/* Shared design tokens, layout primitives and site-wide components. */
:root {
  --green: #376036;
  --green-deep: #254b2b;
  --green-soft: #648c66;
  --yellow: #ffce48;
  --ink: #1d1d1d;
  --muted: #737373;
  --line: #e8e8e8;
  --paper: #ffffff;
  --content: min(83.333vw, 1600px);
  --shadow: 0 12px 40px rgba(55, 96, 54, 0.12);
}

* { box-sizing: border-box; }
html { height: 100%; scroll-behavior: smooth; scroll-padding-top: 96px; }
body { min-height: 100%; margin: 0; overflow-x: hidden; color: var(--ink); font-family: "Microsoft YaHei", "Noto Sans SC", Arial, sans-serif; background: #fff; -webkit-user-select: none; user-select: none; }
body.menu-open { overflow: hidden; }
img { display: block; max-width: 100%; height: auto; -webkit-user-drag: none; user-drag: none; }
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }
button { cursor: pointer; }
input, textarea, [contenteditable="true"] { -webkit-user-select: text; user-select: text; }
.container { width: var(--content); margin: 0 auto; }
.section { min-height: 100svh; padding-top: 110px; }

.site-header {
  position: fixed;
  z-index: 50;
  top: 0;
  left: 0;
  width: 100%;
  height: 120px;
  background: rgba(255, 255, 255, 0.76);
  backdrop-filter: blur(18px);
  transition: height .3s ease, box-shadow .3s ease;
}
.site-header.scrolled { height: 84px; background: rgba(255,255,255,.84); box-shadow: 0 4px 24px rgba(0, 0, 0, .08); }
.header-inner { width: var(--content); height: 100%; margin: auto; display: flex; align-items: center; gap: 38px; }
.brand { position: relative; flex: 0 0 297px; width: 297px; height: 30px; overflow: hidden; }
.brand img { position: absolute; left: -3.32%; top: -90%; width: 107.31%; height: 291.42%; max-width: none; }
#mainNavigation { height: 100%; }
.main-nav { align-items: center; justify-content: flex-end; gap: clamp(22px, 2.25vw, 48px); height: 100%; white-space: nowrap; }
.main-nav > .nav-group { position: relative; display: flex; align-items: center; height: 100%; }
.main-nav > .nav-link,
.main-nav > .nav-group > .nav-link { position: relative; display: grid; align-items: center; height: 100%; padding: 0; font-size: clamp(16px, 1.05vw, 20px); transition: color .2s ease; }
.main-nav > .nav-group > .nav-link { padding-right: 21px; }
.main-nav > .nav-link::after,
.main-nav > .nav-group > .nav-link::after { content: ""; position: absolute; left: 50%; bottom: calc(25% - 2px); width: 0; height: 2px; border-radius: 2px; background: var(--green); transform: translateX(-50%); transition: width .2s ease; }
.main-nav > .nav-link:hover,
.main-nav > .nav-link.active,
.main-nav > .nav-group > .nav-link:hover,
.main-nav > .nav-group > .nav-link.active,
.main-nav > .nav-group:focus-within > .nav-link { color: var(--green); }
.main-nav > .nav-link:hover::after,
.main-nav > .nav-link.active::after,
.main-nav > .nav-group > .nav-link:hover::after,
.main-nav > .nav-group > .nav-link.active::after,
