(--muted); background: var(--ice-soft); }

/* Platform and publication indexes render their data immediately without scroll observers. */
.data-index-page { min-height: 100vh; background: linear-gradient(180deg,#f5fbff 0,#fff 410px); }
.data-index-hero { position: relative; overflow: hidden; padding: calc(var(--header-h) + 32px) 0 32px; }
.data-index-hero::before { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 86% 18%,rgba(18,126,232,.12),transparent 26%),url('/static/images/hero-science.png') right 34% / min(700px,52vw) auto no-repeat; opacity: .48; pointer-events: none; }
.data-index-heading { position: relative; z-index: 1; animation: data-index-in .56s both cubic-bezier(.2,.75,.2,1); }
.data-index-heading .eyebrow { margin-bottom: 12px; }
.data-index-heading h1 { margin: 0 0 12px; color: var(--navy); font-size: clamp(2.9rem,5vw,4.6rem); line-height: 1.05; letter-spacing: -.025em; }
.data-index-heading p { max-width: 680px; margin: 0; color: var(--muted); font-size: 1rem; }
.data-index-content { padding: 28px 0 145px; animation: data-index-in .65s .1s both cubic-bezier(.2,.75,.2,1); }
@keyframes data-index-in {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}

.feature-stack { display: grid; gap: 0; border-top: 1px solid var(--line); }
.feature-row { display: grid; grid-template-columns: 90px .72fr 1fr; gap: 44px; align-items: start; padding: 60px 0; border-bottom: 1px solid var(--line); }
.feature-number { color: #9ab4d1; font: 700 .76rem/1.2 Arial,sans-serif; letter-spacing: .2em; }
.feature-row h2 { margin: 0; color: var(--navy); font-size: clamp(1.65rem,2.7vw,2.5rem); line-height: 1.35; }
.feature-body p { margin: 0 0 20px; color: var(--muted); }
.tag-row { display: flex; gap: 10px; flex-wrap: wrap; }
.tag { padding: 6px 13px; border-radius: 999px; color: #3570ad; background: #edf7ff; font-size: .78rem; }

.platform-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.platform-card { min-height: 270px; display: flex; flex-direction: column; padding: 34px; border: 1px solid var(--line); border-radius: 20px; background: rgba(255,255,255,.8); transition: transform .3s, box-shadow .3s, border-color .3s; }
.platform-card:hover { transform: translateY(-4px); border-color: rgba(8,107,232,.25); box-shadow: var(--shadow); }
.platform-card .meta { display: flex; align-items: center; justify-content: space-between; color: #7493b7; font-size: .75rem; letter-spacing: .08em; }
.platform-card h2, .platform-card h3 { margin: 35px 0 12px; color: var(--navy); font: 800 1.55rem/1.2 Arial,sans-serif; }
.platform-card p { margin: 0 0 26px; color: var(--muted); }
.platform-card .text-link { margin-top: auto; }
.platform-group + .platform-group { margin-top: 105px; }
.platform-group-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 30px; margin-bottom: 38px; padding-bottom: 22px; border-bottom: 1px solid var(--line); }
.platform-group-head h2 { margin: 0; color: var(--navy); font-size: clamp(2rem, 3vw, 2.75rem); line-height: 1.2; }
.platform-count { color: #8098b4; font-size: .72rem; letter-spacing: .15em; }

