:root {
  color-scheme: light;
  --paper: #f5f3ef;
  --paper-light: #fcfbf8;
  --paper-deep: #eae7df;
  --ink: #171a18;
  --body: #5d615d;
  --muted: #858982;
  --accent: #24594f;
  --accent-deep: #173d36;
  --line: rgba(54, 67, 59, .18);
  --line-soft: rgba(54, 67, 59, .11);
  --serif: "Noto Serif SC", "Songti SC", "STSong", "SimSun", serif;
  --sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 100px; }
body { min-width: 320px; margin: 0; overflow-x: clip; color: var(--ink); background: var(--paper); font-family: var(--sans); -webkit-font-smoothing: antialiased; }
button, input { font: inherit; }
a { color: inherit; }
.page-grid { position: fixed; z-index: -1; inset: 0; pointer-events: none; background: radial-gradient(ellipse at 77% 19%, rgba(215, 215, 205, .56), transparent 35%), radial-gradient(ellipse at 4% 72%, rgba(224, 222, 213, .48), transparent 28%); }
.site-shell { width: min(calc(100% - 48px), 1440px); margin: 0 auto; }

.topbar { position: sticky; z-index: 20; top: 12px; display: grid; grid-template-columns: auto auto minmax(0, 1fr); align-items: center; gap: clamp(16px, 2vw, 34px); min-height: 72px; margin-top: 12px; padding: 10px clamp(18px, 4vw, 64px); border: 1px solid rgba(255,255,255,.83); border-radius: 15px; background: rgba(252, 251, 248, .88); box-shadow: 0 8px 32px rgba(42, 42, 37, .055); backdrop-filter: blur(18px); }
.brand { display: inline-flex; align-items: center; gap: 12px; min-width: 0; text-decoration: none; }
.brand-mark { display: grid; flex: 0 0 auto; place-items: center; width: 42px; height: 42px; color: #fff; background: #171918; font: 13px Georgia, serif; letter-spacing: .02em; }
.brand-copy { display: grid; gap: 3px; }
.brand-copy strong { font-family: var(--serif); font-size: 16px; font-weight: 600; letter-spacing: .06em; }
.brand-copy small { color: #797a75; font: 8px Georgia, serif; letter-spacing: .16em; white-space: nowrap; }
.top-note { margin: 0; color: #817f78; font: 9px Georgia, var(--sans); letter-spacing: .09em; white-space: nowrap; }
.top-note span { padding: 0 5px; color: var(--accent); }
.desktop-nav { display: flex; justify-content: center; align-items: center; gap: clamp(13px, 2vw, 29px); min-width: 0; }
.desktop-nav a, .mobile-menu a { position: relative; padding: 8px 0; color: #525650; font-size: 11px; text-decoration: none; white-space: nowrap; transition: color .18s ease; }
.desktop-nav a::after { position: absolute; right: 0; bottom: 2px; left: 0; height: 1px; background: var(--accent); content: ""; transform: scaleX(0); transform-origin: left; transition: transform .18s ease; }
.desktop-nav a:hover, .mobile-menu a:hover { color: var(--accent); }
.desktop-nav a:hover::after { transform: scaleX(1); }
.primary-action, .secondary-action { display: inline-flex; align-items: center; justify-content: center; gap: 12px; min-height: 43px; padding: 0 20px; border: 1px solid transparent; border-radius: 5px; color: #fff; background: var(--accent); font-size: 11px; text-decoration: none; white-space: nowrap; transition: background .18s ease, border-color .18s ease, color .18s ease, transform .18s ease; }
.primary-action:hover { background: var(--accent-deep); transform: translateY(-1px); }
.action-icon { flex: 0 0 auto; width: 17px; height: 17px; fill: none; stroke: currentColor; stroke-width: 1.55; stroke-linecap: round; stroke-linejoin: round; }
.menu-toggle, .mobile-menu { display: none; }

.hero { position: relative; display: grid; grid-template-columns: minmax(0, 1.02fr) minmax(350px, .98fr); grid-template-rows: auto auto auto 1fr; gap: 22px clamp(24px, 4vw, 72px); min-height: 640px; padding: 46px clamp(24px, 4.5vw, 76px) 24px; isolation: isolate; }
.hero::before { position: absolute; z-index: -2; top: 4%; right: -1%; width: 65%; height: 79%; border-radius: 48% 0 0 45%; background: radial-gradient(ellipse at 53% 42%, rgba(224, 224, 215, .93), rgba(232, 230, 222, .5) 45%, transparent 75%); content: ""; }
.bamboo-decoration { position: absolute; z-index: -1; inset: 0; overflow: hidden; pointer-events: none; }
.bamboo-glow { position: absolute; top: 2%; right: 3%; width: clamp(390px, 47vw, 650px); aspect-ratio: 1; border-radius: 50%; background: radial-gradient(circle, rgba(255,255,255,.62) 0%, rgba(235,237,228,.34) 49%, rgba(235,237,228,0) 76%); }
.bamboo-leaf { position: absolute; display: block; background: #738779; -webkit-mask-repeat: no-repeat; mask-repeat: no-repeat; -webkit-mask-position: center; mask-position: center; -webkit-mask-size: contain; mask-size: contain; }
.bamboo-left { left: clamp(-200px, -13vw, -115px); bottom: clamp(60px, 8vw, 115px); width: clamp(270px, 27vw, 370px); aspect-ratio: 19 / 26; opacity: .07; filter: blur(11px); transform: rotate(-8deg); -webkit-mask-image: url("assets/bamboo-left.svg"); mask-image: url("assets/bamboo-left.svg"); }