.main-nav > .nav-group:focus-within > .nav-link::after { width: clamp(42px, 2.6vw, 50px); }
.main-nav > .nav-group > .nav-link::before { content: ""; position: absolute; right: 3px; top: 50%; width: 6px; height: 6px; border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor; transform: translateY(-70%) rotate(45deg); transition: transform .2s ease; }
.main-nav > .nav-group:hover > .nav-link::before,
.main-nav > .nav-group:focus-within > .nav-link::before { transform: translateY(-30%) rotate(225deg); }
.nav-dropdown { position: absolute; z-index: 10; top: calc(100% - 18px); left: 50%; display: grid; min-width: 188px; padding: 10px; border: 1px solid rgba(55, 96, 54, .12); border-radius: 4px; background: rgba(255, 255, 255, .98); box-shadow: 0 16px 36px rgba(24, 55, 30, .16); opacity: 0; visibility: hidden; pointer-events: none; transform: translate(-50%, 10px); transition: opacity .2s ease, visibility .2s ease, transform .2s ease; }
.nav-dropdown::before { content: ""; position: absolute; left: 0; right: 0; top: -18px; height: 18px; }
.nav-group:hover > .nav-dropdown,
.nav-group:focus-within > .nav-dropdown { opacity: 1; visibility: visible; pointer-events: auto; transform: translate(-50%, 0); }
.nav-dropdown a { display: block; padding: 10px 16px; border-radius: 3px; color: #333; font-size: 15px; line-height: 1.4; transition: color .2s ease, background .2s ease; }
.nav-dropdown a:hover,
.nav-dropdown a:focus-visible,
.nav-dropdown a[aria-current="page"] { color: var(--green); background: rgba(55, 96, 54, .09); outline: none; }
.nav-dropdown a[aria-current="page"] { font-weight: 700; }
.header-actions { display: flex; align-items: center; gap: 20px; }
.search-button { width: 40px; height: 40px; display: grid; place-items: center; border: 0; border-radius: 50%; background: var(--green); }
.search-icon { position: relative; width: 17px; height: 17px; border: 2px solid #fff; border-radius: 50%; transform: translate(-2px, -2px); }
.search-icon::after { content: ""; position: absolute; right: -6px; bottom: -4px; width: 7px; height: 2px; background: #fff; transform: rotate(45deg); }
.language-link { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 50%; color: #fff; background: var(--green); transition: transform .2s ease, background .2s ease; }
.language-link:hover { color: #fff; background: var(--green-deep); transform: translateY(-2px); }
.language-link:focus-visible { outline: 3px solid rgba(55,96,54,.28); outline-offset: 3px; }
.language-icon { position: relative; display: block; width: 22px; height: 22px; border: 2px solid currentColor; border-radius: 50%; }
.language-icon::before { content: ""; position: absolute; left: 2px; right: 2px; top: 50%; height: 2px; background: currentColor; transform: translateY(-50%); }
.language-icon::after { content: ""; position: absolute; inset: 2px 5px; border-right: 2px solid currentColor; border-left: 2px solid currentColor; border-radius: 50%; }
.menu-toggle { display: none; }