.detail-hero { position: relative; overflow: hidden; min-height: 455px; display: flex; align-items: flex-end; padding: calc(var(--header-h) + 52px) 0 56px; background: linear-gradient(120deg,#f9fcff 0%,#eef8ff 55%,#e3f3ff 100%); }
.detail-hero::before { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg,rgba(255,255,255,.98),rgba(255,255,255,.78) 54%,rgba(255,255,255,.18)), url('/static/images/hero-science.png') center right / cover no-repeat; opacity: .58; }
.detail-hero::after { content: ""; position: absolute; width: 620px; height: 220px; right: -120px; bottom: -135px; border: 1px solid rgba(16,116,221,.18); border-radius: 50%; transform: rotate(-9deg); }
.detail-hero .container { position: relative; z-index: 1; max-width: 1080px; }
.detail-breadcrumb { display: inline-flex; margin-bottom: 38px; color: #5f7c9c; font-size: .84rem; font-weight: 700; }
.detail-breadcrumb:hover { color: var(--blue); }
.detail-hero-meta { display: flex; gap: 28px; margin-bottom: 20px; color: #6595c7; font-size: .72rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; }
.detail-hero h1 { margin: 0 0 18px; color: var(--navy); font: 900 clamp(3.8rem,7vw,6.4rem)/.94 Arial,sans-serif; letter-spacing: -.055em; }
.detail-hero p { max-width: 760px; margin: 0; color: #526f8f; font-size: clamp(.98rem,1.2vw,1.1rem); line-height: 1.75; }
.detail-content { padding: 110px 0 145px; }
.tool-detail-grid { max-width: 1080px; display: grid; grid-template-columns: minmax(0,1.45fr) minmax(290px,.55fr); gap: 72px; align-items: start; }
.detail-section + .detail-section { margin-top: 90px; }
.detail-section h2, .tool-sidebar h2 { margin: 0 0 28px; color: var(--navy); font-size: clamp(1.75rem,2.8vw,2.45rem); line-height: 1.25; }
.feature-list { margin: 0; padding: 0; border-top: 1px solid var(--line); list-style: none; }
.feature-list li { display: grid; grid-template-columns: 58px 1fr; gap: 24px; align-items: start; padding: 27px 0; border-bottom: 1px solid var(--line); }
.feature-list li span { padding-top: 3px; color: #85a7cb; font: 700 .72rem/1.4 Arial,sans-serif; letter-spacing: .15em; }
.feature-list li p { margin: 0; color: #365675; font-size: 1.05rem; line-height: 1.75; }
.citation-panel { padding: 40px; border-left: 2px solid var(--orange); background: linear-gradient(120deg,#f5faff,#fff); }
.citation-panel h2 { margin-bottom: 16px; font-size: 1.45rem; }
.citation-panel p { margin: 0; color: var(--muted); font-family: Arial,sans-serif; line-height: 1.75; }
.tool-sidebar { position: sticky; top: calc(var(--header-h) + 34px); display: grid; gap: 20px; }
.tool-cta, .tool-tech { padding: 36px; border: 1px solid var(--line); border-radius: 20px; background: rgba(255,255,255,.86); box-shadow: 0 16px 44px rgba(11,64,120,.06); }
.tool-sidebar h2 { font-size: 1.5rem; }
.tool-cta .button { width: 100%; }
.tool-cta > p { margin: 15px 0 0; color: #8195ac; font-size: .78rem; line-height: 1.65; text-align: center; }
.tool-cta .text-link { width: 100%; justify-content: center; margin-top: 20px; }
.button.disabled { cursor: default; color: #7d90a4; border-color: #d9e3ed; background: #f3f6f9; box-shadow: none; }
.button.disabled:hover { transform: none; border-color: #d9e3ed; box-shadow: none; }
.tool-tech .tag-row { margin-top: 5px; }

/* Compact landscape layout for laptops with wide but short viewports. */
@media (min-width: 761px) and (max-height: 950px) {
  .page-hero {
    min-height: 330px;
    height: calc(var(--header-h) + 33vh);
    height: calc(var(--header-h) + 33svh);
    max-height: 390px;
    padding: calc(var(--header-h) + 24px) 0 28px;
  }
  .page-hero .eyebrow { margin-bottom: 12px; }
  .page-hero h1 { margin-bottom: 10px; font-size: clamp(3rem,5vw,4.4rem); }
  .page-hero p { max-width: 650px; font-size: .96rem; line-height: 1.65; }
  .page-content { padding-top: 76px; }
  .detail-hero {
    min-height: 330px;
    height: calc(var(--header-h) + 33vh);
    height: calc(var(--header-h) + 33svh);
    max-height: 390px;
    padding: calc(var(--header-h) + 24px) 0 28px;
  }
  .detail-breadcrumb { margin-bottom: 18px; font-size: .78rem; }
  .detail-hero-meta { margin-bottom: 12px; }
  .detail-hero h1 { margin-bottom: 12px; font-size: clamp(3.15rem,5.4vw,4.8rem); }
  .detail-hero p { max-width: 760px; font-size: .96rem; line-height: 1.65; }
  .detail-content { padding-top: 76px; }
}

.publication-list { border-top: 1px solid var(--line); }
.publication { position: relative; display: grid; grid-template-columns: 100px 1fr auto; gap: 32px; align-items: start; padding: 36px 0; border-bottom: 1px solid var(--line); transition: background .25s, padding .25s; }
.publication:hover { background: linear-gradient(90deg,rgba(236,247,255,.72),transparent); }
.publication-main-link::after { content: ""; position: absolute; inset: 0; }
.publication-main-link:focus-visible::after { outline: 3px solid rgba(8,107,232,.35); outline-offset: -3px; }
.pub-year { color: var(--blue); font: 800 1.5rem/1 Arial,sans-serif; }
.publication h2 { margin: 0 0 10px; color: var(--navy); font-size: 1.12rem; line-height: 1.55; }
.publication p { margin: 0; color: var(--muted); font-size: .92rem; }
.pub-status { position: relative; z-index: 2; color: #8197b2; font-size: .78rem; white-space: nowrap; }

