:root{--ink:#172d28;--green:#123e35;--accent:#21634d;--soft:#f2f5f3;--line:#dbe3dd;--muted:#58685f;--white:#fff;--body:system-ui,-apple-system,"Segoe UI","Microsoft YaHei",sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:105px}body{margin:0;background:var(--white);color:var(--ink);font:1rem/1.8 var(--body);-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}button,a{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid #a67b19;outline-offset:5px}button:disabled{cursor:default}h1,h2,h3,p{margin:0}h1,h2,h3{line-height:1.35}h2{font-size:2.35rem;font-weight:650;letter-spacing:-.04em}h3{font-size:1.4rem;font-weight:650}.container{max-width:1240px;margin-inline:auto;width:calc(100% - 112px)}.section{padding-block:84px}.eyebrow{font-size:.875rem;letter-spacing:.13em;color:var(--accent);font-weight:600;margin-bottom:18px}.skip-link{position:absolute;top:-100px;left:12px;z-index:20;padding:10px 16px;background:#fff;color:#123e35}.skip-link:focus{top:8px}.site-header{position:sticky;top:0;z-index:10;background:rgba(255,255,255,.97);border-bottom:1px solid var(--line)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:92px}.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}.brand-mark{display:grid;place-items:center;width:46px;height:48px;background:var(--green);color:white;font:700 1.65rem/1 "Songti SC","SimSun",serif;border-radius:3px}.brand b{font-size:1.3rem;letter-spacing:.12em;display:block;line-height:1.45}.brand small{font-size:.75rem;letter-spacing:.015em;color:var(--muted);display:block}.header-inner nav{display:flex;gap:26px;font-size:.875rem}.header-inner nav a:hover{color:var(--accent)}.header-call{font-size:1rem;font-weight:700;letter-spacing:.03em;border-bottom:1px solid var(--green);white-space:nowrap}.hero{display:grid;grid-template-columns:1fr 360px;gap:75px;align-items:center;padding-block:76px 80px}.hero h1{font-size:clamp(2.7rem,4.7vw,4.15rem);font-weight:650;letter-spacing:-.065em;line-height:1.35}.hero h1 span{color:var(--accent)}.hero-intro{color:var(--muted);margin-top:26px;line-height:1.95;font-size:1.0625rem}.hero-actions{display:flex;align-items:center;gap:28px;margin-top:32px}.button{display:inline-flex;justify-content:center;align-items:center;gap:30px;min-height:50px;padding:10px 24px;border:1px solid transparent;border-radius:3px;font-size:.9375rem;font-weight:600}.primary{background:var(--green);color:#fff}.primary:hover{background:#21634d}.text-link{font-size:.9375rem;border-bottom:1px solid var(--line);padding-block:6px}.hero-address{font-size:.875rem;color:var(--muted);margin-top:28px}.intro-panel{background:var(--green);color:#fff;padding:30px 34px;border-radius:4px;position:relative;align-self:stretch;display:flex;flex-direction:column;justify-content:center}.panel-kicker{font-size:.875rem;letter-spacing:.17em;color:#d4e3d8;padding-bottom:25px;border-bottom:1px solid #527569}.experience{padding-block:21px 16px}.experience strong{font-size:5rem;line-height:1.1;font-weight:500;letter-spacing:-.055em;font-variant-numeric:tabular-nums}.experience strong span{font-size:1rem;margin-left:10px;letter-spacing:0}.experience p,.panel-stat p{font-size:.875rem;color:#d4e3d8}.panel-stat{padding-bottom:22px;border-bottom:1px solid #527569}.panel-stat strong{font-size:2.3rem;font-weight:500;letter-spacing:-.035em;line-height:1.4}.panel-stat strong span{font-size:.9375rem;margin-left:8px}.panel-bottom{display:flex;justify-content:space-between;font-size:.875rem;margin-top:20px}.panel-note{font-size:.75rem;color:#d4e3d8;margin-top:12px}.services{background:var(--soft)}.section-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:30px;margin-bottom:34px}.section-heading>p{color:var(--muted);font-size:.9375rem}.