.button { display: inline-flex; align-items: center; justify-content: center; gap: 12px; min-width: 146px; height: 42px; padding: 0 25px; border-radius: 4px; font-size: 16px; transition: transform .2s ease, box-shadow .2s ease, background .2s ease; }
.button:hover { transform: translateY(-2px); box-shadow: 0 8px 20px rgba(0,0,0,.16); }
.button-primary { color: #fff; background: var(--green); }
.button-light { color: #fff; border: 1px solid rgba(255,255,255,.8); }
.button-light.solid { color: var(--green); border: 0; background: #fff; }

.section-heading { margin: 0 auto 62px; text-align: center; }
.section-heading h2 { margin: 0; color: var(--green); font-size: 30px; line-height: 1.4; }
.section-heading > span { display: block; width: 65px; height: 3px; margin: 10px auto 0; background: var(--green); }
.section-heading.align-left { margin: 0 0 28px; text-align: left; }
.section-heading.align-left > span { margin-left: 0; }
.section-heading.light h2 { color: #fff; }
.section-heading.light > span { background: #fff; }

.contact { position: relative; overflow: hidden; min-height: 800px; color: #fff; background: var(--green); }
.contact-texture { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; mix-blend-mode: multiply; opacity: .45; }
.contact-overlay { position: absolute; inset: 0; background: rgba(55,96,54,.84); }
.contact-grid { --bs-gutter-x: 6%; position: relative; z-index: 1; min-height: 800px; }
.contact-copy { max-width: 500px; margin-left: auto; }
.contact-copy h3 { margin: 30px 0 10px; font-size: 20px; font-weight: 400; }
.contact-copy p { margin: 0 0 34px; line-height: 1.6; font-size: 16px; }
.contact-form { display: grid; grid-template-columns: 1fr 1fr; gap: 15px; max-width: 680px; margin-right: auto; }
.contact-form label { position: relative; }
.contact-form label > span { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }
.field-icon { position: absolute; z-index: 1; left: 15px; top: 19px; width: 22px; height: 22px; object-fit: contain; pointer-events: none; }
.field-icon.textarea-icon { top: 17px; }
.contact-form input, .contact-form textarea { width: 100%; border: 0; border-radius: 4px; outline: none; color: #333; background: rgba(233,239,232,.92); transition: box-shadow .2s ease, background .2s ease; }
.contact-form input { height: 60px; padding: 0 18px 0 52px; }
.contact-form textarea { height: 173px; padding: 17px 18px 18px 52px; resize: vertical; }
.contact-form input:focus, .contact-form textarea:focus { background: #fff; box-shadow: 0 0 0 3px rgba(255,206,72,.35); }
.contact-form .full { grid-column: 1 / -1; }
.contact-form button { height: 40px; border: 0; border-radius: 4px; color: var(--green); background: #fff; font-weight: 700; }
.contact-form button:disabled { cursor: wait; opacity: .7; }
.consult-button { gap: 10px; }
.consult-button img { width: 22px; height: 22px; object-fit: contain; }
.form-message { margin: 0; min-height: 22px; color: #fff; font-size: 14px; }
.form-message.is-success { color: #fff; }
.form-message.is-error { color: #ffe08a; }
.unite-contact-honeypot { position: absolute !important; left: -10000px !important; width: 1px !important; height: 1px !important; overflow: hidden !important; opacity: 0 !important; pointer-events: none !important; }

.site-footer { display: flex; flex-direction: column; color: #fff; background: #303030; }
.footer-grid { --bs-gutter-x: 6%; flex: 1; align-content: center; padding: clamp(38px, 7svh, 70px) 0 clamp(28px, 5svh, 52px); }
.footer-brand > img { width: 306px; height: 53px; object-fit: contain; object-position: left center; filter: brightness(0) invert(1); }
.contact-list { margin: 34px 0 30px; padding: 0; list-style: none; }
.contact-list li { display: flex; align-items: flex-start; gap: 16px; margin: 17px 0; font-size: 17px; line-height: 1.45; }
.contact-list li > img { flex: 0 0 25px; width: 25px; height: 25px; object-fit: contain; }
.qr-list { display: flex; gap: 18px; }
.qr-list figure { margin: 0; width: 70px; text-align: center; }
.qr-list img { width: 70px; height: 70px; object-fit: cover; background: #fff; }
.qr-list figcaption { margin-top: 5px; color: #7c7c7c; font-size: 12px; }
.footer-links { margin: 0; }
.footer-links h3 { margin: 0 0 18px; font-size: 17px; }
.footer-links h3.current { color: var(--yellow); }
.footer-links a { display: block; margin: 0 0 10px; color: #8d8d8d; font-size: 17px; line-height: 1.45; transition: color .2s ease; }
.footer-links a:hover { color: #fff; }
.copyright { flex: 0 0 auto; padding: 25px 15px 48px; border-top: 1px solid rgba(255,255,255,.12); color: rgba(255,255,255,.5); text-align: center; font-size: 16px; }
.back-top { position: fixed; z-index: 30; right: 24px; bottom: 24px; width: 48px; height: 48px; border: 0; border-radius: 50%; color: #fff; background: var(--green); box-shadow: var(--shadow); opacity: 0; pointer-events: none; transform: translateY(12px); transition: .25s ease; }
.back-top.show { opacity: 1; pointer-events: auto; transform: translateY(0); }