.pi-panel { display: grid; grid-template-columns: 310px 1fr; gap: 64px; margin-bottom: 90px; padding-bottom: 80px; border-bottom: 1px solid var(--line); }
.pi-photo { overflow: hidden; margin: 0; border-radius: 24px; background: #eaf6ff; box-shadow: var(--shadow); }
.pi-photo img { display: block; width: 100%; aspect-ratio: .78; object-fit: cover; object-position: center top; }
.pi-photo figcaption { display: none; padding: 22px; background: #fff; }
.pi-photo figcaption strong, .pi-photo figcaption span { display: block; }
.pi-photo figcaption strong { color: var(--navy); font-size: 1.35rem; }
.pi-photo figcaption span { color: var(--muted); font-size: .88rem; }
.pi-copy h2 { margin: 0 0 6px; color: var(--navy); font-size: 2.5rem; }
.pi-role { margin: 0 0 28px; color: var(--blue); }
.pi-copy p { color: var(--muted); }
.honor-list { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 28px; }
.honor-list span { padding: 6px 11px; border: 1px solid rgba(8,107,232,.12); border-radius: 999px; color: #4073a8; background: #f2f8ff; font-size: .76rem; }
.pi-metrics { display: grid; grid-template-columns: repeat(3,1fr); gap: 12px; margin: 32px 0; }
.pi-metrics div { padding: 20px; border: 1px solid var(--line); border-radius: 14px; background: var(--ice-soft); }
.pi-metrics strong, .pi-metrics span { display: block; }
.pi-metrics strong { color: var(--blue); font: 800 1.45rem/1.2 Arial,sans-serif; }
.pi-metrics span { margin-top: 5px; color: var(--muted); font-size: .78rem; }
.contact-line { display: flex; flex-wrap: wrap; gap: 24px; margin-top: 28px; color: #315d8c; }
.profile-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-bottom: 110px; }
.profile-block { padding: 42px; border: 1px solid var(--line); border-radius: 20px; background: linear-gradient(145deg,#fff,#f7fbff); }
.profile-block h2 { margin: 0 0 24px; color: var(--navy); font-size: 1.5rem; }
.profile-block ul { margin: 0; padding-left: 1.3em; color: var(--muted); }
.profile-block li + li { margin-top: 10px; }
.section-head.compact { margin-bottom: 38px; }
.member-groups { display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; }
.member-group { padding: 34px; border-top: 2px solid #82b9ef; background: var(--ice-soft); }
.member-group h3 { margin: 0 0 8px; color: var(--navy); font-size: 1.15rem; }
.member-group p { margin: 0; color: var(--muted); }

.news-list { border-top: 1px solid var(--line); }
.news-item { display: grid; grid-template-columns: 130px 1fr 44px; gap: 32px; align-items: center; padding: 40px 0; border-bottom: 1px solid var(--line); }
.news-date { color: #7690ad; font: 700 .8rem/1.4 Arial,sans-serif; letter-spacing: .06em; }
.news-item h2 { margin: 0 0 8px; color: var(--navy); font-size: 1.25rem; }
.news-item p { margin: 0; color: var(--muted); }
.round-arrow { width: 42px; height: 42px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 50%; color: var(--blue); }

.join-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.join-block { min-height: 320px; padding: 46px; border: 1px solid var(--line); border-radius: 22px; background: linear-gradient(145deg,#fff,#f7fbff); }
.join-block h2 { margin: 0 0 20px; color: var(--navy); font-size: 1.55rem; }
.join-block p, .join-block li { color: var(--muted); }
.join-block ul { padding-left: 1.25em; }
.join-contact { grid-column: 1 / -1; min-height: auto; display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 30px; background: linear-gradient(120deg,#f0f8ff,#fff); }

.site-footer { border-top: 1px solid var(--line); background: #fbfdff; }
.footer-main { display: grid; grid-template-columns: 1.2fr 1fr .8fr; gap: 60px; padding: 58px 0 42px; }
.footer-brand p { margin: 16px 0 0; color: var(--muted); font-size: .9rem; }
.footer-title { margin: 0 0 17px; color: var(--navy); font-size: .82rem; letter-spacing: .12em; }
.footer-nav { display: grid; grid-template-columns: repeat(2,1fr); gap: 7px 18px; }
.footer-nav a, .footer-contact { color: var(--muted); font-size: .86rem; }
.footer-nav a:hover { color: var(--blue); }
.footer-contact p { margin: 0 0 8px; }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; padding: 20px 0 28px; border-top: 1px solid rgba(23,76,133,.08); color: #8a9db4; font-size: .75rem; }

.reveal { opacity: 0; transform: translateY(12px); transition: opacity .7s ease, transform .7s cubic-bezier(.2,.75,.2,1); }
.reveal.is-visible { opacity: 1; transform: translateY(0); }
.page-enter { opacity: 0; transform: translateY(14px); transition: opacity .62s ease, transform .62s cubic-bezier(.2,.75,.2,1); }
.page-enter.is-visible { opacity: 1; transform: translateY(0); }
body.nav-arrival .page-content { animation: nav-content-arrival .72s .12s both cubic-bezier(.2,.75,.2,1); }
@keyframes nav-content-arrival {
  from { opacity: .72; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes heroIn { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }
@keyframes ambient { from { transform: scale(1.01) translate3d(0,0,0); } to { transform: scale(1.025) translate3d(-8px,6px,0); } }

