:root {
  --ink: #102b21;
  --ink-2: #1a4433;
  --leaf: #247c54;
  --leaf-dark: #145d3d;
  --leaf-bright: #49b779;
  --mint: #dff3e8;
  --mint-soft: #eff9f3;
  --sky: #6cc6ed;
  --sky-soft: #e6f7fd;
  --cream: #f5f0e7;
  --paper: #f8fbf8;
  --white: #ffffff;
  --text: #243a31;
  --muted: #677a71;
  --line: rgba(18, 66, 48, .13);
  --shadow: 0 24px 70px rgba(20, 61, 45, .12);
  --shadow-soft: 0 14px 40px rgba(20, 61, 45, .08);
  --radius-xl: 34px;
  --radius-lg: 26px;
  --radius-md: 18px;
  --shell: min(1220px, calc(100vw - 48px));
  --display: "STSong", "Songti SC", "Noto Serif SC", "Source Han Serif SC", serif;
  --sans: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Source Han Sans SC", sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 108px; overflow-x: clip; }
body { margin: 0; color: var(--text); background: var(--paper); font-family: var(--sans); line-height: 1.6; overflow-x: hidden; -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }
body.menu-open { overflow: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
button { color: inherit; }
p, h1, h2, h3, ul, ol { margin: 0; }
ul, ol { padding: 0; list-style: none; }
::selection { color: var(--white); background: var(--leaf); }
.skip-link { position: fixed; z-index: 9999; left: 20px; top: 18px; padding: 10px 16px; color: var(--white); background: var(--ink); border-radius: 10px; transform: translateY(-140%); transition: transform .2s ease; }
.skip-link:focus { transform: translateY(0); }
.page-glow { position: fixed; z-index: -1; width: 500px; height: 500px; border-radius: 50%; filter: blur(90px); opacity: .16; pointer-events: none; }
.page-glow-a { top: 30%; right: -260px; background: var(--sky); }
.page-glow-b { bottom: 8%; left: -300px; background: var(--leaf-bright); }
.shell { width: var(--shell); margin-inline: auto; }
.section { position: relative; padding: 116px 0; }
.eyebrow { display: inline-flex; align-items: center; gap: 10px; margin-bottom: 18px; color: var(--leaf-dark); font-size: 12px; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
.eyebrow::before { width: 28px; height: 2px; content: ""; background: currentColor; border-radius: 999px; }
.eyebrow.light { color: rgba(255, 255, 255, .84); }
.section-heading { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(280px, .65fr); align-items: end; gap: 70px; margin-bottom: 52px; }
.section-heading h2, .education-copy h2, .about-copy h2, .contact-copy h2, .process-intro h2 { color: var(--ink); font-family: var(--display); font-size: clamp(38px, 5vw, 66px); font-weight: 600; line-height: 1.15; letter-spacing: -.045em; }
.section-heading > p { max-width: 460px; padding-bottom: 7px; color: var(--muted); font-size: 16px; }
.button { display: inline-flex; min-height: 52px; align-items: center; justify-content: center; gap: 12px; padding: 0 25px; border: 1px solid transparent; border-radius: 999px; background: transparent; cursor: pointer; font-weight: 800; letter-spacing: .01em; transition: transform .25s ease, background .25s ease, color .25s ease, border-color .25s ease, box-shadow .25s ease; }
.button:hover { transform: translateY(-2px); }
.button-dark { color: var(--white); background: var(--ink); box-shadow: 0 10px 30px rgba(16, 43, 33, .18); }
.button-dark:hover { background: var(--leaf-dark); box-shadow: 0 14px 38px rgba(20, 93, 61, .25); }
.button-light { color: var(--ink); background: var(--white); box-shadow: 0 16px 42px rgba(4, 28, 19, .18); }
.button-light:hover { color: var(--white); background: var(--leaf); }
.button-ghost-light { color: var(--white); border-color: rgba(255, 255, 255, .38); }
.button-ghost-light:hover { color: var(--ink); background: var(--white); }
.button-small { min-height: 44px; padding-inline: 20px; font-size: 14px; }
.text-link { display: inline-flex; align-items: center; gap: 9px; padding-block: 5px; border-bottom: 1px solid currentColor; font-size: 14px; font-weight: 800; }
.text-link span { transition: transform .2s ease; }
.text-link:hover span { transform: translateX(5px); }
.text-link.light { color: var(--white); }
.site-header { position: fixed; z-index: 1000; top: 0; right: 0; left: 0; transition: transform .35s ease, background .35s ease, box-shadow .35s ease; }
.site-header.is-scrolled { background: rgba(248, 251, 248, .9); box-shadow: 0 10px 36px rgba(10, 44, 30, .09); backdrop-filter: blur(18px); }
.utility-bar { color: rgba(255, 255, 255, .78); background: var(--ink); font-size: 12px; }
.utility-inner { display: flex; min-height: 34px; align-items: center; justify-content: space-between; gap: 20px; }
.utility-inner p { display: flex; align-items: center; gap: 8px; }
.status-dot { width: 6px; height: 6px; background: var(--leaf-bright); border-radius: 50%; box-shadow: 0 0 0 4px rgba(73, 183, 121, .14); }
.utility-links { display: flex; align-items: center; gap: 10px; }
.navbar { display: flex; min-height: 74px; align-items: center; justify-content: space-between; gap: 26px; }
.brand { display: inline-flex; align-items: center; gap: 11px; flex: 0 0 auto; }