.floating-contact { position: fixed; z-index: 60; top: 50%; right: 32px; display: grid; gap: 15px; transform: translateY(-50%); }
.floating-contact__item { position: relative; display: block; width: 60px; height: 60px; border-radius: 50%; filter: drop-shadow(0 8px 16px rgba(22, 54, 30, .18)); transition: transform .2s ease, filter .2s ease; }
.floating-contact__item > img { display: block; width: 60px; height: 60px; }
.floating-contact__item:hover,
.floating-contact__item:focus-visible { outline: none; filter: drop-shadow(0 10px 20px rgba(22, 54, 30, .28)); transform: translateY(-2px); }
.floating-contact__item:focus-visible { box-shadow: 0 0 0 4px rgba(55, 96, 54, .22); }
.floating-contact__tooltip { position: absolute; top: 50%; right: calc(100% + 14px); width: max-content; max-width: min(320px, calc(100vw - 110px)); padding: 12px 18px; border-radius: 4px; color: #fff; background: var(--green); box-shadow: 0 10px 28px rgba(23, 51, 29, .2); font-size: 16px; line-height: 1.5; white-space: nowrap; opacity: 0; visibility: hidden; pointer-events: none; transform: translate(8px, -50%); transition: opacity .2s ease, visibility .2s ease, transform .2s ease; }
.floating-contact__tooltip::after { content: ""; position: absolute; top: 50%; left: 100%; border: 7px solid transparent; border-left-color: var(--green); transform: translateY(-50%); }
.floating-contact__item--tooltip:hover .floating-contact__tooltip,
.floating-contact__item--tooltip:focus-visible .floating-contact__tooltip { opacity: 1; visibility: visible; transform: translate(0, -50%); }