@media (max-width: 1060px) {
  :root { --content: min(100% - 44px, 940px); --header-h: 74px; }
  .brand-copy { display: none; }
  .menu-button { display: flex; flex-direction: column; }
  .main-nav { position: fixed; inset: var(--header-h) 20px auto; display: grid; gap: 0; padding: 16px 24px; border: 1px solid var(--line); border-radius: 18px; background: rgba(255,255,255,.97); box-shadow: var(--shadow); opacity: 0; pointer-events: none; transform: translateY(-10px); transition: opacity .2s, transform .2s; }
  .main-nav.open { opacity: 1; pointer-events: auto; transform: none; }
  .main-nav a { padding: 13px 4px; border-bottom: 1px solid rgba(23,76,133,.08); }
  .main-nav a:last-child { border: 0; }
  .main-nav a::after { display: none; }
  .hero-content { width: 65vw; }
  .hero-aside { display: none; }
  .platform-showcase { grid-template-columns: 1fr; gap: 44px; padding: 54px; }
  .footer-main { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 760px) {
  :root { --content: calc(100% - 36px); }
  body { font-size: 15px; }
  .hero { min-height: 760px; align-items: flex-end; padding-bottom: 106px; }
  .hero-art { background-position: 62% center; opacity: .58; }
  .data-field { opacity: .45; }
  .hero-art::after { background: linear-gradient(180deg,rgba(255,255,255,.68),rgba(255,255,255,.92) 55%,#fff 82%); }
  .hero-content { width: 100%; padding-top: 0; }
  .eyebrow { margin-bottom: 18px; letter-spacing: .18em; }
  .hero-wordmark { font-size: clamp(6.3rem, 31vw, 9rem); }
  .hero-title { margin-top: 24px; font-size: clamp(1.85rem,8vw,2.55rem); letter-spacing: .03em; }
  .hero-lead { max-width: 95%; font-size: 1rem; }
  .hero-actions { margin-top: 28px; }
  .button { min-height: 48px; padding: 0 20px; }
  .scroll-cue { display: none; }
  .section { padding: 90px 0; }
  .section-head { display: block; margin-bottom: 44px; }
  .section-intro { margin-top: 22px; }
  .research-list { grid-template-columns: 1fr; }
  .research-item { min-height: auto; padding: 38px 0; }
  .research-item + .research-item { padding-left: 0; border-left: 0; border-top: 1px solid var(--line); }
  .research-item p { min-height: auto; }
  .platform-showcase { padding: 34px 24px; border-radius: 20px; }
  .platform-mini { grid-template-columns: 1fr auto; padding: 22px 0; }
  .platform-mini span { grid-column: 1 / -1; grid-row: 2; }
  .platform-mini a { grid-column: 2; grid-row: 1 / 3; }
  .contact-panel { grid-template-columns: 1fr; padding: 46px 28px; border-radius: 20px; }
  .contact-panel .button { justify-self: start; }
  .page-hero { min-height: 390px; padding-bottom: 58px; }
  .page-hero::before { opacity: .42; }
  .page-content { padding: 78px 0 100px; }
  .feature-row { grid-template-columns: 52px 1fr; gap: 20px; padding: 42px 0; }
  .feature-body { grid-column: 2; }
  .platform-grid { grid-template-columns: 1fr; }
  .detail-hero { min-height: 430px; padding-top: calc(var(--header-h) + 42px); padding-bottom: 46px; }
  .detail-breadcrumb { margin-bottom: 34px; }
  .detail-hero h1 { font-size: clamp(3.35rem,16vw,5.5rem); }
  .detail-content { padding: 80px 0 105px; }
  .tool-detail-grid { grid-template-columns: 1fr; gap: 64px; }
  .tool-sidebar { position: static; }
  .citation-panel { padding: 30px 24px; }
  .publication { grid-template-columns: 74px 1fr; gap: 20px; }
  .pub-status { grid-column: 2; }
  .pi-panel { grid-template-columns: 1fr; gap: 38px; }
  .pi-photo { max-width: 360px; }
  .pi-photo figcaption { display: block; }
  .pi-metrics { grid-template-columns: 1fr 1fr; }
  .profile-grid { grid-template-columns: 1fr; margin-bottom: 80px; }
  .member-groups { grid-template-columns: 1fr; }
  .news-item { grid-template-columns: 1fr 42px; gap: 14px; }
  .news-date { grid-column: 1 / -1; }
  .news-item p { padding-right: 8px; }
  .join-grid { grid-template-columns: 1fr; }
  .join-block { padding: 34px 26px; }
  .join-contact { grid-column: auto; grid-template-columns: 1fr; }
  .footer-main { grid-template-columns: 1fr; gap: 34px; }
  .footer-brand { grid-column: auto; }
  .footer-bottom { display: block; }
  .footer-bottom span { display: block; margin-top: 6px; }
}