.bamboo-right-front { top: clamp(-38px, -2vw, -16px); right: clamp(-72px, -4vw, -32px); width: clamp(400px, 39vw, 550px); aspect-ratio: 3 / 4; opacity: .13; filter: blur(5px); transform: rotate(2deg); -webkit-mask-image: url("assets/bamboo-right.svg"); mask-image: url("assets/bamboo-right.svg"); }
.hero-copy { z-index: 1; grid-column: 1; grid-row: 1; align-self: end; padding: 33px 0 0; }
.eyebrow, .section-kicker { display: flex; align-items: center; gap: 12px; margin: 0; color: var(--accent); font: 9px Georgia, var(--sans); letter-spacing: .23em; }
.eyebrow > span, .section-kicker > span { display: inline-block; width: 30px; height: 1px; background: #71968a; }
.hero h1 { display: flex; align-items: flex-start; gap: 13px; margin: 22px 0 4px -5px; font-family: var(--serif); font-size: clamp(68px, 8.3vw, 112px); font-weight: 500; letter-spacing: .1em; line-height: 1.12; }
.name-sparkle { width: 21px; height: 21px; margin-top: 14px; fill: none; stroke: var(--accent); stroke-width: 1.3; }
.hero-role { display: flex; align-items: center; gap: 13px; margin: 13px 0 0; color: #6f716a; font-size: 13px; letter-spacing: .07em; }
.hero-role i { width: 3px; height: 3px; border-radius: 50%; background: var(--accent); }
.hero-intro { max-width: 540px; margin: 22px 0 0; color: #6a6b65; font-family: var(--serif); font-size: 16px; line-height: 1.85; letter-spacing: .015em; }
.hero-intro strong { color: var(--accent); font-size: clamp(22px, 2.1vw, 30px); font-weight: 600; letter-spacing: .06em; }
.hero-visual { position: relative; z-index: 0; grid-column: 2; grid-row: 1 / 4; align-self: stretch; min-height: 530px; }
.hero-halo { position: absolute; inset: 7% 2% 1% 4%; border-radius: 50% 50% 6% 6% / 45% 45% 5% 5%; background: linear-gradient(150deg, rgba(253,252,248,.72), rgba(221,222,212,.48)); }
.portrait-card { position: absolute; inset: 0 0 0 2%; display: flex; align-items: end; justify-content: center; margin: 0; }
.portrait-card img { display: block; width: 100%; height: 100%; max-height: 620px; object-fit: contain; object-position: center bottom; filter: drop-shadow(0 20px 20px rgba(40, 41, 38, .09)); transform: translateY(6px); }
.portrait-side-label { position: absolute; top: 42%; right: -4%; color: rgba(112, 113, 105, .48); font: 7px Georgia, var(--sans); letter-spacing: .16em; writing-mode: vertical-rl; }
.hero-leaf { position: absolute; z-index: -1; width: 80px; height: 140px; border: 1px solid rgba(69, 91, 71, .09); border-radius: 100% 0; filter: blur(2px); transform: rotate(26deg); }
.hero-leaf-one { right: -8%; bottom: 9%; }
.hero-leaf-two { right: 0; bottom: 1%; width: 50px; height: 99px; transform: rotate(52deg); }
.hero-highlights { z-index: 2; grid-column: 1; grid-row: 2; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0; overflow: hidden; border: 1px solid rgba(65, 82, 70, .075); border-radius: 8px; background: rgba(252, 251, 248, .45); backdrop-filter: blur(12px); }
.highlight-item { display: flex; align-items: center; gap: 10px; min-width: 0; min-height: 58px; padding: 8px 12px; }
.highlight-item:nth-child(even) { border-left: 1px solid rgba(54, 67, 59, .07); }
.highlight-item:nth-child(n+3) { border-top: 1px solid rgba(54, 67, 59, .07); }
.highlight-item svg { flex: 0 0 auto; width: 19px; height: 19px; fill: none; stroke: var(--accent); stroke-width: 1.35; stroke-linecap: round; stroke-linejoin: round; }
.highlight-item span { display: grid; gap: 3px; min-width: 0; }
.highlight-item strong { color: #3f4841; font-size: 11px; font-weight: 600; }
.highlight-item small { overflow: hidden; color: #96978f; font-size: 9px; text-overflow: ellipsis; white-space: nowrap; }
.hero-actions { z-index: 1; grid-column: 1; grid-row: 3; display: flex; align-items: center; gap: 13px; }
.secondary-action { border-color: var(--line); color: #3f4841; background: rgba(255,255,255,.38); }
.secondary-action:hover { border-color: var(--accent); color: var(--accent); background: rgba(255,255,255,.8); transform: translateY(-1px); }
.hero-metrics { z-index: 3; grid-column: 1 / -1; grid-row: 4; display: grid; grid-template-columns: .82fr .82fr 1.4fr; align-self: end; gap: 8px; padding: 12px 22px; border: 1px solid rgba(255,255,255,.8); border-radius: 9px; background: rgba(252,251,248,.69); box-shadow: 0 6px 18px rgba(53, 53, 48, .04); backdrop-filter: blur(14px); }
.hero-metrics > div { display: grid; align-content: center; justify-items: center; gap: 4px; min-width: 0; text-align: center; }
.hero-metrics > div + div { border-left: 1px solid rgba(54, 67, 59, .12); }
.hero-metrics strong { font-family: var(--serif); font-size: 29px; font-weight: 500; line-height: 1.15; }