body.site-search-open { overflow: hidden; }
.site-search-overlay[hidden] { display: none; }
.site-search-overlay { position: fixed; z-index: 1200; inset: 0; display: grid; place-items: center; padding: 32px; opacity: 0; visibility: hidden; transition: opacity .18s ease, visibility .18s ease; }
.site-search-overlay.is-open { opacity: 1; visibility: visible; }
.site-search-backdrop { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; background: rgba(16, 28, 19, .68); backdrop-filter: blur(5px); }
.site-search-dialog { position: relative; display: flex; flex-direction: column; width: min(920px, 100%); max-height: min(760px, calc(100svh - 64px)); padding: 36px 40px 30px; border-radius: 10px; background: #fff; box-shadow: 0 28px 80px rgba(9, 25, 13, .3); transform: translateY(16px) scale(.985); transition: transform .18s ease; }
.site-search-overlay.is-open .site-search-dialog { transform: translateY(0) scale(1); }
.site-search-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: 24px; margin-bottom: 24px; }
.site-search-heading span { display: block; margin-bottom: 3px; color: var(--green); font-size: 12px; font-weight: 700; letter-spacing: .2em; }
.site-search-heading h2 { margin: 0; color: #202820; font-size: clamp(25px, 3vw, 34px); line-height: 1.25; }
.site-search-close { display: grid; flex: 0 0 auto; place-items: center; width: 42px; height: 42px; border: 0; border-radius: 50%; color: #4b544c; background: #f0f3ef; font-size: 29px; font-weight: 300; line-height: 1; transition: color .2s ease, background .2s ease, transform .2s ease; }
.site-search-close:hover { color: #fff; background: var(--green); transform: rotate(6deg); }
.site-search-close:focus-visible,
.site-search-form input:focus-visible,
.site-search-form button:focus-visible,
.site-search-result:focus-visible { outline: 3px solid rgba(55, 96, 54, .28); outline-offset: 3px; }
.site-search-form { position: relative; display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 12px; }
.site-search-form-icon { position: absolute; z-index: 1; left: 21px; top: 50%; width: 18px; height: 18px; border: 2px solid #758078; border-radius: 50%; pointer-events: none; transform: translateY(-58%); }
.site-search-form-icon::after { content: ""; position: absolute; right: -7px; bottom: -4px; width: 8px; height: 2px; border-radius: 2px; background: #758078; transform: rotate(45deg); }
.site-search-form input { min-width: 0; height: 58px; padding: 0 20px 0 56px; border: 1px solid #d8ded7; border-radius: 5px; outline: 0; color: #222; background: #f8faf8; font-size: 17px; transition: border-color .2s ease, background .2s ease, box-shadow .2s ease; }
.site-search-form input:focus { border-color: var(--green); background: #fff; box-shadow: 0 0 0 3px rgba(55, 96, 54, .1); }
.site-search-form input::-webkit-search-cancel-button { cursor: pointer; }
.site-search-form button { min-width: 108px; height: 58px; border: 0; border-radius: 5px; color: #fff; background: var(--green); font-size: 16px; font-weight: 700; transition: background .2s ease, transform .2s ease; }
.site-search-form button:hover { background: var(--green-deep); transform: translateY(-1px); }
.site-search-status { min-height: 24px; margin: 18px 0 12px; color: #687069; font-size: 14px; line-height: 1.6; }
.site-search-status.is-loading::before { content: ""; display: inline-block; width: 13px; height: 13px; margin-right: 8px; border: 2px solid rgba(55, 96, 54, .22); border-top-color: var(--green); border-radius: 50%; vertical-align: -2px; animation: site-search-spin .7s linear infinite; }
.site-search-status.is-error { color: #a43f36; }
.site-search-results { min-height: 0; overflow-y: auto; overscroll-behavior: contain; scrollbar-color: rgba(55, 96, 54, .45) transparent; }
.site-search-result { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 17px 14px; border-top: 1px solid #e5e9e4; color: #222; transition: color .2s ease, background .2s ease, padding .2s ease; }
.site-search-result:last-child { border-bottom: 1px solid #e5e9e4; }
.site-search-result:hover { padding-right: 18px; padding-left: 18px; color: var(--green); background: #f4f7f3; }
.site-search-result-copy { display: grid; min-width: 0; gap: 5px; }
.site-search-result-section { justify-self: start; padding: 2px 8px; border-radius: 2px; color: var(--green); background: rgba(55, 96, 54, .1); font-size: 12px; line-height: 1.5; }
.site-search-result strong { overflow: hidden; font-size: 18px; line-height: 1.45; text-overflow: ellipsis; white-space: nowrap; }
.site-search-result-description { display: -webkit-box; overflow: hidden; color: #717871; font-size: 14px; line-height: 1.55; -webkit-box-orient: vertical; -webkit-line-clamp: 2; }
.site-search-result-arrow { flex: 0 0 auto; color: var(--green); font-size: 25px; transition: transform .2s ease; }
.site-search-result:hover .site-search-result-arrow { transform: translateX(4px); }
@keyframes site-search-spin { to { transform: rotate(360deg); } }

.reveal { opacity: 0; transform: translateY(44px); transition: opacity .8s cubic-bezier(.2,.7,.2,1), transform .8s cubic-bezier(.2,.7,.2,1); }
.reveal.in-view { opacity: 1; transform: translateY(0); }

@media (min-width: 1200px) {
  .footer-links {
    --bs-gutter-x: 0;
    --bs-gutter-y: 0;
    display: grid;
    grid-template-columns: .45fr 1fr 1.05fr 1.35fr .8fr .68fr .78fr .78fr;
    gap: clamp(14px, 1.15vw, 24px);
  }
  .footer-links > .col { width: auto; padding: 0; }
}

@media (max-width: 1500px) {
  :root { --content: min(92vw, 1280px); }
  .site-header { height: 92px; }
  .brand { flex-basis: 220px; width: 220px; height: 22.22px; }
  .header-inner { gap: 20px; }
  .main-nav { gap: 20px; }
  .main-nav > .nav-link, .main-nav > .nav-group > .nav-link { font-size: 14px; }
  .main-nav > .nav-link::after, .main-nav > .nav-group > .nav-link::after { bottom: 18px; }
  .nav-dropdown a { font-size: 14px; }
  .header-actions { gap: 10px; }
  .footer-grid { --bs-gutter-x: 3%; }
}