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

.detail-prose { color: var(--muted); font-size: 1.02rem; line-height: 1.9; }
.detail-prose h2, .detail-prose h3 { color: var(--navy); margin: 2em 0 .7em; }
.detail-prose img { max-width: 100%; height: auto; border-radius: 16px; }
.detail-prose table { width: 100%; border-collapse: collapse; }
.detail-prose th, .detail-prose td { padding: 12px; border: 1px solid var(--line); text-align: left; }
.people-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.person-card { display: grid; grid-template-columns: 180px 1fr; gap: 30px; padding: 30px; border: 1px solid var(--line); border-radius: 20px; background: #fff; transition: transform .3s, border-color .3s, box-shadow .3s; }
.person-card:hover { transform: translateY(-4px); border-color: rgba(8,107,232,.28); box-shadow: var(--shadow); }
.person-card img { width: 100%; aspect-ratio: .8; object-fit: cover; border-radius: 14px; }
.person-card h3 { margin: 0; color: var(--navy); font-size: 1.5rem; }
.person-summary { margin: 14px 0 18px; color: var(--muted); line-height: 1.8; }
.person-email { display: block; margin-bottom: 18px; color: var(--blue); font-weight: 700; }
.person-detail-link { display: inline-flex; align-items: center; gap: 12px; color: var(--blue); font-weight: 750; }
.person-detail-link b { transition: transform .25s; }
.person-card:hover .person-detail-link b { transform: translateX(4px); }
.member-section + .member-section { margin-top: 90px; }
.article-detail { max-width: 860px; }
.article-meta { margin-bottom: 28px; color: #7890aa; font-size: .86rem; }
.article-cover { width: 100%; max-height: 540px; object-fit: cover; margin-bottom: 46px; border-radius: 22px; }
@media (max-width: 900px) { .people-grid { grid-template-columns: 1fr; } }
@media (max-width: 600px) { .person-card { grid-template-columns: 1fr; } .person-card img { max-width: 220px; } }

.person-detail-hero { position: relative; overflow: hidden; padding: calc(var(--header-h) + 72px) 0 84px; background: linear-gradient(120deg,#f8fcff,#eaf6ff); }
.person-detail-hero::before { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 82% 28%,rgba(8,107,232,.13),transparent 24%),linear-gradient(90deg,rgba(255,255,255,.88),transparent); }
.person-detail-back-wrap { position: relative; z-index: 2; max-width: 1080px; margin-bottom: 34px; }
.person-detail-back { display: inline-flex; align-items: center; gap: 10px; min-height: 46px; padding: 0 19px; border: 1px solid rgba(8,107,232,.22); border-radius: 999px; color: var(--navy); background: rgba(255,255,255,.82); box-shadow: 0 10px 30px rgba(7,65,127,.08); font-size: .96rem; font-weight: 750; transition: color .2s, border-color .2s, background .2s, transform .2s; backdrop-filter: blur(10px); }
.person-detail-back span { color: var(--blue); font-size: 1.2rem; transition: transform .2s; }
.person-detail-back:hover { color: var(--blue); border-color: rgba(8,107,232,.42); background: #fff; transform: translateY(-1px); }
.person-detail-back:hover span { transform: translateX(-3px); }
.person-detail-hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 330px 1fr; gap: 76px; align-items: center; max-width: 1080px; }
.person-detail-photo { overflow: hidden; border: 8px solid rgba(255,255,255,.8); border-radius: 28px; background: #dceeff; box-shadow: 0 25px 65px rgba(7,65,127,.15); }
.person-detail-photo img { display: block; width: 100%; aspect-ratio: .8; object-fit: cover; object-position: center top; }
.person-photo-placeholder { display: grid; place-items: center; aspect-ratio: .8; color: #fff; background: linear-gradient(145deg,#167bd8,#06366f); font-size: 6rem; font-weight: 800; }
.person-detail-intro .detail-breadcrumb { margin-bottom: 46px; }
.person-detail-intro h1 { margin: 0; color: var(--navy); font-size: clamp(4rem,7vw,6.6rem); line-height: 1; letter-spacing: -.06em; }
.person-english-name { margin: 10px 0 24px; color: #7591ae; font: 700 1rem/1.4 Arial,sans-serif; letter-spacing: .15em; text-transform: uppercase; }
.person-detail-role { margin: 0; color: var(--blue); font-size: clamp(1.1rem,2vw,1.45rem); }
.person-contact-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 38px; }
.person-detail-content { padding: 110px 0 145px; }
.person-detail-layout { display: grid; grid-template-columns: minmax(0,1.45fr) minmax(290px,.55fr); gap: 76px; max-width: 1080px; align-items: start; }
.person-detail-section + .person-detail-section { margin-top: 88px; }
.person-detail-section h2, .person-side-card h2 { margin: 0 0 26px; color: var(--navy); font-size: clamp(1.7rem,3vw,2.45rem); }
.person-detail-list { margin: 0; padding: 0; border-top: 1px solid var(--line); list-style: none; }
.person-detail-list li { display: grid; grid-template-columns: 58px 1fr; gap: 22px; padding: 24px 0; border-bottom: 1px solid var(--line); }
.person-detail-list span { color: #86a6c8; font: 700 .72rem/1.8 Arial,sans-serif; letter-spacing: .15em; }
.person-detail-list p { margin: 0; color: #365675; font-size: 1.04rem; }
.person-simple-list { margin: 0; padding: 0; list-style: none; }
.person-simple-list li { position: relative; padding: 15px 0 15px 23px; border-bottom: 1px solid var(--line); color: var(--muted); }
.person-simple-list li::before { content: ""; position: absolute; top: 26px; left: 2px; width: 7px; height: 7px; border-radius: 50%; background: var(--orange); }
.person-side-column { position: sticky; top: calc(var(--header-h) + 28px); display: grid; gap: 20px; }
.person-side-card { padding: 32px; border: 1px solid var(--line); border-radius: 20px; background: linear-gradient(145deg,#fff,#f5faff); box-shadow: 0 15px 40px rgba(10,65,122,.055); }
.person-side-card h2 { font-size: 1.35rem; }
.person-side-card ul { margin: 0; padding-left: 1.15em; color: var(--muted); }
.person-side-card li + li { margin-top: 10px; }
.person-contact-card a { color: var(--blue); font-weight: 750; word-break: break-all; }
.person-contact-card p { margin: 14px 0 0; color: var(--muted); font-size: .88rem; }
@media (max-width: 900px) { .person-detail-hero-grid { grid-template-columns: 240px 1fr; gap: 42px; } .person-detail-layout { grid-template-columns: 1fr; } .person-side-column { position: static; grid-template-columns: repeat(2,minmax(0,1fr)); } }
@media (max-width: 640px) { .person-detail-hero { padding-top: calc(var(--header-h) + 30px); } .person-detail-back-wrap { margin-bottom: 28px; } .person-detail-back { min-height: 43px; padding-inline: 16px; font-size: .9rem; } .person-detail-hero-grid { grid-template-columns: 1fr; } .person-detail-photo { width: min(280px,80vw); } .person-detail-intro h1 { font-size: 4rem; } .person-side-column { grid-template-columns: 1fr; } }