.brand-mark { position: relative; display: grid; width: 50px; height: 50px; place-items: center; overflow: hidden; background: rgba(255, 255, 255, .98); border: 1px solid rgba(255, 255, 255, .72); border-radius: 16px; box-shadow: 0 10px 30px rgba(9, 41, 28, .14); }
.brand-mark img { width: 45px; height: 45px; object-fit: contain; }
.brand-type { display: grid; line-height: 1; }
.brand-type strong { font-family: var(--display); font-size: 24px; font-weight: 700; letter-spacing: .08em; }
.brand-type small { margin-top: 6px; color: var(--muted); font-size: 8px; font-weight: 900; letter-spacing: .32em; }
.site-header:not(.is-scrolled) .brand-type strong { color: var(--white); }
.site-header:not(.is-scrolled) .brand-type small { color: rgba(255, 255, 255, .64); }
.desktop-nav { display: flex; align-items: center; gap: 34px; font-size: 14px; font-weight: 700; }
.desktop-nav a { position: relative; }
.site-header:not(.is-scrolled) .desktop-nav a { color: rgba(255, 255, 255, .88); }
.desktop-nav a::after { position: absolute; right: 0; bottom: -7px; left: 0; height: 2px; content: ""; background: var(--leaf-bright); border-radius: 999px; transform: scaleX(0); transform-origin: right; transition: transform .25s ease; }
.desktop-nav a:hover::after { transform: scaleX(1); transform-origin: left; }
.header-actions { display: flex; align-items: center; gap: 12px; }
.site-header:not(.is-scrolled) .header-actions .button-dark { color: var(--ink); background: var(--white); }
.menu-toggle { display: none; width: 44px; height: 44px; padding: 0; border: 0; border-radius: 50%; background: var(--white); cursor: pointer; }
.menu-toggle span { display: block; width: 18px; height: 2px; margin: 5px auto; background: var(--ink); border-radius: 999px; transition: transform .25s ease; }
.menu-toggle[aria-expanded="true"] span:first-child { transform: translateY(3.5px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:last-child { transform: translateY(-3.5px) rotate(-45deg); }
.mobile-nav { position: fixed; z-index: 999; top: 108px; right: 0; left: 0; display: grid; gap: 5px; padding: 26px 24px 32px; background: rgba(248, 251, 248, .98); border-top: 1px solid var(--line); box-shadow: var(--shadow); opacity: 0; pointer-events: none; transform: translateY(-14px); transition: opacity .25s ease, transform .25s ease; }
.mobile-nav.is-open { opacity: 1; pointer-events: auto; transform: translateY(0); }
.mobile-nav > a:not(.button) { padding: 13px 5px; border-bottom: 1px solid var(--line); font-weight: 800; }.hero { position: relative; min-height: 850px; padding: 174px 0 32px; overflow: hidden; color: var(--white); background: var(--ink); }
.hero-media, .hero-media img, .hero-wash, .hero-grid-lines { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero-media img { object-fit: cover; object-position: 58% center; }
.hero-wash { background: linear-gradient(90deg, rgba(8, 41, 29, .96) 0%, rgba(8, 41, 29, .86) 38%, rgba(10, 46, 34, .42) 62%, rgba(10, 46, 34, .68) 100%), linear-gradient(180deg, rgba(7, 32, 23, .2), rgba(7, 32, 23, .86)); }
.hero-grid-lines { opacity: .18; background-image: linear-gradient(rgba(255,255,255,.14) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.14) 1px, transparent 1px); background-size: 72px 72px; mask-image: linear-gradient(to right, transparent 0, black 60%, black 100%); }
.hero-watermark { position: absolute; right: -7%; bottom: -5%; width: 680px; opacity: .09; pointer-events: none; }
.hero-layout { position: relative; z-index: 2; display: grid; grid-template-columns: minmax(0, 1.12fr) minmax(370px, .68fr); align-items: center; gap: 70px; }
.hero-copy { max-width: 735px; padding: 44px 0 86px; }
.hero-copy h1 { margin-bottom: 28px; font-family: var(--display); font-size: clamp(58px, 7.4vw, 100px); font-weight: 500; line-height: 1.02; letter-spacing: -.065em; }
.hero-copy h1 em { color: #a8e3c1; font-style: normal; }
.hero-lead { max-width: 660px; color: rgba(255, 255, 255, .76); font-size: clamp(16px, 1.6vw, 19px); line-height: 1.85; }
.hero-actions { display: flex; align-items: center; gap: 28px; margin-top: 36px; }
.hero-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 32px; }
.hero-tags span { padding: 7px 12px; color: rgba(255,255,255,.76); border: 1px solid rgba(255,255,255,.17); border-radius: 999px; background: rgba(255,255,255,.06); font-size: 12px; backdrop-filter: blur(8px); }
.ops-panel { position: relative; padding: 26px; color: var(--ink); border: 1px solid rgba(255, 255, 255, .42); border-radius: 28px; background: rgba(250, 253, 251, .88); box-shadow: 0 34px 100px rgba(0, 24, 15, .34); backdrop-filter: blur(22px); }
.ops-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 20px; }
.ops-kicker { color: var(--leaf); font-size: 9px; font-weight: 900; letter-spacing: .22em; }
.ops-head h2 { margin-top: 4px; font-family: var(--display); font-size: 22px; }
.live-badge { display: inline-flex; align-items: center; gap: 7px; padding: 6px 9px; color: var(--leaf-dark); background: var(--mint); border-radius: 999px; font-size: 10px; font-weight: 800; white-space: nowrap; }
