@charset "UTF-8";

:root {
  --teal: #176c69;
  --teal-dark: #0b5352;
  --forest: #123f3e;
  --sage: #91aa7a;
  --terracotta: #bc765c;
  --sand: #d8bda2;
  --ivory: #fbf8f2;
  --paper: #fffdfa;
  --text: #25403f;
  --muted: #738280;
  --line: #dedfd7;
  --white: #ffffff;
  --container: 1200px;
  --header-height: 76px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scrollbar-gutter: stable; }
body {
  margin: 0;
  padding-top: var(--header-height);
  overflow-x: hidden;
  color: var(--text);
  background: var(--paper);
  font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
  font-size: 15px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; -webkit-tap-highlight-color: transparent; }
button { padding: 0; border: 0; font: inherit; -webkit-tap-highlight-color: transparent; }
img { display: block; max-width: 100%; }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, p, figure, dl, dd { margin: 0; }
:focus-visible { outline: 3px solid rgba(188, 118, 92, 0.55); outline-offset: 3px; }
.container { width: min(calc(100% - 40px), var(--container)); margin-inline: auto; }
.section { padding: 94px 0; }
.section-anchor { scroll-margin-top: calc(var(--header-height) + 20px); }
.skip-link { position: fixed; z-index: 9999; top: 8px; left: 8px; padding: 9px 16px; color: var(--white); background: var(--forest); transform: translateY(-150%); }
.skip-link:focus { transform: translateY(0); }
.icon { display: inline-flex; width: 28px; height: 28px; flex: 0 0 28px; }
.icon::before { display: block; width: 100%; height: 100%; background-repeat: no-repeat; background-position: center; background-size: contain; content: ""; }
.icon-building::before { background-image: url("../icons/building.svg"); }
.icon-globe::before { background-image: url("../icons/globe.svg"); }
.icon-microscope::before { background-image: url("../icons/microscope.svg"); }
.icon-lock::before { background-image: url("../icons/lock.svg"); }
.icon-stethoscope::before { background-image: url("../icons/stethoscope.svg"); }
.icon-dna::before { background-image: url("../icons/dna.svg"); }
.icon-clipboard::before { background-image: url("../icons/clipboard.svg"); }
.icon-heart::before { background-image: url("../icons/heart.svg"); }
.icon-cells::before { background-image: url("../icons/cells.svg"); }
.icon-shield::before { background-image: url("../icons/shield.svg"); }
.icon-message::before { background-image: url("../icons/message.svg"); }
.icon-cycle::before { background-image: url("../icons/cycle.svg"); }
.icon-flower::before { background-image: url("../icons/flower.svg"); }
.icon-check::before { background-image: url("../icons/check.svg"); }

.site-header { position: fixed; z-index: 1000; top: 0; right: 0; left: 0; border-bottom: 1px solid var(--line); background: rgba(255,253,250,0.98); }
.header-inner { display: flex; height: var(--header-height); align-items: center; justify-content: space-between; }
.brand { display: flex; align-items: center; gap: 11px; }
.brand img { width: 42px; height: 42px; }
.brand span { display: flex; flex-direction: column; line-height: 1.35; }
.brand strong { color: var(--teal-dark); font-family: Georgia, "Songti SC", serif; font-size: 21px; letter-spacing: 0.05em; }
.brand small { color: #84918d; font-size: 12px; }
.desktop-nav ul { display: flex; height: 76px; align-items: stretch; }
.desktop-nav a { position: relative; display: flex; height: 100%; padding: 0 17px; align-items: center; font-size: 13px; font-weight: 700; }
.desktop-nav a::after { position: absolute; right: 20%; bottom: -1px; left: 20%; height: 2px; background: var(--teal); content: ""; transform: scaleX(0); transition: transform 0.2s ease; }
.desktop-nav a:hover::after, .desktop-nav a.is-active::after { transform: scaleX(1); }
.menu-button, .mobile-nav { display: none; }