/* Mentor introduction: follows the existing hero without changing it. */
.pi-home-section { background: linear-gradient(120deg, #fff 55%, #f4faff); }
.pi-home-grid { display: grid; grid-template-columns: minmax(250px, .8fr) minmax(0, 1.35fr); align-items: center; gap: clamp(48px, 8vw, 120px); max-width: 1120px; }
.pi-home-photo { max-width: 375px; overflow: hidden; border-radius: 24px; background: #e6f3ff; box-shadow: 0 24px 70px rgba(8, 72, 132, .12); }
.pi-home-photo img, .pi-home-placeholder { display: block; width: 100%; aspect-ratio: 4 / 5; object-fit: cover; object-position: center top; }
.pi-home-placeholder { display: grid; place-items: center; color: #fff; background: linear-gradient(145deg, #167bd8, #06366f); font-size: 7rem; font-weight: 800; }
.pi-home-copy h2 { margin: 0 0 12px; color: var(--navy); font-size: clamp(2.7rem, 4.5vw, 4.4rem); line-height: 1.12; }
.pi-home-copy h2 small { display: inline-block; margin-left: 18px; color: #8aa7c5; font: 600 .3em/1.4 Arial, sans-serif; letter-spacing: .12em; }
.pi-home-role { margin: 0; color: var(--blue); font-weight: 700; }
.pi-home-affiliation { margin: 6px 0 25px; color: #7c93ae; font-size: .9rem; }
.pi-home-bio { margin: 0 0 27px; color: var(--muted); line-height: 1.95; }
.pi-home-interests { padding-top: 22px; border-top: 1px solid var(--line); }
.pi-home-interests strong { color: var(--navy); font-size: .88rem; }
.pi-home-interests ul { display: flex; flex-wrap: wrap; gap: 8px; margin: 14px 0 0; padding: 0; list-style: none; }
.pi-home-interests li { padding: 6px 12px; border-radius: 999px; color: #3c719f; background: #eaf5ff; font-size: .78rem; }
.pi-home-actions { display: flex; flex-wrap: wrap; gap: 24px; margin-top: 26px; }