.live-badge i, .contact-status i { width: 6px; height: 6px; background: var(--leaf-bright); border-radius: 50%; box-shadow: 0 0 0 4px rgba(73,183,121,.14); }
.ops-number { display: flex; align-items: end; gap: 12px; margin: 30px 0 18px; }
.ops-number strong { font-family: var(--display); font-size: 62px; font-weight: 600; line-height: .9; letter-spacing: -.05em; }
.ops-number p { max-width: 140px; padding-bottom: 5px; color: var(--muted); font-size: 12px; line-height: 1.45; }
.ops-chart { display: flex; height: 108px; align-items: end; gap: 8px; padding: 10px 2px 0; border-bottom: 1px solid var(--line); }
.ops-chart span { flex: 1; height: var(--h); min-height: 10px; background: linear-gradient(180deg, var(--sky), var(--leaf-bright)); border-radius: 6px 6px 1px 1px; opacity: .82; transform-origin: bottom; animation: growBar 1.1s cubic-bezier(.22,1,.36,1) both; }
.ops-chart span:nth-child(2) { animation-delay: .06s; }
.ops-chart span:nth-child(3) { animation-delay: .12s; }
.ops-chart span:nth-child(4) { animation-delay: .18s; }
.ops-chart span:nth-child(5) { animation-delay: .24s; }
.ops-chart span:nth-child(6) { animation-delay: .3s; }
.ops-chart span:nth-child(7) { animation-delay: .36s; }
.ops-list { display: grid; gap: 0; margin-top: 10px; }
.ops-list > div { display: flex; align-items: center; justify-content: space-between; padding: 12px 0; border-bottom: 1px solid var(--line); }
.ops-list span { color: var(--muted); font-size: 12px; }
.ops-list strong { font-size: 12px; }
.ops-foot { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 18px; }
.ops-foot span { padding: 5px 8px; color: var(--leaf-dark); background: var(--mint); border-radius: 7px; font-size: 10px; font-weight: 800; }
.hero-stats { position: relative; z-index: 2; display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid rgba(255,255,255,.2); }
.hero-stats article { position: relative; padding: 28px 22px 18px 0; }
.hero-stats article + article { padding-left: 24px; }
.hero-stats article + article::before { position: absolute; top: 30px; bottom: 22px; left: 0; width: 1px; content: ""; background: rgba(255,255,255,.17); }
.hero-stats strong { display: block; margin-bottom: 4px; color: #b6ebcc; font-family: var(--display); font-size: 34px; font-weight: 600; letter-spacing: -.03em; }
.hero-stats span { color: rgba(255,255,255,.58); font-size: 12px; }
@keyframes growBar { from { transform: scaleY(.08); opacity: 0; } to { transform: scaleY(1); opacity: .82; } }
.services { background: linear-gradient(180deg, #f8fbf8 0%, #eef7f1 100%); }
.service-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.service-card { position: relative; min-height: 465px; overflow: hidden; border: 1px solid rgba(25, 88, 62, .1); border-radius: var(--radius-xl); background: var(--white); box-shadow: var(--shadow-soft); }
.service-card > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .8s cubic-bezier(.22,1,.36,1); }
.service-card:hover > img { transform: scale(1.045); }
.service-feature > img { top: -5%; bottom: auto; height: 110%; object-position: center 46%; }
.service-shade { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(8,39,29,.08), rgba(8,39,29,.91)); }
.service-content { position: absolute; right: 0; bottom: 0; left: 0; z-index: 2; padding: 34px; color: var(--white); }
.service-index { display: block; margin-bottom: 14px; color: rgba(255,255,255,.64); font-size: 11px; font-weight: 900; letter-spacing: .12em; }
.service-content h3 { margin-bottom: 14px; font-family: var(--display); font-size: clamp(27px, 3vw, 38px); font-weight: 600; line-height: 1.24; letter-spacing: -.035em; }
.service-content p { max-width: 580px; color: rgba(255,255,255,.7); font-size: 14px; }
.clean-list { display: grid; gap: 8px; margin-top: 20px; }
.clean-list li { position: relative; padding-left: 17px; font-size: 13px; }
.clean-list li::before { position: absolute; top: .72em; left: 0; width: 5px; height: 5px; content: ""; background: currentColor; border-radius: 50%; }
.light-list { color: rgba(255,255,255,.86); }
.service-rural { display: flex; flex-direction: column; padding: 34px; background: linear-gradient(145deg, #fffdf7, #f7eee0); }
.service-card-copy .service-index { color: var(--leaf); }
.service-rural h3, .service-education h3 { margin-bottom: 14px; color: var(--ink); font-family: var(--display); font-size: clamp(30px, 3vw, 42px); font-weight: 600; line-height: 1.16; letter-spacing: -.035em; }
.service-rural p, .service-education p { color: var(--muted); font-size: 14px; }
.service-rural .clean-list, .service-education .clean-list { color: var(--ink-2); }
.service-thumb { position: absolute; right: -38px; bottom: -36px; width: 52%; aspect-ratio: 1.2; overflow: hidden; border: 8px solid #fffdf8; border-radius: 26px; transform: rotate(-4deg); box-shadow: 0 20px 45px rgba(67,47,18,.16); }
.service-thumb img { width: 100%; height: 100%; object-fit: cover; }