.hero-metrics strong span { margin-left: 4px; font-family: var(--sans); font-size: 11px; }
.hero-metrics > div:last-child strong { font-size: 19px; letter-spacing: .06em; }
.hero-metrics small { color: #92928b; font-size: 10px; }

.content-section { scroll-margin-top: 105px; margin: 14px 0 36px; padding: clamp(30px, 5vw, 68px) clamp(22px, 5vw, 76px); border: 1px solid rgba(255,255,255,.87); border-radius: 17px; background: rgba(252,251,248,.87); box-shadow: 0 11px 42px rgba(42, 43, 38, .035); }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 20px; padding-bottom: 22px; border-bottom: 1px solid var(--line); }
.section-heading h2 { margin: 15px 0 0; font-family: var(--serif); font-size: clamp(35px, 4.1vw, 54px); font-weight: 500; letter-spacing: .045em; line-height: 1.2; }
.heading-note { margin: 0 0 5px; color: #898a83; font-family: var(--serif); font-size: 13px; letter-spacing: .06em; text-align: right; }
.about-grid { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(260px, .75fr); gap: clamp(28px, 5vw, 75px); padding-top: 29px; }
.panel-lead { margin: 0 0 15px; color: #3f4540; font-family: var(--serif); font-size: 19px; line-height: 1.8; }
.about-copy, .section-intro { max-width: 780px; margin: 0; color: #6c706b; font-size: 13px; line-height: 2.05; }
.section-rule { display: grid; gap: 7px; margin: 32px 0 17px; padding-top: 21px; border-top: 1px solid var(--line-soft); }
.section-rule h3, .enterprise-copy h3 { margin: 0; font-family: var(--serif); font-size: 23px; font-weight: 500; letter-spacing: .035em; }
.timeline { position: relative; margin: 25px 0 0 4px; padding-left: 25px; border-left: 1px solid rgba(36,89,79,.25); }
.timeline-item { position: relative; display: grid; grid-template-columns: 140px minmax(0,1fr); gap: 17px; padding: 0 0 25px; }
.timeline-item::before { position: absolute; top: 5px; left: -30px; width: 9px; height: 9px; border: 1px solid var(--accent); border-radius: 50%; background: var(--paper-light); content: ""; }
.timeline-item.current::before { background: var(--accent); box-shadow: 0 0 0 4px rgba(36,89,79,.1); }
.timeline-date { padding-top: 2px; color: var(--accent); font: 11px Georgia, var(--sans); letter-spacing: .03em; }
.timeline-body h3 { margin: 0 0 7px; font-family: var(--serif); font-size: 17px; font-weight: 500; line-height: 1.55; }
.timeline-body h3 span { margin-left: 7px; color: #858880; font: 11px var(--sans); }
.timeline-body p { margin: 0; color: #737770; font-size: 11px; line-height: 1.9; }
.about-aside { display: flex; flex-direction: column; gap: 17px; }
.about-quote { position: relative; display: flex; min-height: 218px; flex-direction: column; justify-content: center; overflow: hidden; padding: 30px 25px; border: 1px solid var(--line-soft); border-radius: 3px; background: linear-gradient(135deg, rgba(235,237,231,.74), rgba(250,249,245,.4)); }
.quote-mark { position: absolute; top: 10px; left: 19px; color: rgba(36,89,79,.2); font: 80px Georgia, serif; line-height: 1; }
.about-quote p { position: relative; z-index: 1; max-width: 240px; margin: 0; font-family: var(--serif); font-size: 24px; line-height: 1.75; text-align: center; }
.about-quote small { z-index: 1; margin-top: 11px; color: #727a71; font-size: 10px; letter-spacing: .12em; text-align: center; }
.building-shape { position: absolute; right: -8px; bottom: -13px; display: flex; align-items: end; gap: 5px; height: 92px; opacity: .25; transform: skewY(-8deg); }
.building-shape i { width: 32px; height: 78px; border: 1px solid #607c70; background: repeating-linear-gradient(to bottom, transparent 0 12px, rgba(96,124,112,.3) 13px 14px); }
.building-shape i:nth-child(2) { height: 110px; width: 42px; }
.building-shape i:nth-child(3) { height: 58px; width: 25px; }
.honor-feature { display: grid; gap: 14px; padding: 20px 17px; border: 1px solid rgba(36,89,79,.19); background: linear-gradient(115deg, rgba(36,89,79,.055), rgba(255,255,255,.65)); }
.honor-result-line { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 12px; }
.honor-result-item { display: grid; align-content: start; gap: 7px; min-width: 0; }
.honor-result-item + .honor-result-item { padding-left: 13px; border-left: 1px solid rgba(36,89,79,.2); }
.honor-result-item small { color: #777c75; font-size: 9px; line-height: 1.5; }
.honor-result-item strong { color: #444943; font-family: var(--serif); font-size: 12px; font-weight: 500; line-height: 1.7; }
.profile-facts { border-top: 1px solid var(--line); }
.profile-facts div { display: grid; grid-template-columns: 73px minmax(0,1fr); gap: 10px; padding: 11px 0; border-bottom: 1px solid var(--line-soft); }
.profile-facts small { color: #888a83; font-size: 9px; }
.profile-facts strong { color: #4b504a; font-size: 10px; font-weight: 500; line-height: 1.7; }
