:root{--navy:#06233f;--blue:#216fa7;--orange:#ff6d12;--ice:#eaf5fb;--ink:#102a43;--muted:#60758b;--white:#fff;--line:#dfeaf1}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;background:#fff;font-size:14px;line-height:1.55}a{color:inherit;text-decoration:none}.site-header{height:86px;display:flex;align-items:center;padding:0 max(32px,calc((100vw - 1296px)/2));gap:28px;background:white;position:sticky;top:0;z-index:10;border-bottom:1px solid #edf2f5}.brand{display:flex;align-items:center;gap:10px;margin-right:auto}.brand img{width:48px;height:48px;object-fit:contain}.brand b{font-size:20px;display:block;letter-spacing:.02em}.brand small{font-size:9px;color:var(--orange);letter-spacing:.03em;display:block}.site-header nav{display:flex;gap:25px;font-size:13px}.site-header nav a{padding:30px 0 27px;border-bottom:3px solid transparent}.site-header nav a:hover,.site-header nav .active{color:var(--orange);border-color:var(--orange)}.header-phone{color:var(--orange);font-size:10px;text-align:right}.header-phone b{font-size:13px}.nav-toggle{display:none}.hero{min-height:430px;background:var(--navy);padding:46px max(32px,calc((100vw - 1296px)/2));display:flex;align-items:center;justify-content:space-between;gap:70px;color:white}.hero-copy{max-width:620px}.eyebrow{font-size:11px;letter-spacing:.055em;margin:0 0 12px;text-transform:uppercase;color:#8ba1b4}.orange{color:var(--orange)}h1,h2,h3,p{margin-top:0}.hero h1{font-size:42px;line-height:1.25;margin:0 0 22px}.hero-copy>p{color:#d2e0ea}.process{display:flex;align-items:center;gap:8px;padding:22px 0 0;margin:0;list-style:none}.process li{background:#1d6494;padding:8px 13px;border-radius:3px;font-size:12px;min-width:88px;text-align:center}.process em{font-style:normal;font-size:9px;margin-right:8px}.process i{font-style:normal;color:var(--orange);font-size:17px}.process .accent{background:var(--orange)}.quote-card{position:relative;background:white;color:var(--ink);border-radius:14px;padding:24px 28px 25px;width:445px;display:grid;grid-template-columns:1fr 118px;gap:12px}.quote-card h2{font-size:28px;line-height:1.25;margin:0 0 11px}.quote-card p:not(.eyebrow){color:var(--muted);font-size:13px}.quote-card .qr{width:106px;height:106px;object-fit:contain}.upload-trigger{grid-column:1/-1;border:0;background:var(--ice);color:var(--ink);border-radius:7px;padding:13px;font:inherit;cursor:pointer}.quote-arrow{grid-column:1/-1;color:var(--orange);height:0;text-align:center;font-size:21px;transform:translateY(-5px)}.button{display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--blue);color:var(--blue);padding:11px 20px;border-radius:3px;font-weight:700}.orange-button{background:var(--orange);border-color:var(--orange);color:white}.quote-card .button{grid-column:1/-1;padding:13px}.section{padding:60px max(32px,calc((100vw - 1296px)/2))}.products-section,.cases-section{background:var(--ice)}.section-heading{display:flex;justify-content:space-between;gap:30px;margin-bottom:42px}.section-heading h2,.about-strip h2,.inquiry h2{font-size:30px;line-height:1.25;margin:0 0 8px}.section-heading>div>p:last-child{margin:0;color:var(--muted);font-size:16px}.more{color:var(--orange);white-space:nowrap;margin-top:10px}.product-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:28px}.product-card{position:relative;background:white;border-radius:0 0 13px 13px;padding:0 22px 20px;overflow:hidden}.card-line{height:8px;background:var(--blue);margin:0 -22px 20px}.accent-card .card-line{background:var(--orange)}.image-wrap{height:130px;position:relative;border-radius:8px;overflow:hidden;background:#dbe7ee}.image-wrap img,.scene-image img{width:100%;height:100%;object-fit:cover;display:block}.slide-prev,.slide-next{position:absolute;bottom:5px;background:rgba(255,255,255,.86);border:0;color:var(--orange);font-size:18px;width:20px;height:22px;line-height:18px;cursor:pointer}.slide-prev{right:27px}.slide-next{right:5px}.count{margin:10px 0 22px;color:var(--muted)}.count b,.product-card h3{color:var(--orange)}.product-card h3{font-size:16px;margin-bottom:14px}.product-card p{color:var(--muted);min-height:45px;margin-bottom:10px}.product-card>a{color:var(--blue);font-size:16px}.environment-section{background:white}.environment-layout{display:grid;grid-template-columns:1fr 292px;gap:28px}.scene-list{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}.scene-image{height:224px;background:#d7e4eb;overflow:hidden}.scene-label{height:36px;background:var(--orange);color:#fff;display:flex;align-items:center;justify-content:space-between;padding:0 14px;font-size:16px}.dots{display:flex;gap:5px}.dots button{width:7px;height:7px;border:0;border-radius:50%;background:white;opacity:.85;cursor:pointer;padding:0}.dots button.active{background:var(--navy);opacity:1}.scene-card strong{display:block;margin:34px 8px 0;font-size:14px}.news-card{height:318px;border:1px solid var(--line);padding:17px 18px;position:relative}.news-title{display:flex;align-items:center;gap:8px;padding-bottom:12px;border-bottom:1px solid var(--line);color:var(--muted);font-size:15px}.news-title i{display:block;width:3px;height:15px;background:var(--orange)}.news-title a{margin-left:auto;color:var(--orange);font-size:12px}.news-card ul{list-style:none;margin:10px 0;padding:0}.news-card li{display:flex;gap:8px;align-items:center;padding:7px 0;border-bottom:1px solid #edf3f6}.news-card li a{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:#34526a;font-size:12px}.news-card time{color:var(--muted);font-size:10px;margin-left:auto;white-space:nowrap}.all-news{position:absolute;left:18px;bottom:18px;color:var(--orange);font-size:12px}.case-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:28px}.case-card{min-height:245px;background:white;padding:23px 26px;display:grid;grid-template-columns:44% 1fr;gap:22px;position:relative;border-radius:8px}.case-card>i{position:absolute;left:0;top:0;bottom:0;width:7px;background:var(--orange);border-radius:8px 0 0 8px}.case-card:nth-child(2)>i{background:var(--blue)}.case-photo{height:160px;background-size:cover;background-position:center}.handshake{background-image:url('https://images.unsplash.com/photo-1556761175-b413da4baf72?auto=format&fit=crop&w=900&q=80')}.inspection{background-image:url('https://images.unsplash.com/photo-1551836022-d5d88e9218df?auto=format&fit=crop&w=900&q=80')}.case-card h3{font-size:16px;margin-bottom:9px}.case-card>div:last-child>p:not(.eyebrow){font-size:12px;color:var(--muted);margin-bottom:10px}.case-card a{color:var(--blue);font-size:12px}.about-strip{display:flex;align-items:center;gap:80px;padding:68px max(32px,calc((100vw - 1296px)/2));background:var(--navy);color:white}.about-strip>p{max-width:530px;color:#cadbe7;margin:0;line-height:1.9}.about-strip .button{margin-left:auto;border-color:white;color:white}.inquiry{display:flex;align-items:center;justify-content:space-between;gap:40px;padding:55px max(32px,calc((100vw - 1296px)/2));background:var(--ice)}.inquiry>div>p:last-child{color:var(--muted);margin:0}.inquiry-actions{display:flex;align-items:center;gap:20px}.inquiry-actions img{width:90px;height:90px}footer{color:white;background:var(--navy);padding:48px max(32px,calc((100vw - 1296px)/2)) 52px;display:grid;grid-template-columns:1fr auto;gap:18px 70px}footer h2{font-size:27px;margin-bottom:4px}footer p{margin:0;color:#d5e2eb}footer a{font-weight:bold;color:white}footer hr{grid-column:1/-1;width:100%;border:0;border-top:1px solid rgba(255,255,255,.25);margin:4px 0}.links{grid-column:1/-1}