.hero { position: relative; background: var(--ivory); }
.hero-layout { position: relative; display: grid; min-height: 620px; grid-template-columns: 30% 42% 28%; align-items: center; }
.hero-layout::before, .hero-layout::after { position: absolute; z-index: 0; border: 1px solid rgba(188,118,92,0.3); border-radius: 50%; content: ""; pointer-events: none; }
.hero-layout::before { top: 98px; left: 188px; width: 345px; height: 235px; transform: rotate(-8deg); }
.hero-layout::after { right: 26px; bottom: 85px; width: 310px; height: 250px; transform: rotate(13deg); }
.hero-copy { position: relative; z-index: 2; padding: 55px 20px 38px 0; }
.eyebrow, .side-heading > span, .center-heading > span, .section-heading span, .package-title > span, .lab-title > span, .about-copy > span { color: var(--terracotta); font-family: Georgia, serif; font-size: 12px; font-weight: 700; letter-spacing: 0.15em; }
.hero-copy h1 { margin-top: 18px; color: var(--teal-dark); font-family: Georgia, "STSong", "Songti SC", serif; font-size: clamp(46px, 4.8vw, 72px); font-weight: 500; letter-spacing: 0.04em; line-height: 1.15; }
.hero-copy h2 { margin-top: 18px; color: #506d68; font-size: 16px; letter-spacing: 0.08em; }
.hero-index { position: relative; margin-top: 35px; }
.hero-index::before { position: absolute; top: 13px; bottom: 13px; left: 40px; width: 1px; background: #d8c7b8; content: ""; }
.hero-index li { position: relative; display: grid; min-height: 75px; grid-template-columns: 80px 1fr; align-items: center; }
.hero-index li::after { position: absolute; left: 36px; width: 9px; height: 9px; border: 2px solid var(--terracotta); border-radius: 50%; background: var(--ivory); content: ""; }
.hero-index b { color: var(--sand); font-family: Georgia, serif; font-size: 27px; font-weight: 400; }
.hero-index span { display: flex; flex-direction: column; }
.hero-index strong { font-size: 14px; }
.hero-index small { color: var(--muted); font-size: 12px; }
.doctor-portrait { position: relative; z-index: 1; height: 620px; align-self: end; overflow: hidden; border: 1px solid #d9d7ce; border-radius: 250px 250px 0 0; background: #eee8df; }
.doctor-portrait img { width: 100%; height: 100%; object-fit: cover; object-position: center top; }
.doctor-portrait figcaption { position: absolute; right: 24px; bottom: 22px; left: 24px; display: flex; padding: 15px 19px; color: var(--white); background: rgba(18,63,62,0.9); flex-direction: column; }
.doctor-portrait figcaption b { color: #d9b697; font-family: Georgia, serif; font-size: 11px; letter-spacing: 0.12em; }
.doctor-portrait figcaption span { margin-top: 3px; font-size: 13px; }
.hero-science { position: relative; z-index: 2; display: flex; padding-left: 28px; align-items: stretch; flex-direction: column; gap: 34px; }
.science-window { position: relative; display: grid; grid-template-columns: 145px 1fr; align-items: center; gap: 17px; }
.science-window::after { position: absolute; top: 50%; right: 100%; width: 46px; height: 1px; background: #d2a181; content: ""; }
.science-window img, .gene-window > .icon { width: 145px; height: 145px; border-radius: 80px 80px 80px 10px; object-fit: cover; }
.gene-window > .icon { padding: 39px; background: #eaf0e7; }
.science-window div { display: flex; flex-direction: column; }
.science-window strong { color: var(--teal-dark); font-size: 15px; }
.science-window small { margin-top: 6px; color: var(--muted); font-size: 12px; line-height: 1.6; }
.package-ribbon { border-top: 1px solid #e3d8ca; border-bottom: 1px solid #e3d8ca; background: #f5ece2; }
.package-ribbon .container { display: grid; min-height: 84px; grid-template-columns: auto auto auto 1fr auto; align-items: center; gap: 17px; }
.package-ribbon > div > span { color: var(--terracotta); font-family: Georgia, serif; letter-spacing: 0.1em; }
.package-ribbon strong { color: var(--terracotta); font-family: Georgia, serif; font-size: 36px; font-weight: 400; }
.package-ribbon strong em { font-size: 15px; font-style: normal; }
.package-ribbon b { padding-left: 18px; border-left: 1px solid #d8c4b0; font-size: 14px; }
.package-ribbon ul { display: flex; justify-content: center; gap: 8px; }
.package-ribbon li { padding-right: 8px; color: #6f7771; border-right: 1px solid #d7cbbc; font-size: 12px; }
.package-ribbon small { color: var(--muted); font-size: 12px; }

.evidence { border-bottom: 1px solid var(--line); background: var(--paper); }
.evidence-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.evidence article { display: flex; min-height: 132px; padding: 27px 28px; align-items: center; border-right: 1px solid var(--line); gap: 17px; }
.evidence article:first-child { border-left: 1px solid var(--line); }
.evidence .icon { width: 44px; height: 44px; flex-basis: 44px; }
.evidence span { display: flex; flex-direction: column; }
.evidence strong { color: var(--teal-dark); font-size: 15px; }
.evidence small { color: var(--muted); font-size: 12px; }