.service-education { min-height: 465px; padding: 34px; background: linear-gradient(145deg, #e7f8ef, #d6f1e2); }
.education-orbit { position: absolute; right: -36px; bottom: -48px; width: 310px; height: 310px; border: 1px solid rgba(24, 108, 72, .2); border-radius: 50%; animation: slowSpin 22s linear infinite; }
.education-orbit::before, .education-orbit::after { position: absolute; content: ""; border: 1px dashed rgba(24, 108, 72, .2); border-radius: 50%; }
.education-orbit::before { inset: 35px; }
.education-orbit::after { inset: 78px; }
.education-orbit span { position: absolute; display: grid; width: 52px; height: 52px; place-items: center; color: var(--leaf-dark); background: rgba(255,255,255,.88); border-radius: 50%; box-shadow: var(--shadow-soft); font-size: 11px; font-weight: 800; }
.education-orbit span:nth-child(1) { top: -9px; left: 128px; }
.education-orbit span:nth-child(2) { top: 75px; right: -4px; }
.education-orbit span:nth-child(3) { right: 30px; bottom: 22px; }
.education-orbit span:nth-child(4) { bottom: -10px; left: 80px; }
.education-orbit span:nth-child(5) { bottom: 72px; left: -12px; }
.education-orbit b { position: absolute; inset: 0; display: grid; place-items: center; color: var(--leaf); font-family: var(--display); font-size: 42px; }
@keyframes slowSpin { to { transform: rotate(360deg); } }.cases { overflow: hidden; background: var(--white); }
.case-filter { display: flex; flex-wrap: wrap; gap: 8px; margin: -14px 0 30px; }
.filter-button { padding: 10px 17px; color: var(--muted); border: 1px solid var(--line); border-radius: 999px; background: var(--white); cursor: pointer; font-size: 13px; font-weight: 800; transition: color .2s ease, background .2s ease, border-color .2s ease; }
.filter-button:hover, .filter-button.active { color: var(--white); background: var(--ink); border-color: var(--ink); }
.case-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.case-card { overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--white); box-shadow: 0 10px 34px rgba(21, 69, 49, .05); transition: transform .35s ease, box-shadow .35s ease, opacity .35s ease; }
.case-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-soft); }
.case-card.is-hidden { display: none; }
.case-wide { grid-column: span 2; }
.case-image { position: relative; aspect-ratio: 1.4; overflow: hidden; background: #e8f1ec; }
.case-wide .case-image { aspect-ratio: 2.15; }
.case-collage { display: grid; grid-template-columns: 1.45fr 1fr; grid-template-rows: repeat(2, minmax(0, 1fr)); gap: 3px; }
.case-collage img:first-child { grid-row: span 2; }
.case-image::after { position: absolute; inset: 0; content: ""; background: linear-gradient(180deg, transparent 55%, rgba(8,39,29,.24)); }
.case-image img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s cubic-bezier(.22,1,.36,1); }
.case-card:hover .case-image img { transform: scale(1.05); }
.case-body { padding: 25px; }
.case-meta { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 12px; }
.case-meta span { color: var(--leaf); font-size: 11px; font-weight: 900; letter-spacing: .08em; }
.case-meta b { color: #9aaba2; font-size: 11px; font-weight: 700; }
.case-body h3 { color: var(--ink); font-family: var(--display); font-size: 25px; font-weight: 600; line-height: 1.3; letter-spacing: -.02em; }
.case-body p { margin-top: 10px; color: var(--muted); font-size: 13px; line-height: 1.7; }
.process { padding-block: 0; background: linear-gradient(180deg, var(--white) 0 48%, var(--paper) 48% 100%); }
.process-shell { position: relative; display: grid; grid-template-columns: minmax(300px, .78fr) minmax(0, 1.22fr); gap: 74px; overflow: hidden; padding: 70px; color: var(--white); border-radius: 38px; background: radial-gradient(circle at 8% 0%, rgba(108,198,237,.22), transparent 30%), radial-gradient(circle at 95% 100%, rgba(73,183,121,.22), transparent 34%), #102f24; box-shadow: 0 32px 90px rgba(11,54,37,.18); }
.process-shell::before { position: absolute; inset: 0; content: ""; opacity: .12; background-image: linear-gradient(rgba(255,255,255,.18) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.18) 1px, transparent 1px); background-size: 64px 64px; mask-image: linear-gradient(to right, transparent, black); }
.process-intro { position: relative; z-index: 1; align-self: start; }
.process-intro h2 { color: var(--white); font-size: clamp(36px, 4vw, 54px); }
.process-intro > p:not(.eyebrow) { margin: 24px 0 28px; color: rgba(255,255,255,.62); }
.process-list { position: relative; z-index: 1; display: grid; gap: 7px; }
.process-list li { display: grid; grid-template-columns: 50px 1fr; align-items: center; gap: 18px; padding: 17px 20px; border: 1px solid rgba(255,255,255,.12); border-radius: 16px; background: rgba(255,255,255,.055); backdrop-filter: blur(8px); transition: background .25s ease, transform .25s ease; }
.process-list li:hover { background: rgba(255,255,255,.1); transform: translateX(6px); }
.process-list li > span { color: var(--sky); font-family: var(--display); font-size: 25px; }
