:root{color-scheme:light;--blue:#2459d3;--ink:#17283e;--muted:#5d6c7e;--line:#e1e7ef;--pale:#f3f7fd;--white:#fff;font-family:"PingFang SC","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--white);font-synthesis:none}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:105px}body{margin:0;font-size:16px;line-height:1.75}a{color:inherit;text-decoration:none}p,h1,h2,h3,figure{margin:0}a:focus-visible{outline:3px solid #ecab3a;outline-offset:6px;border-radius:4px}::selection{background:#d8e5ff}.container{width:min(1180px,calc(100% - 80px));margin-inline:auto}.skip-link{position:fixed;top:-90px;left:16px;padding:12px 20px;background:var(--ink);color:white;z-index:10}.skip-link:focus{top:12px}
.site-header{position:sticky;top:0;z-index:5;background:rgba(255,255,255,.96);border-bottom:1px solid #edf0f5;backdrop-filter:blur(16px)}.header-inner{min-height:86px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;gap:12px;align-items:center;flex-shrink:0}.brand-mark{display:grid;place-items:center;width:45px;height:45px;background:var(--blue);color:white;border-radius:13px}.brand-mark svg{width:35px;height:35px}.brand-name{font-size:25px;line-height:1.05;font-weight:750;letter-spacing:2px}.brand-sub{display:block;font-size:12px;font-weight:400;letter-spacing:4px;color:var(--muted);margin-top:9px}.site-header nav{display:flex;align-items:center;gap:38px;font-size:15px}.site-header nav a{padding:15px 0;transition:color .2s}.site-header nav a:hover{color:var(--blue)}
.hero{padding:66px 0 68px;background:linear-gradient(115deg,#f6f9ff 0%,#f7faff 47%,#edf4ff 100%);overflow:hidden}.hero-grid{display:grid;grid-template-columns:1fr 1.06fr;gap:58px;align-items:center}.eyebrow{display:flex;align-items:center;gap:10px;color:var(--blue);font-size:14px;letter-spacing:2px;margin-bottom:23px}.eyebrow>span{width:22px;height:2px;background:var(--blue)}h1{font-size:clamp(36px,3.7vw,51px);line-height:1.5;font-weight:750;letter-spacing:-1.5px}h1 em{font-style:normal;color:var(--blue)}.hero-description{color:var(--muted);line-height:1.95;font-size:17px;margin-top:21px}.primary-link{display:inline-flex;align-items:center;gap:29px;min-height:50px;padding:10px 23px;background:var(--blue);color:white;border-radius:7px;margin-top:29px;font-size:15px;transition:background .2s,transform .2s}.primary-link:hover{background:#1648bb;transform:translateY(-2px)}.primary-link svg{width:20px;height:20px}.hero-note{font-size:13px;color:#64748a;margin-top:29px;letter-spacing:1px}.hero-note span{display:inline-block;margin:0 15px;color:#adb9cb}.hero-visual{position:relative;min-width:0;isolation:isolate;aspect-ratio:1.17;overflow:hidden;border-radius:64px 14px 64px 14px;background:#dce7ef;box-shadow:0 22px 45px -32px #34578570}.hero-visual img{display:block;width:100%;height:100%;object-fit:cover;object-position:52% center}.hero-visual figcaption{position:absolute;bottom:0;left:0;width:100%;padding:60px 28px 24px;color:white;background:linear-gradient(transparent,rgba(13,36,38,.64))}.photo-message{display:block;font-size:18px;font-weight:500;letter-spacing:2px}.photo-caption{display:block;margin-top:4px;font-size:12px;color:#f0f3f4}
.section{padding:65px 0}.section-label{color:var(--blue);font-size:14px;font-weight:600;letter-spacing:2px;margin-bottom:12px}h2{font-size:29px;font-weight:650;line-height:1.6;letter-spacing:-.6px}.project-grid{display:grid;grid-template-columns:1fr 1.3fr;gap:80px;align-items:center}.project-copy{padding-left:33px;border-left:2px solid #dfe8f8;color:var(--muted);font-size:16px;line-height:1.95}.project-copy p+p{margin-top:12px}.scenes-section{background:#f6f8fb;padding-top:58px;padding-bottom:64px}.section-heading{display:flex;gap:24px;justify-content:space-between;align-items:flex-end;margin-bottom:30px}.section-heading>p{color:var(--muted);font-size:14px;padding-bottom:5px}.