.editorial-grid { display: grid; grid-template-columns: 215px 1fr; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.side-heading { padding: 31px 27px 31px 0; border-right: 1px solid var(--line); }
.side-heading h2 { margin-top: 8px; color: var(--teal-dark); font-family: Georgia, "STSong", serif; font-size: 29px; font-weight: 500; line-height: 1.25; }
.side-heading p { margin-top: 14px; color: var(--muted); font-size: 13px; }
.side-heading > .icon { width: 50px; height: 50px; margin-top: 31px; }
.assessment-columns { display: grid; grid-template-columns: repeat(4, 1fr); }
.assessment-columns article { min-height: 235px; padding: 35px 28px; border-right: 1px solid var(--line); }
.assessment-columns article:last-child { border-right: 0; }
.assessment-columns b { color: #d5b393; font-family: Georgia, serif; font-size: 43px; font-weight: 400; }
.assessment-columns h3 { margin-top: 21px; color: var(--teal-dark); font-size: 17px; }
.assessment-columns p { margin-top: 9px; color: var(--muted); font-size: 13px; }

.package { padding: 78px 0; background: #f7f2ea; }
.package-grid { display: grid; grid-template-columns: 270px 1fr; gap: 54px; }
.package-title { padding-right: 35px; border-right: 1px solid #d9d1c6; }
.package-title h2 { margin-top: 10px; color: var(--teal-dark); font-family: Georgia, "STSong", serif; font-size: 34px; font-weight: 500; line-height: 1.25; }
.package-title strong { display: block; margin-top: 13px; color: var(--terracotta); font-family: Georgia, serif; font-size: 54px; font-weight: 400; }
.package-title strong em { font-size: 18px; font-style: normal; }
.package-title p { margin-top: 13px; color: var(--muted); font-size: 12px; }
.package-detail { display: flex; flex-direction: column; justify-content: center; }
.stage-track { position: relative; display: grid; grid-template-columns: repeat(6, 1fr); }
.stage-track::before { position: absolute; top: 37px; right: 8%; left: 8%; height: 1px; background: #ccb9a7; content: ""; }
.stage-track article { position: relative; z-index: 1; text-align: center; }
.stage-track .icon { width: 64px; height: 64px; padding: 17px; border: 1px solid #cdbba9; border-radius: 50%; background: var(--ivory); }
.stage-track b { display: block; margin-top: 8px; color: var(--terracotta); font-family: Georgia, serif; font-size: 12px; }
.stage-track h3 { color: var(--teal-dark); font-size: 13px; }
.package-detail aside { display: grid; margin-top: 35px; padding-top: 20px; grid-template-columns: 130px 1fr; border-top: 1px solid #d9d1c6; }
.package-detail aside b { color: var(--terracotta); }
.package-detail aside p { color: var(--muted); font-size: 13px; }

.center-heading { max-width: 760px; margin: 0 auto 48px; text-align: center; }
.center-heading h2, .section-heading h2 { margin-top: 6px; color: var(--teal-dark); font-family: Georgia, "STSong", serif; font-size: 36px; font-weight: 500; }
.center-heading p { margin-top: 9px; color: var(--muted); }
.route-map { display: grid; grid-template-columns: 1fr 145px 1fr; align-items: center; }
.route-local, .route-overseas { position: relative; display: grid; min-height: 295px; overflow: hidden; background: #f4f0e8; }
.route-local { grid-template-columns: 1fr 47%; border-radius: 0 80px 0 80px; }
.route-overseas { grid-template-columns: 47% 1fr; border-radius: 80px 0 80px 0; }
.route-local img, .route-overseas img { width: 100%; height: 100%; object-fit: cover; }
.route-copy { padding: 38px 31px; }
.route-copy > span { color: var(--terracotta); font-family: Georgia, serif; font-size: 11px; letter-spacing: 0.12em; }
.route-copy h3 { margin-top: 7px; color: var(--teal-dark); font-size: 21px; }
.route-copy ul { margin-top: 18px; }
.route-copy li { position: relative; padding: 4px 0 4px 17px; color: #657873; font-size: 13px; }
.route-copy li::before { position: absolute; top: 14px; left: 0; width: 5px; height: 5px; border-radius: 50%; background: var(--terracotta); content: ""; }
.route-core { position: relative; z-index: 3; display: flex; width: 145px; height: 145px; margin: 0 -12px; align-items: center; justify-content: center; border: 1px solid #d2b99f; border-radius: 50%; background: var(--paper); flex-direction: column; text-align: center; }
.route-core span { color: var(--terracotta); font-weight: 700; }
.route-core .icon { width: 30px; height: 30px; margin: 3px 0; }
.route-core small { color: var(--muted); font-size: 11px; line-height: 1.45; }