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.service{padding:28px;background:#fff;border:1px solid var(--line);border-radius:3px;display:flex;flex-direction:column;align-items:flex-start}.service-number{font-size:.875rem;color:var(--accent);margin-bottom:24px;font-variant-numeric:tabular-nums}.service h3{margin-bottom:15px}.service>p:not(.eyebrow){color:var(--muted);font-size:.9375rem;margin-bottom:25px}.service>a{font-size:.875rem;color:var(--accent);font-weight:600;margin-top:auto}.service>a span{margin-left:16px}.service.featured{border-top:3px solid var(--accent);padding-top:26px}.service-contact{background:#e5eee7;justify-content:center;border-color:#e5eee7}.service-contact .eyebrow{font-size:.8125rem;margin-bottom:15px}.service-contact .button{color:white;width:100%;gap:8px;padding-inline:12px}.about{display:grid;grid-template-columns:1fr 1.4fr;gap:80px}.about-copy .lead{font-size:1.2rem;line-height:1.9;margin-bottom:20px}.about-copy>p+ p{color:var(--muted)}.about-facts{margin-top:32px;display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line);padding-top:22px;gap:20px}.about-facts div{display:flex;flex-direction:column;gap:4px}.about-facts span{font-size:.875rem;color:var(--muted)}.about-facts b{font-weight:600}.guides{background:var(--soft);border-top:1px solid var(--line)}.guide-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.guide{background:white;border:1px solid var(--line);padding:32px;border-radius:3px}.guide-type{font-size:.8125rem;color:var(--accent);margin-bottom:16px}.guide h3{font-size:1.5rem;line-height:1.6;margin-bottom:18px}.guide>p:not(.guide-type){font-size:.9375rem;color:var(--muted)}.guide ol{padding-left:24px;font-size:.9375rem;margin-block:22px}.guide li{padding-left:5px;margin-block:14px;color:var(--muted)}.guide li::marker{color:var(--accent);font-weight:650}.guide li b{color:var(--ink);font-weight:600}.guide-end{padding-top:20px;border-top:1px solid var(--line)}.guides-note{margin-top:25px;color:var(--muted);font-size:.8125rem}.guides-note a{border-bottom:1px solid #84968b}.faq{display:grid;grid-template-columns:1fr 1.4fr;gap:80px}.faq details{border-bottom:1px solid var(--line)}.faq summary{padding:20px 30px 20px 0;cursor:pointer;font-size:1rem;font-weight:600;position:relative;list-style:none}.faq summary::-webkit-details-marker{display:none}.faq summary::after{content:"+";position:absolute;right:0;font-size:1.4rem;line-height:1.3;font-weight:400;color:var(--accent)}.faq details[open] summary::after{content:"−"}.faq details p{color:var(--muted);font-size:.9375rem;padding:0 25px 22px 0}.faq details p a{text-decoration:underline}.contact{background:var(--green);color:white}.contact-inner{display:grid;grid-template-columns:1fr 1fr;gap:80px}.contact .eyebrow{color:#d4e3d8}.contact h2{font-size:2.55rem}.contact-inner>div>p:last-child{color:#d4e3d8;margin-top:22px;font-size:.9375rem}.contact-card{padding-left:48px;border-left:1px solid #527569}.contact-label{display:block;font-size:.875rem;color:#d4e3d8;margin-bottom:9px}.phone{display:block;font-size:clamp(1.65rem,2.9vw,2.65rem);font-weight:500;line-height:1.4;letter-spacing:.02em;white-space:nowrap}.contact-buttons{display:flex;gap:12px;margin-top:20px}.light{background:white;color:var(--green)}.light:hover{background:#e5eee7}.outline{background:transparent;color:white;border:1px solid #8bab9c}.outline:hover{background:#ffffff12}.address-block{margin-top:28px}.address-block address{font-style:normal;font-size:1.0625rem}.copy-address{background:none;border:0;border-bottom:1px solid #8bab9c;padding:0;color:white;font-size:.875rem;margin-top:10px}.address-block>p{font-size:.8125rem;color:#d4e3d8;margin-top:10px}.site-footer{display:flex;align-items:center;justify-content:space-between;gap:20px;padding-block:25px;font-size:.8125rem;color:var(--muted)}.mobile-contact{display:none}.toast{position:fixed;bottom:25px;left:50%;transform:translateX(-50%);z-index:30;background:#172d28;color:white;border:1px solid #d4e3d8;box-shadow:0 5px 20px #0002;padding:12px 20px;border-radius:4px;font-size:.9375rem;max-width:calc(100% - 32px);width:max-content}.toast[hidden]{display:none}