.profile-facts .credentials-fact { grid-template-columns: 1fr; gap: 6px; }
.profile-facts .credentials-fact small { color: var(--accent); font-size: 10px; }
.profile-facts .credentials-fact strong { font-size: 13px; line-height: 1.9; }
.work-section { margin-top: 8px; }
.work-principles { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 0 30px; }
.work-principles article { display: flex; align-items: flex-start; gap: 14px; padding: 15px 0; border-bottom: 1px solid var(--line-soft); }
.work-principles article > span, .observation-grid article > span { flex: 0 0 auto; color: var(--accent); font: 12px Georgia, serif; letter-spacing: .08em; }
.work-principles h4 { margin: 0 0 6px; font-size: 12px; font-weight: 600; }
.work-principles p { margin: 0; color: #757971; font-size: 11px; line-height: 1.8; }

.section-intro { margin: 21px 0 0; }
.service-cards { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 12px; margin-top: 27px; }
.service-card { position: relative; min-height: 156px; overflow: hidden; padding: 22px 21px; border: 1px solid var(--line-soft); border-radius: 4px; background: rgba(255,255,255,.59); transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease; }
.service-card:hover { transform: translateY(-3px); border-color: rgba(36,89,79,.25); box-shadow: 0 10px 25px rgba(35,47,38,.06); }
.service-number { color: var(--accent); font: 11px Georgia, serif; letter-spacing: .11em; }
.service-card h3 { margin: 12px 0 9px; font-family: var(--serif); font-size: 19px; font-weight: 500; }
.service-card p { max-width: 250px; margin: 0; color: #72766f; font-size: 11px; line-height: 1.8; }
.service-icon { position: absolute; right: 17px; bottom: 11px; color: rgba(36,89,79,.13); font: 38px Georgia, serif; }
.enterprise-service { display: grid; grid-template-columns: minmax(0,.8fr) minmax(0,1.2fr); gap: 26px; margin-top: 16px; padding: 25px; border: 1px solid var(--line); background: linear-gradient(120deg, rgba(36,89,79,.055), rgba(255,255,255,.62)); }
.enterprise-copy h3 { margin: 9px 0; }
.enterprise-copy p { max-width: 370px; margin: 0; color: #70756e; font-size: 11px; line-height: 1.85; }
.enterprise-service ul { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); align-content: center; gap: 13px 18px; margin: 0; padding: 0; list-style: none; }
.enterprise-service li { position: relative; padding-left: 14px; color: #525851; font-size: 11px; line-height: 1.65; }
.enterprise-service li::before { position: absolute; top: .66em; left: 0; width: 5px; height: 5px; border-radius: 50%; background: var(--accent); content: ""; }
.dynamic-section { margin-top: 32px; padding-top: 26px; border-top: 1px solid var(--line); }
.dynamic-heading { display: flex; align-items: end; justify-content: space-between; gap: 15px; margin-bottom: 17px; }
.dynamic-heading h3 { margin: 8px 0 5px; font-family: var(--serif); font-size: 25px; font-weight: 500; }
.dynamic-heading p { margin: 0; color: #777c75; font-size: 11px; line-height: 1.7; }
.dynamic-heading-note { flex: 0 0 auto; padding: 7px 10px; border: 1px solid var(--line-soft); border-radius: 99px; color: #787d75; font-size: 9px; }
.dynamic-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 12px; }
.dynamic-card { display: grid; grid-template-columns: 105px minmax(0,1fr); gap: 14px; min-width: 0; padding: 10px; border: 1px solid var(--line-soft); color: inherit; background: rgba(255,255,255,.67); text-decoration: none; transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease; }
.dynamic-card:hover { transform: translateY(-2px); border-color: rgba(36,89,79,.31); box-shadow: 0 8px 20px rgba(43,39,34,.07); }
.dynamic-card-image { display: block; overflow: hidden; align-self: start; aspect-ratio: 1; background: var(--paper-deep); }
.dynamic-card-image img { display: block; width: 100%; height: 100%; object-fit: cover; }
.dynamic-card-image--debate img { transform: scale(1.55) translateY(-4%); }
.dynamic-card-copy { display: flex; min-width: 0; flex-direction: column; align-items: flex-start; gap: 5px; }
.dynamic-tag { color: var(--accent); font-size: 9px; letter-spacing: .08em; }
.dynamic-card-copy strong { display: -webkit-box; overflow: hidden; color: #373b36; font-family: var(--serif); font-size: 13px; font-weight: 500; line-height: 1.55; -webkit-box-orient: vertical; -webkit-line-clamp: 2; }
.dynamic-summary { display: -webkit-box; overflow: hidden; color: #777b74; font-size: 10px; line-height: 1.75; -webkit-box-orient: vertical; -webkit-line-clamp: 3; }
.dynamic-link { display: inline-flex; gap: 5px; align-items: center; margin-top: auto; padding-top: 5px; color: var(--accent); font-size: 9px; }
.compact-rule { margin-top: 28px; }
.topic-list { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 0 24px; margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line-soft); }