@media(max-width:1050px){.product-grid{grid-template-columns:repeat(3,1fr)}.product-card:nth-child(n+4){margin-top:0}.environment-layout{grid-template-columns:1fr}.news-card{height:auto;min-height:225px}.about-strip{gap:35px}.site-header nav{gap:13px}}
@media(max-width:760px){.site-header{height:70px;padding:0 18px}.brand img{width:40px;height:40px}.brand b{font-size:17px}.site-header nav{display:none;position:absolute;left:0;right:0;top:70px;background:white;padding:10px 18px;flex-direction:column;gap:0;border-bottom:1px solid var(--line)}.site-header nav.open{display:flex}.site-header nav a{padding:10px 0;border:0}.nav-toggle{display:block;border:0;background:transparent;font-size:21px}.header-phone{display:none}.hero{padding:45px 24px;min-height:unset;display:block}.hero h1{font-size:34px}.process{gap:5px;flex-wrap:wrap}.process li{min-width:70px;padding:7px}.quote-card{width:100%;margin-top:32px;padding:20px}.section,.about-strip,.inquiry,footer{padding-left:24px;padding-right:24px}.section-heading{margin-bottom:28px}.section-heading h2,.about-strip h2,.inquiry h2{font-size:25px}.section-heading>div>p:last-child{font-size:13px}.product-grid{grid-template-columns:repeat(2,1fr);gap:14px}.product-card{padding:0 13px 16px}.card-line{margin:0 -13px 12px}.image-wrap{height:110px}.product-card h3{font-size:14px}.product-card p{font-size:12px;min-height:54px}.environment-layout,.scene-list,.case-grid{grid-template-columns:1fr}.scene-list{gap:25px}.scene-image{height:215px}.scene-card strong{margin-top:20px}.news-card{height:250px}.case-card{grid-template-columns:1fr}.case-photo{height:150px}.about-strip,.inquiry{display:block}.about-strip>p{margin:24px 0}.inquiry-actions{margin-top:26px}footer{grid-template-columns:1fr;gap:14px}footer h2{font-size:21px}}

/* 首屏与案例区：对齐原型的视觉尺度与信息密度 */
.header-phone{display:flex;flex-direction:column;align-items:flex-start;gap:2px;min-width:168px;padding:4px 0 4px 18px;border-left:1px solid #e7eef3;color:var(--navy);font-size:13px;line-height:1.1}.header-phone span{font-weight:700;letter-spacing:.04em}.header-phone b{font-size:21px;letter-spacing:.015em;white-space:nowrap}.hero{min-height:432px;gap:84px}.hero h1{font-size:48px;line-height:1.22;letter-spacing:.01em}.hero-copy>p{font-size:15px}.process{padding-top:26px}.process li{padding:9px 15px}.quote-card{width:462px;padding:27px 28px 25px}.quote-card h2{font-size:30px}.case-grid{grid-template-columns:repeat(3,1fr);gap:24px}.case-card{min-height:0;display:block;padding:0 20px 19px;overflow:hidden}.case-card:nth-child(3)>i{background:var(--orange)}.case-photo{height:138px;margin:0 -20px 17px;background-size:cover;background-position:center}.quality{background-image:url('https://images.unsplash.com/photo-1581093458791-9f3c3900df4b?auto=format&fit=crop&w=900&q=80')}.case-content .eyebrow{margin-bottom:7px;font-size:10px}.case-card h3{font-size:17px;margin-bottom:9px}.case-content>p:not(.eyebrow){font-size:13px;color:var(--muted);margin-bottom:13px;min-height:60px}.case-meta{display:flex;gap:8px;margin-bottom:13px}.case-meta span{display:block;flex:1;border-top:1px solid var(--line);padding-top:7px;color:var(--muted);font-size:11px}.case-meta b{display:block;color:var(--ink);font-size:15px}.case-card a{font-size:13px;font-weight:700}.about-strip,.inquiry{display:none}