.services { padding: 88px 0; color: var(--white); background: var(--teal-dark); }
.service-layout { display: grid; grid-template-columns: 250px 1fr; gap: 40px; }
.light-heading { border-color: rgba(255,255,255,0.2); }
.light-heading h2 { color: var(--white); }
.light-heading p { color: #b7cdca; }
.service-list { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid rgba(255,255,255,0.2); border-left: 1px solid rgba(255,255,255,0.2); }
.service-list article { position: relative; display: grid; min-height: 168px; padding: 28px; grid-template-columns: 47px 1fr; align-items: center; border-right: 1px solid rgba(255,255,255,0.2); border-bottom: 1px solid rgba(255,255,255,0.2); gap: 14px; }
.service-list article > b { position: absolute; top: 12px; right: 15px; color: #8ab0ab; font-family: Georgia, serif; font-weight: 400; }
.service-list .icon { width: 42px; height: 42px; filter: brightness(0) invert(1); }
.service-list h3 { font-size: 16px; }
.service-list p { margin-top: 4px; color: #b7cdca; font-size: 12px; }

.lab-grid { display: grid; grid-template-columns: 230px 390px 1fr; align-items: stretch; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.lab-title { padding: 40px 28px 40px 0; border-right: 1px solid var(--line); }
.lab-title h2 { margin-top: 8px; color: var(--teal-dark); font-family: Georgia, "STSong", serif; font-size: 33px; font-weight: 500; line-height: 1.25; }
.lab-title p { margin-top: 18px; color: var(--muted); font-size: 13px; }
.lab-grid figure { position: relative; min-height: 390px; overflow: hidden; }
.lab-grid figure img { width: 100%; height: 100%; object-fit: cover; }
.lab-grid figcaption { position: absolute; right: 0; bottom: 0; left: 0; padding: 12px 18px; color: var(--white); background: rgba(18,63,62,0.82); font-size: 12px; }
.pgt-grid { display: grid; grid-template-columns: repeat(3, 1fr); background: #f7f4ed; }
.pgt-grid article { padding: 41px 25px; border-left: 1px solid var(--line); }
.pgt-grid strong { color: var(--teal); font-family: Georgia, serif; font-size: 22px; }
.pgt-grid h3 { margin-top: 19px; font-size: 15px; }
.pgt-grid p { margin-top: 9px; color: var(--muted); font-size: 12px; }
.pgt-grid article::after { display: block; width: 100%; height: 45px; margin-top: 37px; background: url("../icons/dna.svg") center / contain no-repeat; content: ""; opacity: 0.22; }

.process { padding: 86px 0; background: #f7f3eb; }
.process-layout { display: grid; grid-template-columns: 210px 1fr; }
.process-chart { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid #d8d4cb; border-left: 1px solid #d8d4cb; }
.process-chart li { position: relative; min-height: 152px; padding: 26px 24px; border-right: 1px solid #d8d4cb; border-bottom: 1px solid #d8d4cb; }
.process-chart b { position: absolute; top: 15px; right: 17px; color: var(--terracotta); font-family: Georgia, serif; font-size: 16px; font-weight: 400; }
.process-chart .icon { width: 38px; height: 38px; }
.process-chart h3 { margin-top: 9px; color: var(--teal-dark); font-size: 15px; }
.process-chart p { color: var(--muted); font-size: 12px; }

.section-heading { display: flex; margin-bottom: 40px; align-items: flex-end; justify-content: space-between; }
.section-heading > p { max-width: 470px; color: var(--muted); text-align: right; }
.team-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 15px; }
.team-row article { border: 1px solid var(--line); background: var(--white); }
.team-row img { width: 100%; height: 292px; object-fit: cover; object-position: top; filter: saturate(0.85); }
.team-row article > div { padding: 20px; }
.team-row span { color: var(--terracotta); font-family: Georgia, serif; font-size: 10px; letter-spacing: 0.08em; }
.team-row h3 { margin-top: 4px; color: var(--teal-dark); font-size: 17px; }
.team-row p { color: var(--muted); font-size: 12px; }