.topic-list li { position: relative; padding: 13px 0 13px 15px; border-bottom: 1px solid var(--line-soft); color: #5d625c; font-size: 11px; line-height: 1.75; }
.topic-list li::before { position: absolute; top: 21px; left: 0; width: 5px; height: 5px; border-radius: 50%; background: var(--accent); content: ""; }
.observation-heading { margin-top: 40px; scroll-margin-top: 105px; }
.observation-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 10px; }
.observation-grid article { display: flex; align-items: flex-start; gap: 12px; min-height: 74px; padding: 16px; border: 1px solid var(--line-soft); background: rgba(255,255,255,.58); }
.observation-grid p { margin: 0; color: #60655f; font-size: 11px; line-height: 1.8; }
.topics-note { margin: 17px 0 0; color: #8b8d85; font-size: 10px; line-height: 1.7; }

.contact-section { margin-bottom: 19px; }
.contact-grid { display: grid; grid-template-columns: minmax(0,1.1fr) minmax(270px,.9fr); gap: clamp(24px, 5vw, 70px); margin-top: 26px; }
.contact-list { border-top: 1px solid var(--line); }
.contact-row { display: grid; grid-template-columns: 75px minmax(0,1fr); align-items: center; gap: 14px; min-height: 68px; border-bottom: 1px solid var(--line-soft); }
.contact-label { color: #878b83; font-size: 11px; }
.contact-row > a { width: fit-content; color: #373d37; font-size: 15px; letter-spacing: .02em; text-decoration: none; }
.contact-row > a span { margin-left: 7px; color: var(--accent); }
.contact-row > a:hover { color: var(--accent); }
.wechat-value { display: flex; align-items: center; gap: 13px; color: #373d37; font-size: 15px; letter-spacing: .04em; }
.copy-button { padding: 6px 10px; border: 1px solid rgba(36,89,79,.25); border-radius: 3px; color: var(--accent); background: transparent; cursor: pointer; font-size: 10px; }
.copy-button:hover { color: #fff; background: var(--accent); }
.copy-status { min-height: 20px; margin: 9px 0 0; color: var(--accent); font-size: 11px; }
.share-card-action { position: relative; overflow: hidden; align-self: start; padding: 25px; border: 1px solid var(--line); background: linear-gradient(135deg, rgba(233,237,229,.7), rgba(255,255,255,.65)); }
.share-icon { display: grid; place-items: center; width: 35px; height: 35px; border: 1px solid rgba(36,89,79,.25); border-radius: 50%; color: var(--accent); font-size: 18px; }
.share-card-action h3 { margin: 16px 0 7px; font-family: var(--serif); font-size: 19px; font-weight: 500; }
.share-card-action > p:not(.copy-status) { max-width: 360px; margin: 0; color: #767b73; font-size: 11px; line-height: 1.8; }
.share-button { display: inline-flex; align-items: center; justify-content: space-between; gap: 32px; min-width: 147px; min-height: 42px; margin-top: 17px; padding: 0 14px; border: 1px solid rgba(36,89,79,.25); border-radius: 4px; color: var(--accent); background: rgba(255,255,255,.5); cursor: pointer; font-size: 11px; transition: color .18s ease, background .18s ease; }
.share-button span:last-child { font-size: 16px; }
.share-button:hover { color: white; background: var(--accent); }
.share-fallback { display: grid; gap: 7px; max-width: 370px; margin-top: 9px; color: #777b74; font-size: 10px; }
.share-fallback[hidden] { display: none; }
.share-fallback input { width: 100%; min-width: 0; padding: 9px 10px; border: 1px solid var(--line); border-radius: 3px; color: #4d514b; background: rgba(255,255,255,.75); font: 11px var(--sans); }
.site-footer { display: flex; flex-direction: column; align-items: center; gap: 8px; padding: 14px 4.5% 28px; color: #747970; font-size: 10px; letter-spacing: .04em; text-align: center; }
.site-footer-brand { display: flex; justify-content: center; flex-wrap: wrap; gap: 4px 16px; }
.site-footer-record { display: grid; justify-items: center; gap: 3px; }
.site-footer-record-number { color: #5e645d; font-size: 11px; }
.site-footer-record-link { color: var(--accent); font-size: 10px; text-underline-offset: 2px; }
.site-footer-record-link:hover, .site-footer-record-link:focus-visible { color: var(--accent-deep); }
.bottom-nav { display: none; }

@media (max-width: 1120px) {
  .site-shell { width: min(calc(100% - 36px), 1050px); }
  .topbar { grid-template-columns: auto minmax(0,1fr); gap: 20px; }
  .top-note { display: none; }
  .desktop-nav { gap: 16px; }
  .hero { grid-template-columns: minmax(0,1fr) minmax(320px,.9fr); padding-inline: 38px; }
  .hero h1 { font-size: clamp(66px, 8vw, 94px); }
  .hero-visual { min-height: 500px; }
  .portrait-card img { max-height: 570px; }
  .hero-metrics > div:last-child strong { font-size: 16px; }
  .bamboo-right-front { width: clamp(350px, 41vw, 450px); }
}

/* Some embedded X5 browsers keep a desktop layout viewport; device-width keeps the phone layout active there. */