@media(max-width:1050px){.case-grid{grid-template-columns:repeat(2,1fr)}.case-card:last-child{grid-column:1/-1}}
@media(max-width:760px){.case-grid{grid-template-columns:1fr}.case-card:last-child{grid-column:auto}.case-photo{height:150px}.header-phone{display:none}.hero h1{font-size:34px}}

/* 页首与询盘卡：按最新原型调整 */
.site-header{height:108px;padding-left:max(48px,calc((100vw - 1296px)/2));padding-right:max(48px,calc((100vw - 1296px)/2));gap:38px}.brand img{width:72px;height:72px}.brand{gap:14px}.brand b{font-size:30px;letter-spacing:.025em}.brand small{font-size:12px;margin-top:2px}.site-header nav{gap:38px;font-size:17px}.site-header nav a{padding:41px 0 38px}.header-phone{display:none}.hero{min-height:432px}.quote-card{grid-template-columns:1fr 118px}.qr-block{text-align:center}.qr-block .qr{display:block;margin:0 auto}.qr-block .qr-caption{margin:5px 0 0;font-size:12px;line-height:1.2;color:var(--muted);white-space:nowrap}.quote-arrow{display:block;grid-column:1/-1;height:26px;margin:-1px 0 3px;color:var(--orange);font-family:Arial,sans-serif;font-size:36px;font-weight:900;line-height:22px;text-align:center;transform:none}
@media(max-width:760px){.site-header{height:70px;padding:0 18px}.brand img{width:40px;height:40px}.brand b{font-size:17px}.brand small{font-size:9px}.site-header nav{gap:0;font-size:14px}.site-header nav a{padding:10px 0}.quote-arrow{font-size:32px}}

/* 咨询热线、案例悬停与固定二维码 */
.header-phone{display:flex;flex-direction:column;align-items:flex-start;gap:3px;min-width:180px;margin-left:4px;padding:6px 0 6px 20px;border-left:1px solid #dce7ee;color:var(--navy);font-size:14px;line-height:1.1}.header-phone span{font-weight:800;letter-spacing:.08em}.header-phone b{font-size:22px;letter-spacing:.02em;white-space:nowrap}.quality{background-image:url('https://images.unsplash.com/photo-1521737711867-e3b97375f902?auto=format&fit=crop&w=900&q=80')}.case-card{transition:transform .35s ease,box-shadow .35s ease}.case-photo{transition:transform .55s ease}.case-card:hover{animation:case-breathe 1.8s ease-in-out infinite;box-shadow:0 16px 32px rgba(6,35,63,.16)}.case-card:hover .case-photo{transform:scale(1.055)}@keyframes case-breathe{0%,100%{transform:translateY(-4px)}50%{transform:translateY(-8px)}}.floating-qr{position:fixed;right:26px;bottom:26px;z-index:30;display:flex;flex-direction:column;align-items:center;gap:5px;padding:10px 10px 8px;background:#fff;border:2px solid var(--orange);border-radius:14px;box-shadow:0 12px 28px rgba(6,35,63,.2);transition:transform .25s ease,box-shadow .25s ease}.floating-qr:hover{transform:translateY(-4px);box-shadow:0 18px 34px rgba(6,35,63,.26)}.floating-qr img{display:block;width:118px;height:118px;object-fit:contain}.floating-qr span{color:var(--orange);font-size:13px;font-weight:800;line-height:1.15}@media(max-width:1050px){.site-header nav{gap:22px;font-size:15px}.header-phone{min-width:160px;padding-left:14px}.header-phone b{font-size:19px}}@media(max-width:760px){.header-phone{display:none}.floating-qr{right:14px;bottom:14px;padding:7px}.floating-qr img{width:84px;height:84px}.floating-qr span{font-size:11px}.case-card:hover{animation:none;transform:translateY(-3px)}}