.process-list strong { display: block; font-size: 15px; }
.process-list p { margin-top: 2px; color: rgba(255,255,255,.48); font-size: 12px; }
.education { background: var(--paper); }
.education-layout { display: grid; grid-template-columns: 1.02fr .98fr; align-items: center; gap: 86px; }
.education-visual { position: relative; min-height: 690px; }
.education-photo { overflow: hidden; border: 8px solid var(--white); border-radius: 28px; box-shadow: var(--shadow); }
.education-photo img { width: 100%; height: 100%; object-fit: cover; }
.education-photo-main { width: 88%; height: 590px; }
.education-photo-small { position: absolute; right: 0; bottom: 0; width: 46%; height: 310px; }
.education-note { position: absolute; top: 44px; left: -20px; display: grid; min-width: 180px; padding: 21px; color: var(--white); border: 1px solid rgba(255,255,255,.25); border-radius: 20px; background: rgba(16,47,36,.86); box-shadow: 0 22px 60px rgba(8,37,25,.2); backdrop-filter: blur(14px); }
.education-note span { color: var(--sky); font-size: 10px; font-weight: 900; letter-spacing: .14em; }
.education-note strong { margin: 4px 0 3px; font-family: var(--display); font-size: 23px; }
.education-note small { color: rgba(255,255,255,.57); }
.education-copy > p:not(.eyebrow) { margin: 24px 0 28px; color: var(--muted); font-size: 16px; line-height: 1.9; }
.education-points { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 24px; }
.education-points article { padding: 16px 13px; border: 1px solid var(--line); border-radius: 15px; background: var(--white); }
.education-points strong { display: block; color: var(--leaf); font-family: var(--display); font-size: 29px; line-height: 1.1; }
.education-points span { display: block; margin-top: 5px; color: var(--muted); font-size: 11px; line-height: 1.45; }
.platform-cloud { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 28px; }
.platform-cloud span { padding: 7px 11px; color: var(--leaf-dark); background: var(--mint); border-radius: 999px; font-size: 11px; font-weight: 800; }.about { background: linear-gradient(180deg, #f7f3ea 0%, #fbfaf6 100%); }
.about-layout { display: grid; grid-template-columns: .92fr 1.08fr; align-items: center; gap: 82px; }
.about-picture { position: relative; display: grid; min-height: 0; gap: 14px; padding: 0 16px 16px 0; }
.about-photo-wrap { position: relative; height: 470px; overflow: hidden; border-radius: 30px; box-shadow: var(--shadow); }
.about-photo { width: 100%; height: 100%; object-fit: cover; object-position: center 42%; transition: transform .8s cubic-bezier(.22,1,.36,1); }
.about-photo-wrap:hover .about-photo { transform: scale(1.025); }
.brand-ip { position: absolute; z-index: 3; right: -17px; bottom: 118px; width: 122px; height: 122px; object-fit: contain; filter: drop-shadow(0 16px 22px rgba(16, 43, 33, .17)); transform: rotate(4deg); pointer-events: none; }
.about-picture::before { position: absolute; z-index: -1; right: -16px; bottom: -16px; width: 72%; height: 38%; content: ""; border: 2px solid rgba(36,124,84,.23); border-radius: 30px; }
.about-caption-card { position: relative; z-index: 2; display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr); align-items: center; gap: 20px; padding: 22px; border: 1px solid var(--line); border-radius: 22px; background: rgba(255,255,255,.9); box-shadow: 0 18px 50px rgba(16,47,36,.08); backdrop-filter: blur(12px); }
.about-caption-copy { display: grid; gap: 5px; }
.about-caption-copy > span { color: var(--leaf); font-size: 10px; font-weight: 900; letter-spacing: .12em; }
.about-caption-copy > strong { color: var(--ink); font-family: var(--display); font-size: 19px; font-weight: 600; line-height: 1.45; }
.about-mini-stats { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 7px; }
.about-mini-stats article { padding: 10px 6px; border-radius: 12px; background: var(--mint-soft); text-align: center; }
.about-mini-stats strong { display: block; color: var(--leaf-dark); font-family: var(--display); font-size: 18px; font-weight: 600; line-height: 1.1; }
.about-mini-stats span { display: block; margin-top: 3px; color: var(--muted); font-size: 9px; line-height: 1.35; }.about-copy > p:not(.eyebrow) { margin: 25px 0 32px; color: var(--muted); font-size: 16px; line-height: 1.9; }
.mission-grid { display: grid; gap: 12px; }
.mission-grid article { padding: 18px 20px; border-left: 3px solid var(--leaf-bright); background: rgba(255,255,255,.7); }
.mission-grid span { display: block; margin-bottom: 5px; color: var(--leaf); font-size: 11px; font-weight: 900; letter-spacing: .12em; }
.mission-grid h3 { color: var(--ink); font-family: var(--display); font-size: 20px; font-weight: 600; line-height: 1.45; }
.timeline-wrap { margin-top: 88px; }
.timeline-head { display: flex; align-items: end; justify-content: space-between; gap: 30px; margin-bottom: 24px; }
.timeline-head h3 { color: var(--ink); font-family: var(--display); font-size: 30px; }
.timeline-head p { color: var(--muted); font-size: 13px; }