@media (max-width: 760px), (max-device-width: 760px) {
  html { scroll-behavior: smooth; scroll-padding-top: 82px; }
  .site-shell { width: calc(100% - 24px); padding-bottom: 88px; }
  .topbar { top: 7px; display: flex; justify-content: space-between; gap: 9px; min-height: 62px; margin-top: 7px; padding: 8px 10px; border-radius: 12px; }
  .brand { gap: 8px; }
  .brand-mark { width: 35px; height: 35px; font-size: 10px; }
  .brand-copy strong { font-size: 14px; }
  .brand-copy small { font-size: 7px; }
  .desktop-nav { display: none; }
  .menu-toggle { display: flex; flex-direction: column; justify-content: center; gap: 5px; width: 35px; height: 35px; padding: 8px; border: 1px solid var(--line-soft); border-radius: 50%; background: rgba(255,255,255,.68); cursor: pointer; }
  .menu-toggle span { width: 100%; height: 1px; background: #4b524c; transition: transform .18s ease; }
  .menu-toggle[aria-expanded="true"] span:first-child { transform: translateY(3px) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] span:last-child { transform: translateY(-3px) rotate(-45deg); }
  .mobile-menu:not([hidden]) { position: absolute; top: calc(100% + 8px); right: 0; left: 0; display: block; max-height: 70vh; overflow-y: auto; -webkit-overflow-scrolling: touch; padding: 7px 14px; border: 1px solid rgba(255,255,255,.9); border-radius: 12px; background: rgba(252,251,248,.97); box-shadow: 0 14px 30px rgba(40,45,40,.11); backdrop-filter: blur(15px); }
  .mobile-menu a { display: flex; align-items: center; width: 100%; min-height: 44px; padding: 10px 4px; border-bottom: 1px solid var(--line-soft); font-size: 12px; line-height: 1.5; white-space: normal; }
  .mobile-menu a:last-child { border-bottom: 0; }
  .mobile-menu a:focus-visible { color: var(--accent); outline: 2px solid rgba(36,89,79,.24); outline-offset: -2px; }
  .hero { display: block; min-height: 0; padding: 36px 4px 14px; }
  .bamboo-decoration { bottom: 72px; }
  .bamboo-glow { top: clamp(205px, 62vw, 270px); right: -16px; width: clamp(225px, 70vw, 300px); }
  .bamboo-left { display: none; }
  .bamboo-right-front { top: clamp(300px, 87vw, 360px); right: -42px; width: clamp(190px, 51vw, 230px); opacity: .13; filter: blur(4px); transform: rotate(3deg); }
  .hero::before { top: 20%; right: -2%; width: 73%; height: 46%; border-radius: 48% 0 0 48%; }
  .hero-copy { grid-column: 1 / -1; grid-row: 1; padding: 0 8px; }
  .eyebrow { gap: 9px; font-size: 8px; }
  .eyebrow > span { width: 24px; }
  .hero h1 { gap: 9px; margin: 14px 0 0 -2px; font-size: clamp(51px, 15vw, 70px); letter-spacing: .1em; }
  .name-sparkle { width: 15px; height: 15px; margin-top: 10px; }
  .hero-role { flex-wrap: wrap; gap: 7px; margin-top: 9px; font-size: 10px; line-height: 1.7; }
  .hero-intro { margin-top: 17px; font-size: 13px; line-height: 1.8; }
  .hero-intro strong { font-size: 20px; }
  .hero-highlights { display: block; float: left; width: 54%; margin-top: 17px; border-radius: 8px; }
  .highlight-item { display: -webkit-box; display: -webkit-flex; display: flex; min-height: 48px; gap: 0; padding: 6px 8px; }
  .highlight-item:nth-child(even) { border-left: 0; }
  .highlight-item:nth-child(n+2) { border-top: 1px solid var(--line-soft); }
  .highlight-item svg { width: 17px; height: 17px; margin-right: 8px; }
  .highlight-item span { display: block; }
  .highlight-item strong, .highlight-item small { display: block; }
  .highlight-item small { margin-top: 3px; }
  .highlight-item strong { font-size: 9px; }
  .highlight-item small { font-size: 8px; }
  .hero-visual { display: block; float: right; width: 44%; height: 230px; min-height: 230px; margin-top: 17px; }
  .hero-halo { inset: 4% 0 0; }
  .portrait-card { display: -webkit-box; display: -webkit-flex; display: flex; inset: 0; -webkit-box-align: end; align-items: flex-end; -webkit-box-pack: center; justify-content: center; }
  .portrait-card img { width: 100%; height: 100%; max-height: 300px; object-fit: contain; object-position: center bottom; transform: none; }
  .portrait-side-label, .hero-leaf { display: none; }
  .hero-actions { display: -webkit-box; display: -webkit-flex; display: flex; clear: both; width: 100%; gap: 0; margin-top: 10px; }
  .primary-action, .secondary-action { -webkit-box-flex: 1; -webkit-flex: 1 1 0; flex: 1 1 0; gap: 0; min-height: 42px; margin: 0 5px; padding: 0 10px; font-size: 10px; }
  .action-icon { margin-left: 7px; }
  .hero-metrics { display: -webkit-box; display: -webkit-flex; display: flex; clear: both; width: 100%; gap: 0; margin-top: 12px; padding: 10px 7px; border-radius: 7px; }
  .hero-metrics > div { display: block; -webkit-box-flex: 1; -webkit-flex: .8 1 0; flex: .8 1 0; padding: 5px 0; }