/* Research index: switch directions in place and keep the full research copy visible. */
.research-switcher { position: sticky; z-index: 30; top: var(--header-h); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: rgba(255,255,255,.94); box-shadow: 0 12px 34px rgba(8,61,116,.045); backdrop-filter: blur(16px); }
.research-tablist { display: flex; align-items: stretch; gap: clamp(18px,4vw,58px); overflow-x: auto; scrollbar-width: none; }
.research-tablist::-webkit-scrollbar { display: none; }
.research-tab { position: relative; flex: 0 0 auto; min-height: 72px; padding: 0 4px; border: 0; color: #597694; background: transparent; cursor: pointer; font-size: .95rem; font-weight: 700; white-space: nowrap; transition: color .2s; }
.research-tab::after { content: ""; position: absolute; right: 0; bottom: -1px; left: 0; height: 3px; background: var(--blue); transform: scaleX(0); transform-origin: center; transition: transform .25s ease; }
.research-tab span { margin-right: 11px; color: #9ab3cc; font: 700 .68rem Arial,sans-serif; letter-spacing: .12em; }
.research-tab:hover, .research-tab.is-active { color: var(--navy); }
.research-tab.is-active::after { transform: scaleX(1); }
.research-tab.is-active span { color: var(--blue); }
.research-tabs-content { min-height: 650px; padding: 76px 0 140px; }
.research-panel[hidden] { display: none; }
.research-panel { animation: researchPanelIn .38s ease both; }
.research-panel-head { display: grid; grid-template-columns: 72px minmax(0,1fr); gap: 28px; align-items: start; padding-bottom: 48px; border-bottom: 1px solid var(--line); }
.research-panel-number { padding-top: 10px; color: #8ba9c7; font: 700 .76rem Arial,sans-serif; letter-spacing: .18em; }
.research-panel-head h2 { margin: 9px 0 15px; color: var(--navy); font-size: clamp(2.25rem,4.2vw,4rem); line-height: 1.2; letter-spacing: -.035em; }
.research-panel-head p { max-width: 790px; margin: 0; color: #54718f; font-size: clamp(1rem,1.5vw,1.15rem); line-height: 1.9; }
.research-panel-grid { display: grid; grid-template-columns: minmax(0,1.6fr) minmax(270px,.65fr); gap: clamp(58px,8vw,110px); align-items: start; padding-top: 58px; }
.research-panel-main h3, .research-panel-side h3 { margin: 8px 0 24px; color: var(--navy); font-size: clamp(1.55rem,2.5vw,2.25rem); }
.research-panel-main .detail-prose { max-width: 780px; color: #365675; font-size: 1.03rem; line-height: 2; }
.research-panel-main .detail-prose p { margin: 0 0 1.25em; }
.research-panel-lead { color: #365675; font-size: 1.08rem; line-height: 2; }
.research-panel-side { display: grid; gap: 42px; padding: 30px; border: 1px solid var(--line); border-radius: 18px; background: linear-gradient(145deg,#fff,#f5faff); }
.research-panel-side h3 { margin-bottom: 18px; font-size: 1.22rem; }
.research-inline-links, .research-publication-links { border-top: 1px solid var(--line); }
.research-inline-links a { display: flex; justify-content: space-between; gap: 18px; padding: 13px 0; border-bottom: 1px solid var(--line); color: #345d85; font-size: .9rem; font-weight: 650; }
.research-inline-links a span { color: var(--blue); }
.research-publication-links a { display: block; padding: 15px 0; border-bottom: 1px solid var(--line); }
.research-publication-links strong { display: block; color: var(--navy); font-size: .86rem; line-height: 1.55; }
.research-publication-links span { display: block; margin-top: 5px; color: #7891aa; font-size: .76rem; }
@keyframes researchPanelIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

/* Research detail keeps the legacy shareable URLs available. */
.research-overview-list .feature-row { transition: background .25s; }
.research-overview-list .feature-row:hover { background: linear-gradient(90deg, rgba(238, 248, 255, .6), transparent); }
.research-detail-link { margin-top: 30px; }
.research-detail-layout { display: grid; grid-template-columns: minmax(0, 1.8fr) minmax(240px, .7fr); gap: clamp(50px, 7vw, 105px); max-width: 1100px; align-items: start; }
.research-detail-block + .research-detail-block { margin-top: 82px; }
.research-detail-block h2, .research-detail-aside h2 { margin: 0 0 24px; color: var(--navy); font-size: clamp(1.7rem, 2.7vw, 2.4rem); line-height: 1.3; }
.research-detail-lead { margin: 0 0 22px; color: #365675; font-size: 1.18rem; line-height: 1.9; }
.content-pending { color: #8195aa !important; font-size: .9rem; line-height: 1.8; }
.research-detail-block .tag-row { margin-bottom: 18px; }
.related-link-list { border-top: 1px solid var(--line); }
.related-link-list a { display: grid; grid-template-columns: 1fr auto; gap: 2px 24px; padding: 20px 0; border-bottom: 1px solid var(--line); }
.related-link-list strong { color: var(--navy); font-size: 1rem; line-height: 1.5; }
.related-link-list span { grid-column: 1; color: var(--muted); font-size: .86rem; }
.related-link-list b { grid-column: 2; grid-row: 1 / 3; align-self: center; color: var(--blue); }
.research-detail-aside { position: sticky; top: calc(var(--header-h) + 32px); padding: 30px; border: 1px solid var(--line); border-radius: 18px; background: #f7fbff; }
.research-detail-aside h2 { font-size: 1.25rem; }
.research-detail-aside nav { margin-bottom: 24px; border-top: 1px solid var(--line); }
.research-detail-aside nav a { display: flex; align-items: center; gap: 14px; padding: 15px 0; border-bottom: 1px solid var(--line); color: var(--navy); font-size: .92rem; }
.research-detail-aside nav span { color: #8aa7c5; font: 700 .7rem Arial, sans-serif; }
.research-detail-aside nav b { margin-left: auto; color: var(--blue); }

