:root{color-scheme:light;--ink:#183629;--ink-soft:#486054;--paper:#f8f5ec;--cream:#efe9d8;--green:#285b40;--green-deep:#183f2c;--green-pale:#dfe9dd;--gold:#c98a3a;--line:rgba(24,54,41,.16);--shadow:0 22px 60px rgba(24,54,41,.1)}
*{box-sizing:border-box}html{max-width:100%;scroll-behavior:smooth;overflow-x:hidden}body{max-width:100%;margin:0;overflow-x:hidden;color:var(--ink);background:var(--paper);font-family:"Noto Sans SC","Microsoft YaHei","PingFang SC",system-ui,sans-serif;line-height:1.75;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}.section-shell{width:min(1180px,calc(100% - 48px));margin:0 auto}
.site-header{width:min(1228px,calc(100% - 32px));min-height:82px;margin:16px auto 0;padding:14px 24px;display:flex;align-items:center;justify-content:space-between;gap:32px;border:1px solid var(--line);border-radius:20px;background:rgba(248,245,236,.9);backdrop-filter:blur(16px)}
.brand{display:flex;align-items:center;gap:12px}.brand-mark{width:46px;height:46px;display:grid;place-items:center;color:#fff;background:var(--green-deep);border-radius:14px;font-family:"STKaiti","KaiTi",serif;font-size:25px}.brand strong,.brand small{display:block}.brand strong{font-size:17px;letter-spacing:.08em}.brand small{margin-top:-3px;color:var(--ink-soft);font-size:9px;letter-spacing:.14em}nav{display:flex;gap:30px;color:var(--ink-soft);font-size:14px}nav a:hover,footer a:hover{color:var(--green)}
.hero{padding:92px 0 110px;display:grid;grid-template-columns:1.05fr .95fr;align-items:center;gap:72px}.eyebrow{margin:0 0 14px;color:var(--gold);font-size:13px;font-weight:700;letter-spacing:.22em;text-transform:uppercase}h1,h2,h3{margin:0;font-family:"STKaiti","KaiTi","Noto Serif SC",serif;font-weight:700;line-height:1.25}h1{max-width:700px;font-size:clamp(42px,5.5vw,72px);letter-spacing:-.04em}h2{font-size:clamp(32px,3.5vw,48px)}h3{font-size:26px}.hero-lead{max-width:650px;margin:28px 0 0;color:var(--ink-soft);font-size:17px}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:36px}.button{min-width:148px;padding:13px 22px;border-radius:12px;text-align:center;font-size:14px;font-weight:700}.button-primary{color:#fff;background:var(--green);box-shadow:0 12px 30px rgba(40,91,64,.22)}.button-secondary{border:1px solid var(--line);background:rgba(255,255,255,.45)}.status-note{max-width:650px;margin:28px 0 0;padding-left:14px;border-left:3px solid var(--gold);color:var(--ink-soft);font-size:13px}
.hero-visual{position:relative;min-height:520px;margin:0;overflow:hidden;border-radius:46% 46% 28px 28px;background:#dbe7d4;box-shadow:var(--shadow)}.hero-visual img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.visual-caption{position:absolute;right:26px;bottom:24px;width:calc(100% - 52px);padding:16px 20px;border:1px solid rgba(255,255,255,.45);border-radius:16px;color:#fff;background:rgba(24,63,44,.72);backdrop-filter:blur(12px)}.visual-caption strong,.visual-caption span{display:block}.visual-caption span{opacity:.82;font-size:12px}
.services{padding:92px 0 120px;border-top:1px solid var(--line)}.section-heading{max-width:720px}.section-heading>p:last-child{color:var(--ink-soft)}.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:48px}.service-card{position:relative;min-height:330px;padding:34px;overflow:hidden;border:1px solid var(--line);border-radius:22px;background:rgba(255,255,255,.48)}.service-card::after{content:"";position:absolute;right:-48px;bottom:-65px;width:180px;height:180px;border:1px solid rgba(40,91,64,.16);border-radius:50%;box-shadow:0 0 0 28px rgba(40,91,64,.04),0 0 0 58px rgba(40,91,64,.025)}.card-index{color:var(--gold);font-size:12px;letter-spacing:.15em}.tag{display:inline-block;margin:54px 0 12px;padding:3px 10px;border-radius:999px;color:var(--green);background:var(--green-pale);font-size:11px;font-weight:700}.service-card>p:last-child{position:relative;z-index:1;color:var(--ink-soft);font-size:14px}
.cooperation{padding:110px 0;color:#fff;background:var(--green-deep)}.cooperation-inner{display:grid;grid-template-columns:.8fr 1.2fr;gap:90px;align-items:start}.steps{margin:0;padding:0;list-style:none}.steps li{display:grid;grid-template-columns:56px 1fr;gap:18px;padding:22px 0;border-top:1px solid rgba(255,255,255,.16)}.steps li:last-child{border-bottom:1px solid rgba(255,255,255,.16)}.steps li>span{color:#ddb678;font-size:13px}.steps strong{font-size:18px}.steps p{margin:3px 0 0;color:rgba(255,255,255,.66);font-size:14px}
.about{padding:110px 0}.about-panel{display:grid;grid-template-columns:.9fr 1.1fr;gap:90px;padding:60px;border:1px solid var(--line);border-radius:28px;background:var(--cream)}.about-copy{color:var(--ink-soft)}.about-copy>p:first-child{margin-top:0}.boundary{padding:18px 20px;border-radius:12px;color:var(--ink);background:rgba(255,255,255,.55);font-size:13px}
footer{padding:36px 0;color:rgba(255,255,255,.82);background:#10281d}.footer-inner{width:min(1180px,calc(100% - 48px));margin:0 auto;display:flex;align-items:flex-end;justify-content:space-between;gap:30px}footer p{margin:5px 0 0;color:rgba(255,255,255,.55);font-size:13px}.footer-meta{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:18px;font-size:12px}
@media(max-width:900px){nav{display:none}.hero,.cooperation-inner,.about-panel{grid-template-columns:1fr}.hero>*,.cooperation-inner>*,.about-panel>*,.service-card{min-width:0}.hero{padding-top:62px;gap:48px}.hero-visual{min-height:430px}.card-grid{grid-template-columns:1fr}.service-card{min-height:260px}.cooperation-inner,.about-panel{gap:42px}}
@media(max-width:560px){.section-shell,.footer-inner{width:min(calc(100% - 28px),1180px)}.site-header{width:calc(100% - 20px);min-height:72px;margin-top:10px;padding:10px 14px;border-radius:16px}.brand-mark{width:42px;height:42px}.hero{padding:56px 0 74px}.hero-copy,.section-heading,.cooperation-inner>div,.about-panel>div{max-width:100%}.hero h1 br{display:none}h1{font-size:34px;letter-spacing:-.02em;overflow-wrap:anywhere;word-break:break-all;white-space:normal}h2{font-size:28px;overflow-wrap:anywhere;word-break:break-all;white-space:normal}h3,p{overflow-wrap:anywhere;word-break:break-word}.hero-lead{font-size:15px}.hero-actions{display:grid}.hero-visual{min-height:370px;border-radius:42% 42% 20px 20px}.services,.about{padding:76px 0}.service-card{padding:28px}.cooperation{padding:76px 0}.steps li{grid-template-columns:42px minmax(0,1fr);gap:12px}.about-panel{padding:28px}.footer-inner{align-items:flex-start;flex-direction:column}.footer-meta{justify-content:flex-start}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}