  .hero-metrics > div:last-child { -webkit-box-flex: 1.35; -webkit-flex: 1.35 1 0; flex: 1.35 1 0; }
  .hero-metrics strong, .hero-metrics small { display: block; }
  .hero-metrics strong { font-size: 23px; }
  .hero-metrics strong span { font-size: 9px; }
  .hero-metrics > div:last-child strong { font-size: 11px; line-height: 1.6; }
  .hero-metrics small { font-size: 8px; line-height: 1.55; }
  .about-grid, .work-principles, .service-cards, .enterprise-service ul, .dynamic-grid, .topic-list, .observation-grid, .contact-grid { display: block; }
  .about-aside { margin-top: 20px; }
  .honor-result-line { display: -webkit-box; display: -webkit-flex; display: flex; }
  .honor-result-item { -webkit-box-flex: 1; -webkit-flex: 1 1 0; flex: 1 1 0; }
  .timeline-item { display: block; }
  .timeline-body { margin-top: 5px; }
  .work-principles article, .service-card, .dynamic-card, .observation-grid article { margin-bottom: 8px; }
  .work-principles article, .observation-grid article { gap: 0; }
  .work-principles article > span, .observation-grid article > span { margin-right: 12px; }
  .enterprise-service { display: block; }
  .enterprise-copy { margin-bottom: 16px; }
  .dynamic-card { display: -webkit-box; display: -webkit-flex; display: flex; align-items: flex-start; gap: 0; }
  .dynamic-card-image { -webkit-box-flex: 0; -webkit-flex: 0 0 79px; flex: 0 0 79px; width: 79px; height: 79px; margin-right: 10px; aspect-ratio: auto; }
  .dynamic-card-copy { display: block; -webkit-box-flex: 1; -webkit-flex: 1 1 0; flex: 1 1 0; }
  .dynamic-card-copy > * { display: block; margin-top: 5px; }
  .dynamic-card-copy > *:first-child { margin-top: 0; }
  .contact-row { display: -webkit-box; display: -webkit-flex; display: flex; }
  .contact-label { -webkit-box-flex: 0; -webkit-flex: 0 0 52px; flex: 0 0 52px; }
  .profile-facts div { display: -webkit-box; display: -webkit-flex; display: flex; }
  .profile-facts small { -webkit-box-flex: 0; -webkit-flex: 0 0 66px; flex: 0 0 66px; }
  .profile-facts .credentials-fact { display: block; }
  .share-card-action { margin-top: 15px; }
  .content-section { scroll-margin-top: 82px; margin: 8px 0 17px; padding: 27px 18px; border-radius: 12px; }
  .section-heading { align-items: flex-start; gap: 10px; padding-bottom: 17px; }
  .section-heading .section-kicker { gap: 8px; font-size: 8px; letter-spacing: .16em; }
  .section-kicker > span { width: 19px; }
  .section-heading h2 { margin-top: 11px; font-size: 34px; }
  .heading-note { max-width: 120px; margin-top: 27px; font-size: 9px; line-height: 1.7; }
  .about-grid { grid-template-columns: minmax(0,1fr); gap: 20px; padding-top: 22px; }
  .panel-lead { font-size: 16px; }
  .about-copy, .section-intro { font-size: 11px; line-height: 1.95; }
  .section-rule { margin-top: 25px; padding-top: 17px; }
  .section-rule h3, .enterprise-copy h3 { font-size: 20px; }
  .timeline { margin-top: 20px; padding-left: 19px; }
  .timeline-item { grid-template-columns: 1fr; gap: 5px; padding-bottom: 20px; }
  .timeline-item::before { left: -24px; }
  .timeline-date { font-size: 10px; }
  .timeline-body h3 { font-size: 15px; }
  .timeline-body p { font-size: 10px; }
  .about-aside { gap: 12px; }
  .about-quote { min-height: 150px; }
  .about-quote p { font-size: 21px; }
  .honor-feature { padding: 16px 14px; }
  .honor-result-item strong { font-size: 11px; }
  .profile-facts div { grid-template-columns: 66px minmax(0,1fr); }
  .profile-facts .credentials-fact strong { font-size: 12px; }
  .work-principles { grid-template-columns: 1fr; }
  .work-principles article { padding: 13px 0; }
  .work-principles p { font-size: 10px; }
  .section-intro { margin-top: 17px; }
  .service-cards { grid-template-columns: 1fr; gap: 8px; margin-top: 19px; }
  .service-card { min-height: 0; padding: 16px 17px; }
  .service-card h3 { margin: 7px 0; font-size: 17px; }
  .service-card p { font-size: 10px; }
  .service-icon { right: 15px; bottom: 8px; font-size: 30px; }
  .enterprise-service { grid-template-columns: 1fr; gap: 16px; margin-top: 10px; padding: 17px; }
  .enterprise-service ul { gap: 10px 12px; }
  .enterprise-service li { font-size: 10px; }
  .dynamic-section { margin-top: 25px; padding-top: 20px; }
  .dynamic-heading { align-items: flex-start; }
  .dynamic-heading h3 { font-size: 22px; }
  .dynamic-heading p { max-width: 250px; font-size: 10px; }
  .dynamic-heading-note { padding: 6px 8px; font-size: 8px; }
  .dynamic-grid { grid-template-columns: 1fr; gap: 8px; }
  .dynamic-card { grid-template-columns: 79px minmax(0,1fr); gap: 10px; padding: 8px; }
  .dynamic-card-copy strong { font-size: 12px; }
  .dynamic-summary { font-size: 9px; line-height: 1.6; }
  .dynamic-tag, .dynamic-link { font-size: 8px; }
  .topic-list { grid-template-columns: 1fr; }