.environment { padding: 88px 0; color: var(--white); background: var(--forest); }
.environment-layout { display: grid; grid-template-columns: 220px 1fr; gap: 35px; }
.environment-mosaic { display: grid; height: 410px; grid-template-columns: 1.3fr 1fr 1fr; grid-template-rows: 1fr 1fr; gap: 8px; }
.environment-mosaic figure { position: relative; overflow: hidden; }
.environment-mosaic figure:first-child { grid-row: 1 / 3; }
.environment-mosaic figure:last-child { grid-row: 1 / 3; grid-column: 3; }
.environment-mosaic img { width: 100%; height: 100%; object-fit: cover; }
.environment-mosaic figcaption { position: absolute; right: 0; bottom: 0; left: 0; padding: 22px 14px 10px; background: linear-gradient(transparent, rgba(12,57,56,0.85)); font-size: 12px; }

.about { background: #f7f3eb; }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 80px; }
.about-copy h2 { margin-top: 7px; color: var(--teal-dark); font-family: Georgia, "STSong", serif; font-size: 37px; font-weight: 500; }
.about-copy p { margin-top: 17px; color: var(--muted); }
.about-copy ul { display: flex; margin-top: 25px; flex-wrap: wrap; gap: 8px; }
.about-copy li { padding: 7px 14px; border: 1px solid #bdcbc3; border-radius: 20px; color: var(--teal-dark); font-size: 12px; }
.about-map { position: relative; display: flex; min-height: 265px; padding: 40px; align-items: center; justify-content: space-between; background: linear-gradient(135deg, #e8efea, #f7ede2); }
.about-map > div { position: relative; z-index: 2; display: flex; width: 175px; align-items: center; flex-direction: column; text-align: center; }
.about-map .icon { width: 65px; height: 65px; padding: 12px; border-radius: 50%; background: var(--white); }
.about-map strong, .about-map small { display: block; }
.about-map strong { margin-top: 10px; color: var(--teal-dark); }
.about-map small { margin-top: 4px; color: var(--muted); font-size: 12px; }
.map-line { position: absolute; top: 50%; right: 28%; left: 28%; border-top: 1px dashed var(--terracotta); }

.knowledge-grid { display: grid; grid-template-columns: 185px 1.25fr 1fr; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.featured-reading { position: relative; min-height: 330px; overflow: hidden; }
.featured-reading img { width: 100%; height: 100%; object-fit: cover; }
.featured-reading > div { position: absolute; right: 0; bottom: 0; left: 0; padding: 55px 28px 24px; background: linear-gradient(transparent, rgba(15,60,58,0.92)); color: var(--white); }
.featured-reading span { color: #e5b99a; font-size: 12px; }
.featured-reading h3 { margin-top: 5px; font-size: 19px; }
.featured-reading p { color: #d4e3df; font-size: 12px; }
.featured-reading a { display: inline-block; margin-top: 12px; color: #f1bea1; font-size: 12px; }
.reading-list { border-left: 1px solid var(--line); }
.reading-list article { display: grid; min-height: 82px; padding: 12px 20px; grid-template-columns: 40px 1fr; align-items: center; border-bottom: 1px solid var(--line); }
.reading-list article:last-child { border-bottom: 0; }
.reading-list b { color: var(--terracotta); font-family: Georgia, serif; }
.reading-list h3 { font-size: 14px; }
.reading-list p { color: var(--muted); font-size: 12px; }

.cases { padding: 88px 0; color: var(--white); background: var(--teal-dark); }
.case-layout { display: grid; grid-template-columns: 185px 1fr; }
.case-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 15px; }
.case-row article { overflow: hidden; color: var(--text); background: var(--white); }
.case-row figure { position: relative; height: 175px; overflow: hidden; background: #e8e6df; }
.case-row figure img { width: 100%; height: 100%; filter: blur(0.8px) grayscale(0.2) saturate(0.65); object-fit: cover; object-position: center 22%; }
.case-row figure > span { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; color: var(--teal-dark); background: rgba(250,248,242,0.72); font-weight: 700; gap: 7px; }
.case-row figure .icon { width: 25px; height: 25px; }
.case-row article > div { padding: 19px 20px 23px; }
.case-row article > div > b { color: var(--terracotta); font-size: 12px; }
.case-row h3 { margin-top: 5px; color: var(--teal-dark); font-size: 16px; }
.case-row p { margin-top: 7px; color: var(--muted); font-size: 12px; }
.case-note { grid-column: 2; margin-top: 18px; color: #acc7c3; font-size: 12px; text-align: center; }