@media(min-width:1500px){.hero{padding-block:96px}.hero h1{font-size:4.25rem}}
@media(max-width:1100px){.container{width:calc(100% - 64px)}.hero{gap:40px;grid-template-columns:1fr 310px}.header-inner nav{gap:18px}.header-call{display:none}.intro-panel{padding:26px}.section{padding-block:64px}.service{padding:23px}.service.featured{padding-top:21px}.about,.faq,.contact-inner{gap:45px}.contact-card{padding-left:30px}}
@media(max-width:760px){html{scroll-padding-top:130px}.container{width:calc(100% - 40px)}.header-inner{min-height:78px;flex-wrap:wrap;gap:0;padding-top:14px;padding-bottom:10px}.brand-mark{width:36px;height:39px;font-size:1.45rem}.brand b{font-size:1.1rem}.brand small{font-size:.75rem}.header-inner nav{width:100%;justify-content:space-between;gap:10px;margin-top:14px;padding-top:10px;border-top:1px solid var(--line);font-size:.875rem}.hero{grid-template-columns:1fr;gap:30px;padding-top:34px;padding-bottom:42px}.hero h1{font-size:clamp(2rem,7.8vw,3rem);letter-spacing:-.05em}.hero-intro{font-size:1rem;margin-top:20px}.desktop-break{display:none}.hero-actions{margin-top:25px;gap:25px}.hero-address{margin-top:19px}.intro-panel{display:grid;grid-template-columns:1fr 1fr;gap:0 24px;padding:22px 24px}.panel-kicker{grid-column:1/-1;padding-bottom:15px}.experience{padding-block:17px 12px}.experience strong{font-size:3.4rem}.panel-stat{padding-block:17px 12px;border-bottom:0}.panel-stat strong{font-size:2.65rem;line-height:1.4}.panel-bottom{grid-column:1/-1;margin-top:4px;padding-top:13px;border-top:1px solid #527569}.panel-note{grid-column:1/-1;margin-top:8px}.section{padding-block:44px}h2{font-size:1.85rem}.eyebrow{margin-bottom:12px}.section-heading{display:block;margin-bottom:24px}.section-heading>p{margin-top:13px}.section-heading>p br{display:none}.service-grid{grid-template-columns:1fr 1fr;gap:12px}.service{padding:20px}.service.featured{padding-top:18px}.service-number{margin-bottom:18px}.service h3{font-size:1.15rem}.service>p:not(.eyebrow){font-size:.9375rem;margin-bottom:22px}.service-contact .button{font-size:.8125rem;padding:8px}.about,.faq,.contact-inner{grid-template-columns:1fr;gap:26px}.about h2 br{display:none}.about-copy .lead{font-size:1.0625rem}.guide-grid{grid-template-columns:1fr;gap:18px}.guide{padding:24px}.guide h3{font-size:1.3rem}.contact h2{font-size:2rem}.contact-card{border-left:0;padding-left:0;border-top:1px solid #527569;padding-top:26px}.phone{font-size:2.2rem}.contact-buttons .button{flex:1}.site-footer{align-items:flex-start;flex-wrap:wrap;padding-bottom:98px;gap:7px 15px}.site-footer span:first-child{width:100%}.site-footer a{margin-left:auto}.mobile-contact{position:fixed;bottom:0;left:0;right:0;z-index:15;background:#fff;border-top:1px solid var(--line);padding:10px 14px max(10px,env(safe-area-inset-bottom));display:flex;gap:10px}.mobile-contact a{min-height:45px;display:flex;align-items:center;justify-content:center;font-size:.875rem;border-radius:3px}.mobile-contact a:first-child{flex:1;background:var(--green);color:#fff;font-weight:600}.mobile-contact a:last-child{padding-inline:15px;background:var(--soft)}.toast{bottom:86px}}
@media(max-width:390px){.service-grid{grid-template-columns:1fr}.hero-actions{gap:20px}.phone{font-size:1.9rem}.container{width:calc(100% - 32px)}.intro-panel{gap:0 12px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