.timeline { display: grid; grid-auto-columns: 240px; grid-auto-flow: column; gap: 12px; overflow-x: auto; padding: 8px 2px 22px; scroll-snap-type: x mandatory; scrollbar-color: rgba(36,124,84,.35) transparent; }
.timeline article { min-height: 210px; padding: 22px; border: 1px solid var(--line); border-radius: 20px; background: rgba(255,255,255,.74); scroll-snap-align: start; }
.timeline article span { display: inline-block; margin-bottom: 42px; color: var(--leaf); font-family: var(--display); font-size: 23px; font-weight: 600; }
.timeline article strong { display: block; color: var(--ink); font-size: 15px; }
.timeline article p { margin-top: 7px; color: var(--muted); font-size: 12px; }
.credentials { background: var(--white); }
.credential-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 20px; }
.certificate-wall { display: grid; height: 100%; grid-template-columns: repeat(3, minmax(0, 1fr)); grid-template-rows: repeat(3, 235px); gap: 12px; }
.certificate { position: relative; overflow: hidden; padding: 0; border: 1px solid var(--line); border-radius: 18px; background: #eef5f1; cursor: zoom-in; }
.certificate img { width: 100%; height: 100%; object-fit: contain; padding: 12px; background: #f4f8f5; transition: transform .5s ease, filter .35s ease; }
.certificate::after { position: absolute; right: 0; bottom: 0; left: 0; height: 38%; content: ""; pointer-events: none; background: linear-gradient(transparent, rgba(10,40,28,.2)); opacity: 0; transition: opacity .3s ease; }
.certificate-label { position: absolute; z-index: 2; right: 12px; bottom: 12px; left: 12px; padding: 7px 10px; color: var(--ink); background: rgba(255,255,255,.9); border: 1px solid rgba(255,255,255,.75); border-radius: 9px; font-size: 10px; font-weight: 900; text-align: center; backdrop-filter: blur(8px); transform: translateY(5px); opacity: 0; transition: opacity .3s ease, transform .3s ease; }
.certificate:hover img { transform: scale(1.025); filter: saturate(1.05); }
.certificate:hover::after, .certificate:hover .certificate-label, .certificate:focus-visible::after, .certificate:focus-visible .certificate-label { opacity: 1; }
.certificate:hover .certificate-label, .certificate:focus-visible .certificate-label { transform: translateY(0); }
.certificate-summary { display: grid; align-content: center; justify-items: start; padding: 22px; color: var(--white); background: radial-gradient(circle at 90% 10%, rgba(108,198,237,.28), transparent 38%), linear-gradient(145deg, #102f24, #145d3d); cursor: default; }
.certificate-summary::after { display: none; }
.certificate-summary > span { color: #b6ebcb; font-size: 10px; font-weight: 900; letter-spacing: .12em; }
.certificate-summary > strong { margin-top: 4px; font-family: var(--display); font-size: 48px; font-weight: 600; line-height: 1; }
.certificate-summary > p { margin-top: 3px; color: rgba(255,255,255,.62); font-size: 11px; }
.certificate-summary > div { display: flex; flex-wrap: wrap; gap: 5px; margin-top: 13px; }
.certificate-summary b { padding: 4px 7px; color: var(--ink); background: #dff3e8; border-radius: 999px; font-size: 9px; }
.partner-panel { display: flex; flex-direction: column; padding: 34px; border: 1px solid var(--line); border-radius: 24px; background: linear-gradient(145deg, #f9fcf9, #eef7f1); }
.partner-panel-head span { color: var(--leaf); font-size: 12px; font-weight: 900; letter-spacing: .14em; }
.partner-panel-head p { margin-top: 7px; color: var(--muted); font-size: 13px; }
.partner-cloud { display: grid; flex: 1; align-content: start; gap: 20px; margin: 26px 0; }
.partner-group { display: grid; gap: 9px; }
.partner-group > span { display: flex; align-items: center; gap: 8px; color: var(--leaf); font-size: 10px; font-weight: 900; letter-spacing: .11em; }
.partner-group > span::after { height: 1px; flex: 1; content: ""; background: rgba(36,124,84,.12); }
.partner-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.partner-tags b { display: inline-flex; min-height: 38px; align-items: center; padding: 7px 11px; color: var(--ink-2); border: 1px solid rgba(36,124,84,.13); border-radius: 10px; background: rgba(255,255,255,.72); font-size: 11px; font-weight: 700; }
.partner-note { display: grid; gap: 3px; padding-top: 20px; border-top: 1px solid var(--line); }
.partner-note b { color: var(--ink); font-size: 14px; }
.partner-note span { color: var(--muted); font-size: 12px; }
.contact { padding-bottom: 80px; background: linear-gradient(180deg, var(--paper) 0 46%, var(--white) 46% 100%); }
.contact-shell { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: 64px; overflow: hidden; padding: 68px; color: var(--white); border-radius: 36px; background: radial-gradient(circle at 0 100%, rgba(108,198,237,.21), transparent 32%), radial-gradient(circle at 100% 0, rgba(73,183,121,.25), transparent 36%), var(--ink); box-shadow: 0 32px 90px rgba(11,54,37,.18); }