.faq-layout { display: grid; grid-template-columns: 185px 1fr; }
.faq-list { border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-item button { position: relative; display: flex; width: 100%; min-height: 66px; padding: 16px 42px 16px 18px; align-items: center; justify-content: space-between; color: var(--teal-dark); background: transparent; cursor: pointer; text-align: left; }
.faq-item button span { font-weight: 700; }
.faq-item button i { position: absolute; right: 14px; width: 20px; height: 20px; }
.faq-item button i::before, .faq-item button i::after { position: absolute; top: 50%; left: 50%; width: 13px; height: 1px; background: var(--terracotta); content: ""; transform: translate(-50%,-50%); }
.faq-item button i::after { transform: translate(-50%,-50%) rotate(90deg); transition: transform 0.2s ease; }
.faq-item.is-open button i::after { transform: translate(-50%,-50%) rotate(0); }
.faq-answer { padding: 0 42px 20px 18px; }
.faq-answer p { color: var(--muted); font-size: 13px; }

.closing { padding: 45px 0; border-top: 1px solid #e1d6ca; background: #f4e9de; }
.closing-inner { display: flex; align-items: center; justify-content: space-between; }
.closing-inner span { color: var(--terracotta); font-family: Georgia, serif; letter-spacing: 0.16em; }
.closing-inner h2 { margin-top: 5px; color: var(--teal-dark); font-family: Georgia, "STSong", serif; font-size: 28px; font-weight: 500; }
.closing-inner > p { color: var(--muted); font-size: 12px; text-align: right; }
.site-footer { color: #d0e0dc; background: var(--forest); }
.footer-grid { display: grid; padding: 56px 0 42px; grid-template-columns: 1.8fr repeat(5, 1fr); gap: 33px; }
.footer-brand { display: flex; align-items: flex-start; gap: 12px; }
.footer-brand img { width: 46px; height: 46px; }
.footer-brand span { display: flex; flex-direction: column; }
.footer-brand strong { color: var(--white); font-family: Georgia, "STSong", serif; font-size: 19px; }
.footer-brand small { color: #8ca7a2; font-size: 12px; }
.footer-grid h2 { margin-bottom: 10px; color: var(--white); font-size: 13px; }
.footer-grid li { padding: 3px 0; color: #93aea9; font-size: 12px; }
.footer-grid a:hover { color: var(--white); }
.footer-bottom { display: flex; padding: 18px 0 24px; justify-content: center; border-top: 1px solid rgba(255,255,255,0.12); color: #839f9a; font-size: 12px; text-align: center; }

@media (max-width: 1080px) {
  .desktop-nav a { padding: 0 10px; }
  .hero-layout { grid-template-columns: 31% 41% 28%; }
  .hero-copy h1 { font-size: 51px; }
  .science-window { grid-template-columns: 105px 1fr; }
  .science-window img, .gene-window > .icon { width: 105px; height: 105px; }
  .gene-window > .icon { padding: 27px; }
  .package-ribbon ul { display: none; }
  .package-ribbon .container { grid-template-columns: auto auto 1fr auto; }
  .lab-grid { grid-template-columns: 210px 310px 1fr; }
  .footer-grid { grid-template-columns: 1.5fr repeat(3, 1fr); }
  .footer-grid > div:nth-of-type(4), .footer-grid > div:nth-of-type(5) { display: none; }
}

@media (max-width: 820px) {
  html { scrollbar-gutter: auto; }
  :root { --header-height: 68px; }
  body { font-size: 14px; }
  body.menu-open { position: fixed; right: 0; left: 0; width: 100%; }
  .container { width: min(calc(100% - 28px), var(--container)); }
  .section { padding: 66px 0; }
  .brand img { width: 36px; height: 36px; }
  .brand strong { font-size: 17px; }
  .brand small, .desktop-nav { display: none; }
  .menu-button { display: flex; width: 42px; height: 42px; align-items: center; justify-content: center; border: 1px solid #bbc8c2; background: transparent; cursor: pointer; flex-direction: column; gap: 5px; }
  .menu-button span { width: 20px; height: 2px; background: var(--teal-dark); transition: transform 0.2s ease, opacity 0.2s ease; }
  .menu-button[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .menu-button[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .menu-button[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .mobile-nav { position: fixed; z-index: 995; top: 68px; right: 0; bottom: 0; left: 0; display: grid; overflow-y: auto; color: var(--text); background: var(--paper); grid-template-columns: 100px 1fr; overscroll-behavior: contain; }
  .mobile-nav[hidden] { display: none; }
  .mobile-nav-head { display: flex; padding: 24px 15px; border-right: 1px solid var(--line); background: #f4ede4; flex-direction: column; }
  .mobile-nav-head span { color: var(--terracotta); font-family: Georgia, serif; font-size: 12px; letter-spacing: 0.1em; writing-mode: vertical-rl; }
  .mobile-nav-head strong { margin-top: 24px; color: var(--teal-dark); font-family: Georgia, "STSong", serif; font-size: 20px; writing-mode: vertical-rl; }
  .mobile-nav ul { padding: 0 18px 28px; }
  .mobile-nav li { border-bottom: 1px solid var(--line); }
  .mobile-nav a { display: grid; min-height: 87px; padding: 14px 5px; grid-template-columns: 38px 1fr; align-items: center; }
  .mobile-nav b { color: var(--terracotta); font-family: Georgia, serif; font-size: 17px; font-weight: 400; }
  .mobile-nav a > span { display: flex; flex-direction: column; }
  .mobile-nav a strong { color: var(--teal-dark); font-size: 15px; }
  .mobile-nav a small { color: var(--muted); font-size: 12px; }