/* Shared platform detail template and video block. */
.platform-detail-body { padding: 105px 0 140px; }
.platform-detail-container { max-width: 1080px; }
.platform-main-column > .detail-section + .detail-section { margin-top: 88px; }
.platform-detail-container .detail-section h2 { margin: 0 0 28px; color: var(--navy); font-size: clamp(1.8rem, 3vw, 2.65rem); line-height: 1.25; }
.platform-lead { max-width: 760px; margin: 0 0 22px; color: #365675; font-size: clamp(1.08rem, 1.5vw, 1.24rem); line-height: 1.9; }
.platform-about .detail-prose { max-width: 800px; }
.platform-facts { display: flex; flex-wrap: wrap; gap: 18px 48px; margin: 34px 0 0; padding: 22px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.platform-facts div { min-width: 135px; }
.platform-facts dt { color: #85a1be; font-size: .7rem; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; }
.platform-facts dd { margin: 5px 0 0; color: var(--navy); font-weight: 700; }
.platform-detail-list { margin: 0; padding: 0; border-top: 1px solid var(--line); list-style: none; }
.platform-detail-list li { display: grid; grid-template-columns: 65px 1fr; gap: 26px; padding: 25px 0; border-bottom: 1px solid var(--line); }
.platform-list-number { padding-top: 6px; color: #8aa7c5; font: 700 .76rem Arial, sans-serif; letter-spacing: .16em; }
.platform-detail-list h3 { margin: 0 0 6px; color: var(--navy); font-size: 1.16rem; }
.platform-detail-list p { margin: 0; color: var(--muted); }
.platform-video-frame { overflow: hidden; aspect-ratio: 16 / 9; border: 1px solid #cce4f8; border-radius: 22px; background: linear-gradient(145deg, #eaf5ff, #f9fcff); }
.platform-video-frame video { display: block; width: 100%; height: 100%; background: #062b61; }
.platform-video-empty { display: flex; height: 100%; flex-direction: column; align-items: center; justify-content: center; padding: 26px; text-align: center; }
.platform-play-mark { display: grid; place-items: center; width: 70px; height: 70px; margin-bottom: 20px; padding-left: 3px; border: 1px solid rgba(8, 107, 232, .3); border-radius: 50%; color: var(--blue); background: #fff; box-shadow: 0 10px 35px rgba(8, 107, 232, .1); font-size: 1.3rem; }
.platform-video-empty strong { color: var(--navy); font-size: 1.15rem; }
.platform-video-empty p { margin: 5px 0 0; color: var(--muted); font-size: .88rem; }
.platform-application-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.platform-application { min-height: 205px; padding: 28px; border: 1px solid var(--line); border-radius: 17px; background: #f7fbff; }
.platform-application span { color: #7da4ca; font: 700 .75rem Arial, sans-serif; letter-spacing: .14em; }
.platform-application h3 { margin: 27px 0 10px; color: var(--navy); font-size: 1.15rem; }
.platform-application p { margin: 0; color: var(--muted); font-size: .88rem; }
.platform-technology-description { max-width: 760px; margin: 0 0 22px; color: var(--muted); line-height: 1.9; }
.tool-tech .platform-technology-description { margin-bottom: 18px; font-size: .86rem; overflow-wrap: anywhere; }
.tool-tech .content-pending { margin: 18px 0 0; }

.publication-authors { margin-bottom: 14px !important; }
.publication-meta { display: flex; flex-wrap: wrap; gap: 8px; }
.publication-meta span { display: inline-flex; align-items: center; min-height: 27px; padding: 3px 10px; border: 1px solid #d7e9f8; border-radius: 999px; color: #316d9f; background: #edf7ff; font-size: .76rem; font-weight: 700; line-height: 1.3; }
.publication-meta .publication-impact { color: #075eae; background: #e3f2ff; }

@media (max-width: 900px) {
  .pi-home-grid { gap: 48px; }
  .research-panel-grid { grid-template-columns: 1fr; gap: 48px; }
  .research-panel-side { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .research-detail-layout { grid-template-columns: 1fr; }
  .research-detail-aside { position: static; }
  .platform-application-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 640px) {
  .pi-home-grid { grid-template-columns: 1fr; gap: 34px; }
  .pi-home-photo { width: min(300px, 75vw); }
  .pi-home-copy h2 small { display: block; margin: 7px 0 0; font-size: .32em; }
  .research-tablist { width: 100%; gap: 24px; padding-inline: 22px; }
  .research-tab { min-height: 62px; font-size: .88rem; }
  .research-tabs-content { padding: 52px 0 90px; }
  .research-panel-head { grid-template-columns: 1fr; gap: 8px; padding-bottom: 36px; }
  .research-panel-number { padding-top: 0; }
  .research-panel-grid { padding-top: 42px; }
  .research-panel-side { grid-template-columns: 1fr; padding: 24px; }
  .research-detail-block + .research-detail-block { margin-top: 62px; }
  .platform-detail-body { padding: 76px 0 95px; }
  .platform-main-column > .detail-section + .detail-section { margin-top: 75px; }
  .platform-application-grid { grid-template-columns: 1fr; }
  .platform-video-frame { border-radius: 15px; }
  .platform-play-mark { width: 54px; height: 54px; margin-bottom: 10px; }
  .platform-detail-list li { grid-template-columns: 45px 1fr; gap: 15px; }
}