  .topic-list li { padding-block: 11px; font-size: 10px; }
  .topic-list li::before { top: 19px; }
  .observation-heading { margin-top: 30px; scroll-margin-top: 82px; }
  .observation-grid { grid-template-columns: 1fr; gap: 8px; }
  .observation-grid article { min-height: 0; padding: 13px; }
  .observation-grid p { font-size: 10px; }
  .contact-grid { grid-template-columns: 1fr; gap: 15px; margin-top: 19px; }
  .contact-row { grid-template-columns: 52px minmax(0,1fr); gap: 9px; min-height: 59px; }
  .contact-row > a, .wechat-value { font-size: 13px; }
  .share-card-action { padding: 19px; }
  .site-footer { gap: 8px; padding: 12px 5px 15px; font-size: 9px; }
  .site-footer-brand { flex-direction: column; gap: 4px; }
  .site-footer-record-number { font-size: 11px; }
  .site-footer-record-link { font-size: 10px; }
  .bottom-nav { position: fixed; z-index: 25; right: 10px; bottom: max(8px, env(safe-area-inset-bottom)); left: 10px; display: flex; align-items: stretch; justify-content: space-around; gap: 0; padding: 5px 4px; border: 1px solid rgba(255,255,255,.86); border-radius: 999px; background: rgba(252,251,248,.94); box-shadow: 0 8px 28px rgba(40,42,37,.13); backdrop-filter: blur(16px); }
  .nav-item { display: flex; flex: 1 1 20%; flex-direction: column; align-items: center; justify-content: center; gap: 3px; min-width: 0; min-height: 47px; padding: 3px 2px; border-radius: 999px; color: #62675f; font-size: 8px; text-decoration: none; white-space: nowrap; }
  .nav-item svg { width: 15px; height: 15px; fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }
  .nav-item:hover, .nav-item:focus-visible { color: var(--accent); background: rgba(36,89,79,.07); }
}

@media (max-width: 370px), (max-device-width: 370px) {
  .site-shell { width: calc(100% - 18px); }
  .topbar { gap: 6px; padding-inline: 8px; }
  .brand { gap: 6px; }
  .brand-mark { width: 32px; height: 32px; }
  .brand-copy strong { font-size: 13px; }
  .hero { grid-template-columns: minmax(0,1fr) minmax(112px,.85fr); column-gap: 7px; }
  .hero h1 { font-size: 49px; }
  .hero-highlights { border-radius: 6px; }
  .highlight-item { gap: 6px; padding-inline: 6px; }
  .highlight-item svg { width: 16px; height: 16px; }
  .highlight-item strong { font-size: 8px; }
  .highlight-item small { font-size: 7px; }
  .hero-visual { min-height: 213px; }
  .hero-metrics { padding-inline: 4px; }
  .hero-metrics strong { font-size: 21px; }
  .hero-metrics > div:last-child strong { font-size: 10px; }
  .content-section { padding-inline: 14px; }
  .section-heading h2 { font-size: 31px; }
  .heading-note { max-width: 93px; font-size: 8px; }
  .dynamic-card { grid-template-columns: 70px minmax(0,1fr); gap: 8px; }
}

@media (max-width: 760px), (max-device-width: 760px) {
  /* Readable mobile type scale; desktop typography remains untouched. */
  .brand-copy small,
  .brand-mark,
  .eyebrow,
  .section-kicker,
  .section-heading .section-kicker,
  .heading-note,
  .timeline-date,
  .honor-result-item small,
  .profile-facts small,
  .service-number,
  .dynamic-tag,
  .dynamic-link,
  .dynamic-heading-note,
  .topics-note,
  .contact-label,
  .copy-button,
  .copy-status,
  .share-fallback,
  .site-footer,
  .nav-item { font-size: 11px; }

  .hero-role,
  .mobile-menu a,
  .primary-action,
  .secondary-action,
  .highlight-item strong,
  .hero-metrics strong span,
  .hero-metrics small,
  .timeline-body h3 span,
  .honor-result-item strong,
  .profile-facts strong,
  .work-principles h4,
  .contact-row > a,
  .wechat-value,
  .share-button { font-size: 12px; }

  .hero-intro,
  .about-copy,
  .section-intro,
  .timeline-body p { font-size: 15px; line-height: 1.85; }

  .highlight-item { min-height: 56px; }
  .highlight-item small { overflow: visible; font-size: 11px; line-height: 1.4; text-overflow: clip; white-space: normal; overflow-wrap: anywhere; }
  .hero-actions .primary-action,
  .hero-actions .secondary-action { min-height: 44px; font-size: 12px; }

  .hero-metrics > div:last-child strong { font-size: 12px; line-height: 1.5; }
  .about-quote small { font-size: 11px; }
  .work-principles p,
  .service-card p,
  .enterprise-copy p,
  .enterprise-service li,
  .dynamic-heading p,
  .topic-list li,
  .observation-grid p,
  .share-card-action > p:not(.copy-status) { font-size: 14px; line-height: 1.8; }
  .dynamic-card-copy strong { font-size: 13px; }
  .dynamic-summary { display: block; overflow: visible; font-size: 12px; line-height: 1.7; -webkit-line-clamp: unset; }

  .contact-row > a,
  .wechat-value { font-size: 15px; }
  .copy-button,
  .share-button { font-size: 12px; }
  .share-fallback input { font-size: 14px; }
  .nav-item { min-height: 52px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}