  .hero-layout { display: grid; min-height: 0; padding-top: 34px; grid-template-columns: 1fr; }
  .hero-layout::before { top: 68px; left: -80px; width: 290px; height: 190px; }
  .hero-layout::after { display: none; }
  .hero-copy { padding: 0 10px 20px; }
  .hero-copy h1 { margin-top: 12px; font-size: 45px; line-height: 1.12; }
  .hero-copy h2 { margin-top: 13px; font-size: 15px; }
  .hero-index { margin-top: 24px; }
  .hero-index::before { left: 34px; }
  .hero-index li { min-height: 65px; grid-template-columns: 69px 1fr; }
  .hero-index li::after { left: 30px; }
  .hero-index b { font-size: 23px; }
  .doctor-portrait { width: calc(100% - 28px); height: 470px; margin: 12px auto 0; border-radius: 190px 190px 0 0; }
  .doctor-portrait figcaption { right: 14px; bottom: 14px; left: 14px; }
  .doctor-portrait figcaption b { font-size: 12px; }
  .hero-science { display: grid; padding: 18px 14px 30px; grid-template-columns: 1fr 1fr; gap: 10px; }
  .science-window { display: flex; min-height: 130px; padding: 13px; border: 1px solid var(--line); background: var(--paper); flex-direction: column; align-items: flex-start; gap: 8px; }
  .science-window::after { display: none; }
  .science-window img, .gene-window > .icon { width: 55px; height: 55px; border-radius: 50%; }
  .gene-window > .icon { padding: 13px; }
  .science-window small { margin-top: 1px; }
  .package-ribbon .container { padding: 14px 0; grid-template-columns: auto auto 1fr; gap: 10px; }
  .package-ribbon strong { font-size: 31px; }
  .package-ribbon b { font-size: 12px; }
  .package-ribbon small { grid-column: 1 / -1; text-align: center; }