@media (max-width: 1199.98px) {
  .header-actions { margin-left: auto; }
  .menu-toggle { display: flex; flex-direction: column; justify-content: center; gap: 5px; width: 42px; height: 42px; margin-left: auto; border: 0; background: transparent; }
  .menu-toggle span { width: 25px; height: 2px; background: var(--green); transition: .25s ease; }
  #mainNavigation { position: fixed; inset: 92px 0 auto; height: calc(100vh - 92px); padding: 30px 7vw; background: rgba(255,255,255,.98); overflow-y: auto; }
  #mainNavigation.collapsing { display: block; transition: height .3s ease; }
  #mainNavigation.show { display: block; }
  .main-nav { display: grid; grid-template-columns: 1fr; align-content: start; justify-content: stretch; gap: 0; width: 100%; height: auto; }
  .main-nav > .nav-group { display: block; width: 100%; height: auto; }
  .main-nav > .nav-link, .main-nav > .nav-group > .nav-link { width: 100%; height: 56px; padding-right: 0; border-bottom: 1px solid var(--line); font-size: 17px; }
  .main-nav > .nav-link::after, .main-nav > .nav-group > .nav-link::after, .main-nav > .nav-group > .nav-link::before { display: none; }
  .nav-dropdown { display: none; }
  .header-actions { margin-left: 0; }
}

@media (max-width: 760px) {
  :root { --content: calc(100vw - 36px); }
  html { scroll-padding-top: 72px; }
  .site-header, .site-header.scrolled { height: 72px; }
  .brand { flex-basis: 190px; width: 190px; height: 19.2px; }
  .header-actions { display: flex; gap: 8px; margin-left: auto; }
  .header-actions .language-link { display: none; }
  .search-button { width: 38px; height: 38px; }
  .menu-toggle { margin-left: 0; }
  #mainNavigation { top: 72px; height: calc(100vh - 72px); }
  .section { padding-top: 76px; }
  .section-heading { margin-bottom: 40px; }
  .section-heading h2 { font-size: 26px; }
  .contact { min-height: auto; }
  .contact-grid { --bs-gutter-x: 1.5rem; padding: 75px 0; min-height: auto; }
  .contact-copy { max-width: none; margin-left: 0; }
  .contact-form { max-width: none; margin-right: 0; }
  .footer-grid { padding: 55px 0; }
  .qr-list { justify-content: flex-start; }
  .floating-contact { top: auto; right: 12px; bottom: 82px; gap: 10px; transform: none; }
  .floating-contact__item,
  .floating-contact__item > img { width: 48px; height: 48px; }
  .floating-contact__tooltip { right: calc(100% + 10px); padding: 9px 12px; font-size: 14px; }
  .site-search-overlay { align-items: start; padding: 12px; }
  .site-search-dialog { width: 100%; max-height: calc(100svh - 24px); margin-top: 0; padding: 24px 18px 18px; border-radius: 8px; }
  .site-search-heading { margin-bottom: 18px; }
  .site-search-heading h2 { font-size: 26px; }
  .site-search-close { width: 38px; height: 38px; }
  .site-search-form { gap: 8px; }
  .site-search-form-icon { left: 16px; }
  .site-search-form input { height: 52px; padding-right: 12px; padding-left: 48px; font-size: 15px; }
  .site-search-form button { min-width: 72px; height: 52px; padding: 0 12px; font-size: 15px; }
  .site-search-status { margin: 14px 0 8px; }
  .site-search-result { gap: 12px; padding: 14px 8px; }
  .site-search-result:hover { padding-right: 10px; padding-left: 10px; }
  .site-search-result strong { font-size: 16px; }
  .site-search-result-arrow { font-size: 21px; }
}

@media (max-width: 460px) {
  .brand { flex-basis: 168px; width: 168px; height: 17px; }
  .contact-form { grid-template-columns: 1fr; }
  .contact-form .full { grid-column: auto; }
  .qr-list { gap: 10px; }
}

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