.contact-shell::after { position: absolute; right: -100px; bottom: -170px; width: 420px; height: 420px; content: ""; border: 1px solid rgba(255,255,255,.12); border-radius: 50%; box-shadow: inset 0 0 0 70px rgba(255,255,255,.025), inset 0 0 0 140px rgba(255,255,255,.018); }
.contact-copy, .contact-panel { position: relative; z-index: 1; }
.contact-copy h2 { color: var(--white); font-size: clamp(40px, 5vw, 62px); }
.contact-copy > p:not(.eyebrow) { max-width: 540px; margin: 23px 0 24px; color: rgba(255,255,255,.62); font-size: 15px; }
.cooperation-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.cooperation-tags span { padding: 7px 11px; color: rgba(255,255,255,.79); border: 1px solid rgba(255,255,255,.15); border-radius: 999px; background: rgba(255,255,255,.045); font-size: 11px; }
.contact-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.contact-panel { align-self: center; padding: 26px; color: var(--ink); border: 1px solid rgba(255,255,255,.38); border-radius: 24px; background: rgba(255,255,255,.94); box-shadow: 0 30px 70px rgba(0,20,12,.28); backdrop-filter: blur(16px); }
.contact-panel-head { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding-bottom: 20px; border-bottom: 1px solid var(--line); }
.contact-panel-head > div { display: grid; }
.contact-panel-head span { color: var(--muted); font-size: 11px; }
.contact-panel-head strong { color: var(--ink); font-family: var(--display); font-size: 25px; }
.contact-status { display: inline-flex; align-items: center; gap: 6px; padding: 6px 9px; color: var(--leaf-dark); background: var(--mint); border-radius: 999px; font-weight: 800; }
.contact-line { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 15px 0; border-bottom: 1px solid var(--line); }
.contact-line span { color: var(--muted); font-size: 11px; }
.contact-line strong { font-size: 14px; }
.contact-line:hover strong { color: var(--leaf); }
.office-list { display: grid; grid-template-columns: 1fr 1fr; gap: 17px 20px; margin-top: 20px; }
.office-list span { color: var(--leaf); font-size: 11px; font-weight: 900; }
.office-list p { margin-top: 3px; color: var(--muted); font-size: 11px; line-height: 1.55; }
.site-footer { color: rgba(255,255,255,.68); background: #0b251a; }
.footer-main { display: grid; grid-template-columns: .72fr 1.28fr; gap: 80px; padding: 70px 0 55px; }
.brand-footer .brand-type strong { color: var(--white); }
.brand-footer .brand-type small { color: rgba(255,255,255,.45); }
.footer-brand > p { margin-top: 20px; font-family: var(--display); font-size: 20px; }
.footer-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.footer-links > div { display: grid; align-content: start; gap: 9px; }
.footer-links span { margin-bottom: 5px; color: #99dbb6; font-size: 11px; font-weight: 900; letter-spacing: .12em; }
.footer-links a, .footer-links p { font-size: 12px; }
.footer-links a:hover { color: var(--white); }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 20px 0 28px; border-top: 1px solid rgba(255,255,255,.1); font-size: 10px; }
.lightbox { position: fixed; z-index: 2000; inset: 0; display: grid; place-items: center; padding: 5vw; background: rgba(6, 25, 18, .92); opacity: 0; pointer-events: none; transition: opacity .25s ease; backdrop-filter: blur(12px); }
.lightbox.is-open { opacity: 1; pointer-events: auto; }
.lightbox img { max-width: min(900px, 90vw); max-height: 86vh; object-fit: contain; border-radius: 8px; box-shadow: 0 24px 80px rgba(0,0,0,.4); }
.lightbox-close { position: absolute; top: 24px; right: 28px; width: 46px; height: 46px; color: var(--white); border: 1px solid rgba(255,255,255,.25); border-radius: 50%; background: rgba(255,255,255,.1); cursor: pointer; font-size: 28px; line-height: 1; }
.toast { position: fixed; z-index: 2100; right: 24px; bottom: 24px; padding: 11px 16px; color: var(--white); background: var(--ink); border-radius: 10px; box-shadow: var(--shadow); font-size: 12px; opacity: 0; pointer-events: none; transform: translateY(10px); transition: opacity .2s ease, transform .2s ease; }
.toast.is-visible { opacity: 1; transform: translateY(0); }
.reveal { opacity: 1; transform: none; }
.js .reveal { opacity: 0; transform: translateY(26px); transition: opacity .75s ease, transform .75s cubic-bezier(.22,1,.36,1); }
.js .reveal.is-visible { opacity: 1; transform: translateY(0); }
.case-card:nth-child(2) { transition-delay: .06s; }
.case-card:nth-child(3) { transition-delay: .12s; }
.case-card:nth-child(4) { transition-delay: .05s; }
.case-card:nth-child(5) { transition-delay: .1s; }
.case-card:nth-child(6) { transition-delay: .15s; }@media (max-width: 1080px) {
  :root { --shell: min(100% - 40px, 980px); }
  .desktop-nav { gap: 20px; }
  .hero-layout { gap: 38px; }
  .hero-copy h1 { font-size: clamp(58px, 8vw, 82px); }
  .ops-panel { padding: 22px; }
  .process-shell { padding: 52px; gap: 44px; }
  .education-layout, .about-layout { gap: 50px; }
  .education-visual { min-height: 590px; }
  .education-photo-main { height: 510px; }
  .education-photo-small { height: 260px; }
  .about-photo-wrap { height: 430px; }
  .brand-ip { top: auto; right: -10px; bottom: 118px; width: 108px; height: 108px; }