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.scene-card{background:white;border:1px solid #e6ebf2;padding:26px 28px 23px;border-radius:12px;transition:transform .2s,box-shadow .2s}.scene-card:hover{transform:translateY(-4px);box-shadow:0 10px 25px -12px #15397030}.card-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}.scene-icon{display:grid;place-items:center;width:48px;height:48px;border-radius:12px;background:#edf3ff;color:var(--blue)}.scene-icon svg{width:29px;height:29px}.scene-number{font-size:26px;color:#667e9d;font-weight:300;letter-spacing:1px}.scene-card h3{font-size:21px;font-weight:600;margin-bottom:8px}.scene-card>p{color:var(--muted);font-size:16px;line-height:1.85}.scene-detail{display:flex;gap:14px;border-top:1px solid #e9eef4;padding-top:16px;margin-top:22px;font-size:13px;color:#63748a}.scene-detail span{border-left:1px solid #dce4ef;padding-left:14px}
.about-section{background:#1c3557;color:white;padding:46px 0}.about-inner{display:flex;justify-content:space-between;gap:30px;align-items:center}.about-section .section-label{color:#a7c5ff;margin-bottom:7px}.about-section h2{font-size:25px;letter-spacing:1px}.about-description{color:#ccd7e7;font-size:14px;margin-top:9px}.back-link{display:flex;align-items:center;gap:10px;flex-shrink:0;font-size:14px;color:#e0e9f6}.back-link svg{width:36px;height:36px;border:1px solid #607794;border-radius:50%;padding:8px}.back-link:hover{color:white}.site-footer{background:#172d4c;color:#bdcce0;padding:18px 0}.footer-inner{display:flex;justify-content:space-between;gap:16px;font-size:12px}
@media(min-width:1600px){.hero{padding-block:85px}.hero-grid{gap:75px}}
@media(max-width:1000px){.container{width:calc(100% - 48px)}.hero-grid{gap:28px}.hero{padding:48px 0}.hero-visual{aspect-ratio:1;border-radius:45px 12px 45px 12px}h1{font-size:clamp(31px,4.2vw,43px);letter-spacing:-1px}.hero-description{font-size:16px}.project-grid{gap:35px;grid-template-columns:1fr 1.2fr}h2{font-size:26px}.section-heading{align-items:flex-start;flex-direction:column;gap:10px}.scene-card{padding:23px 20px}.scene-grid{gap:16px}.site-header nav{gap:26px}}
@media(max-width:700px){html{scroll-padding-top:116px}.container{width:calc(100% - 40px)}.header-inner{min-height:78px;gap:12px}.brand-mark{width:37px;height:37px;border-radius:11px}.brand-mark svg{width:30px;height:30px}.brand{gap:8px}.brand-name{font-size:21px}.brand-sub{font-size:12px;letter-spacing:2px;margin-top:6px}.site-header nav{gap:15px;font-size:14px}.site-header nav a{padding-block:16px}.hero{padding:38px 0}.hero-grid{grid-template-columns:1fr;gap:30px}.hero-copy{padding-inline:2px}.eyebrow{font-size:13px;letter-spacing:1.5px;margin-bottom:15px}h1{font-size:clamp(31px,7.8vw,43px);line-height:1.48;letter-spacing:-1px}.hero-description{margin-top:16px;font-size:16px}.primary-link{margin-top:22px;min-height:48px}.hero-note{margin-top:22px;font-size:12px}.hero-note span{margin:0 12px}.hero-visual{aspect-ratio:1.32;border-radius:38px 10px 38px 10px}.hero-visual figcaption{padding:45px 22px 18px}.photo-message{font-size:17px}.section{padding:42px 0}.project-grid{grid-template-columns:1fr;gap:21px}h2{font-size:25px;line-height:1.6}.project-grid h2 br{display:none}.project-copy{padding-left:19px;font-size:16px}.section-label{margin-bottom:8px}.section-heading{margin-bottom:24px}.scene-grid{grid-template-columns:1fr;gap:14px}.scene-card{padding:23px 25px}.card-top{margin-bottom:12px}.scene-card>p{font-size:16px}.scene-detail{margin-top:18px}.scene-card h3{font-size:21px}.about-section{padding:35px 0}.about-inner{align-items:flex-start;flex-direction:column;gap:24px}.about-section h2{font-size:22px;letter-spacing:0}.about-description{font-size:14px}.back-link{font-size:13px}.site-footer{padding:18px 0}.footer-inner{flex-direction:column;gap:3px}}
@media(max-width:390px){.header-inner{flex-wrap:wrap;gap:0;padding:12px 0 3px}.site-header nav{width:100%;justify-content:space-between}.site-header nav a{padding:8px 0}.hero{padding-top:31px}.desktop-break{display:none}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important}}