  .evidence-grid { grid-template-columns: 1fr 1fr; }
  .evidence article { min-height: 116px; padding: 20px 14px; border-bottom: 1px solid var(--line); }
  .evidence article:nth-child(odd) { border-left: 1px solid var(--line); }
  .evidence .icon { width: 37px; height: 37px; flex-basis: 37px; }
  .editorial-grid, .package-grid, .service-layout, .process-layout, .environment-layout, .case-layout, .faq-layout, .knowledge-grid { grid-template-columns: 1fr; }
  .side-heading { padding: 0 0 24px; border-right: 0; border-bottom: 1px solid var(--line); }
  .side-heading h2 { font-size: 28px; }
  .side-heading > .icon { display: none; }
  .assessment-columns { grid-template-columns: 1fr 1fr; }
  .assessment-columns article { min-height: 195px; padding: 25px 19px; border-bottom: 1px solid var(--line); }
  .assessment-columns article:nth-child(even) { border-right: 0; }
  .assessment-columns b { font-size: 36px; }
  .assessment-columns h3 { margin-top: 10px; font-size: 16px; }
  .package-grid { gap: 33px; }
  .package-title { padding: 0 0 26px; border-right: 0; border-bottom: 1px solid #d9d1c6; }
  .package-title h2 { font-size: 30px; }
  .stage-track { grid-template-columns: repeat(3, 1fr); row-gap: 27px; }
  .stage-track::before { display: none; }
  .stage-track .icon { width: 58px; height: 58px; padding: 15px; }
  .package-detail aside { grid-template-columns: 1fr; gap: 5px; }
  .center-heading { margin-bottom: 30px; }
  .center-heading h2, .section-heading h2 { font-size: 29px; line-height: 1.3; }
  .route-map { display: block; }
  .route-local, .route-overseas { min-height: 0; grid-template-columns: 1fr; border-radius: 0; }
  .route-local img { order: -1; }
  .route-local img, .route-overseas img { height: 210px; }
  .route-copy { padding: 27px 23px; }
  .route-core { width: 108px; height: 108px; margin: -15px auto; border: 5px solid var(--paper); }
  .service-layout { gap: 0; }
  .light-heading { margin-bottom: 25px; }
  .service-list { grid-template-columns: 1fr 1fr; }
  .service-list article { min-height: 155px; padding: 22px 16px; grid-template-columns: 39px 1fr; }
  .service-list .icon { width: 35px; height: 35px; }
  .lab-grid { display: grid; grid-template-columns: 1fr; }
  .lab-title { padding: 0 0 26px; border-right: 0; }
  .lab-grid figure { min-height: 310px; }
  .pgt-grid { grid-template-columns: 1fr; }
  .pgt-grid article { padding: 24px; border-top: 1px solid var(--line); border-left: 0; }
  .pgt-grid article::after { display: none; }
  .process-chart { position: relative; display: block; padding: 24px 0; border: 0; }
  .process-chart::before { position: absolute; top: 0; bottom: 0; left: 50%; width: 1px; background: #c9c3b9; content: ""; }
  .process-chart li { display: grid; min-height: 118px; padding: 0; grid-template-columns: 1fr 64px 1fr; grid-template-rows: auto auto; align-items: center; border: 0; }
  .process-chart .icon { width: 56px; height: 56px; padding: 13px; border: 1px solid #c9c3b9; border-radius: 50%; background: var(--paper); grid-column: 2; grid-row: 1 / 3; justify-self: center; }
  .process-chart b { position: static; color: var(--terracotta); grid-row: 1; align-self: end; }
  .process-chart h3 { margin: 0; grid-row: 1; align-self: end; }
  .process-chart p { grid-row: 2; align-self: start; }
  .process-chart li:nth-child(odd) h3, .process-chart li:nth-child(odd) p { grid-column: 3; padding-left: 15px; text-align: left; }
  .process-chart li:nth-child(odd) b { grid-column: 1; padding-right: 15px; text-align: right; }
  .process-chart li:nth-child(even) h3, .process-chart li:nth-child(even) p { grid-column: 1; padding-right: 15px; text-align: right; }
  .process-chart li:nth-child(even) b { grid-column: 3; padding-left: 15px; text-align: left; }
  .section-heading { display: block; }
  .section-heading > p { margin-top: 10px; text-align: left; }
  .team-row { grid-template-columns: 1fr 1fr; }
  .team-row img { height: 230px; }
  .environment-mosaic { height: auto; grid-template-columns: 1fr 1fr; grid-template-rows: repeat(3, 170px); }
  .environment-mosaic figure:first-child { grid-row: 1 / 3; }
  .environment-mosaic figure:last-child { grid-row: 3; grid-column: 1 / 3; }
  .about-grid { grid-template-columns: 1fr; gap: 38px; }
  .about-copy h2 { font-size: 30px; }
  .about-map { min-height: 240px; padding: 25px 12px; }
  .about-map > div { width: 145px; }
  .knowledge-grid { border: 0; }
  .featured-reading { min-height: 310px; }
  .reading-list { border-top: 1px solid var(--line); border-left: 0; }
  .case-row { grid-template-columns: 1fr; }
  .case-row figure { height: 210px; }
  .case-note { grid-column: 1; }
  .faq-list { margin-top: 20px; }
  .closing-inner { display: block; text-align: center; }
  .closing-inner h2 { font-size: 24px; }
  .closing-inner > p { margin-top: 15px; text-align: center; }
  .footer-grid { padding: 46px 0 32px; grid-template-columns: 1fr 1fr; text-align: center; }
  .footer-brand { grid-column: 1 / -1; justify-content: center; }
  .footer-grid > div:nth-of-type(4), .footer-grid > div:nth-of-type(5) { display: block; }
  .footer-bottom { display: block; text-align: center; }
  .footer-bottom p + p { margin-top: 8px; }
  .eyebrow, .side-heading > span, .center-heading > span, .section-heading span, .package-title > span, .lab-title > span, .about-copy > span, .route-copy > span, .team-row span { font-size: 12px; }
}

@media (max-width: 480px) {
  .hero-copy h1 { font-size: 41px; }
  .doctor-portrait { height: 435px; }
  .evidence article { align-items: flex-start; flex-direction: column; gap: 8px; }
  .assessment-columns { grid-template-columns: 1fr; }
  .assessment-columns article { min-height: 155px; border-right: 0; }
  .service-list { grid-template-columns: 1fr; }
  .service-list article { min-height: 132px; }
  .team-row { grid-template-columns: 1fr; }
  .team-row img { height: 300px; }
  .about-map > div { width: 128px; }
  .footer-grid { gap: 28px 15px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: 0.01ms !important; }
}