  .contact-shell { padding: 52px; gap: 40px; }
  .contact-panel { padding: 22px; }
}
@media (max-width: 860px) {
  .section { padding: 88px 0; }
  .utility-bar { display: none; }
  .navbar { min-height: 72px; }
  .desktop-nav, .header-actions .button { display: none; }
  .menu-toggle { display: block; }
  .site-header:not(.is-scrolled) .menu-toggle { background: rgba(255,255,255,.94); }
  .mobile-nav { top: 72px; }
  .hero { min-height: auto; padding-top: 120px; }
  .hero-layout { grid-template-columns: 1fr; }
  .hero-copy { padding-bottom: 36px; }
  .hero-copy h1 { max-width: 700px; }
  .ops-panel { width: min(610px, 100%); margin-bottom: 60px; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .hero-stats article:nth-child(3) { padding-left: 0; }
  .hero-stats article:nth-child(3)::before { display: none; }
  .section-heading { grid-template-columns: 1fr; gap: 20px; }
  .service-grid { grid-template-columns: 1fr; }
  .service-card { min-height: 440px; }
  .case-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .case-wide { grid-column: span 2; }
  .process-shell { grid-template-columns: 1fr; padding: 42px; }
  .education-layout, .about-layout { grid-template-columns: 1fr; }
  .education-visual { min-height: 600px; max-width: 650px; }
  .education-photo-main { width: 82%; height: 540px; }
  .education-photo-small { width: 43%; height: 260px; }
  .about-picture { order: 2; max-width: 620px; }
  .about-copy { order: 1; }
  .credential-grid { grid-template-columns: 1fr; }
  .certificate-wall { grid-template-rows: repeat(3, 200px); }
  .contact-shell { grid-template-columns: 1fr; padding: 42px; }
  .contact-panel { max-width: 640px; }
  .footer-main { grid-template-columns: 1fr; gap: 40px; }
}
@media (max-width: 620px) {
  :root { --shell: calc(100% - 30px); --radius-xl: 26px; --radius-lg: 22px; }
  html { scroll-padding-top: 84px; }
  .section { padding: 72px 0; }
  .section-heading { margin-bottom: 36px; }
  .section-heading h2, .education-copy h2, .about-copy h2, .contact-copy h2, .process-intro h2 { font-size: 38px; }
  .brand-mark { width: 46px; height: 46px; border-radius: 15px; }
  .brand-mark img { width: 41px; height: 41px; }
  .brand-type strong { font-size: 21px; }
  .hero { padding-top: 105px; }
  .hero-copy { padding-top: 20px; }
  .hero-copy h1 { font-size: 51px; line-height: 1.06; }
  .hero-lead { font-size: 15px; line-height: 1.8; }
  .hero-actions { align-items: flex-start; flex-direction: column; gap: 18px; }
  .hero-actions .button { width: 100%; }
  .ops-panel { padding: 20px; }
  .ops-number strong { font-size: 54px; }
  .hero-stats strong { font-size: 28px; }
  .hero-stats span { font-size: 10px; }
  .service-content, .service-rural, .service-education { padding: 26px; }
  .service-card { min-height: 480px; }
  .service-content h3, .service-rural h3, .service-education h3 { font-size: 29px; }
  .service-thumb { right: -55px; width: 62%; }
  .education-orbit { right: -90px; }
  .case-filter { flex-wrap: nowrap; margin-inline: -15px; padding: 0 15px 6px; overflow-x: auto; }
  .filter-button { flex: 0 0 auto; }
  .case-grid { grid-template-columns: 1fr; }
  .case-wide { grid-column: auto; }
  .case-wide .case-image, .case-image { aspect-ratio: 1.35; }
  .case-collage { grid-template-columns: repeat(2, minmax(0, 1fr)); grid-template-rows: repeat(2, minmax(0, 1fr)); }
  .case-collage img:first-child { grid-column: span 2; grid-row: auto; }
  .process-shell { margin-inline: -15px; padding: 34px 22px; border-radius: 0; }
  .process-list li { grid-template-columns: 40px 1fr; padding: 14px; }
  .education-visual { min-height: 500px; }
  .education-photo-main { width: 86%; height: 430px; border-width: 6px; }
  .education-photo-small { width: 50%; height: 200px; border-width: 6px; }
  .education-note { top: 20px; left: -8px; min-width: 150px; padding: 16px; }
  .education-points { grid-template-columns: 1fr; }
  .about-photo-wrap { height: 350px; }
  .about-caption-card { grid-template-columns: 1fr; gap: 16px; padding: 18px; }
  .brand-ip { top: auto; right: -4px; bottom: 154px; width: 88px; height: 88px; }
  .timeline-head { align-items: flex-start; flex-direction: column; gap: 6px; }
  .timeline { grid-auto-columns: 205px; }
  .certificate-wall { grid-template-columns: repeat(2, minmax(0, 1fr)); grid-template-rows: repeat(4, 200px); }
  .certificate-summary { display: none; }
  .partner-panel { padding: 25px; }
  .contact { padding-bottom: 50px; }
  .contact-shell { margin-inline: -15px; padding: 38px 22px; border-radius: 0; }
  .contact-actions { flex-direction: column; }
  .contact-actions .button { width: 100%; }
  .contact-line { align-items: flex-start; flex-direction: column; gap: 3px; }
  .office-list { grid-template-columns: 1fr; }
  .footer-links { grid-template-columns: 1fr 1fr; }
  .footer-bottom { align-items: flex-start; flex-direction: column; gap: 5px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  .reveal { opacity: 1; transform: none; }
}