/* 客户需求、案例证据与咨询路径 */
:root{--sub:#b1bfd8;--dim:#8d9cb8}
.grad-text{animation:none;background-size:100% 100%;background-image:linear-gradient(105deg,#5ddcea,#b396f5)}
.btn-primary::after,.main-nav>a.nav-cta::after,.section-head .under::after{animation:none;display:none}
.bg-ambient{opacity:.28}.hero-badge::before{animation:none}
.section{padding:72px 0}.section-head{margin-bottom:32px}.section-head p{max-width:760px;margin-left:auto;margin-right:auto}
.card p{line-height:1.9}.card h3{margin:14px 0}.card h3 a{color:var(--txt)}
.submenu a{border-radius:8px}.nav-item:focus-within .submenu{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.customer-hero{padding:136px 0 32px;text-align:left;background:radial-gradient(ellipse at 15% 10%,#15324577,transparent 55%),var(--bg)}
.hero-layout{display:grid;grid-template-columns:1.05fr 1fr;gap:48px;align-items:center}
.customer-hero h1{font-size:clamp(35px,4.1vw,55px);letter-spacing:0;line-height:1.35}
.customer-hero .hero-badge{font-size:12px;padding:7px 12px;letter-spacing:1px;margin-bottom:24px}
.customer-hero .hero-sub{margin:24px 0 0;max-width:560px;font-size:17px;line-height:1.9}
.customer-hero .hero-cta{justify-content:flex-start;margin-top:28px;gap:12px}
.hero-assurance{font-size:12px;color:var(--sub);margin-top:18px;line-height:1.8}
.hero-proof{background:#101b2b;border:1px solid #334864;border-radius:16px;padding:18px;box-shadow:0 25px 60px #0005;min-width:0}
.proof-label{display:flex;justify-content:space-between;gap:10px;align-items:center;font-size:14px;margin-bottom:14px}.proof-label small{color:var(--sub);font-size:11px}
.proof-platform{display:block;border:1px solid var(--line);border-radius:9px;overflow:hidden;background:#fff;color:var(--txt)}
.proof-platform img{display:block;width:100%;height:auto;aspect-ratio:16/10;object-fit:cover;object-position:top}
.proof-platform>span{display:flex;justify-content:space-between;gap:10px;padding:10px 12px;background:#15233a;font-size:12px}.proof-platform b{color:var(--cyan);font-weight:500}
.proof-products{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-top:12px}
.proof-products a{min-width:0;border-radius:8px;overflow:hidden;background:#0b1425;border:1px solid var(--line)}
.proof-products img{display:block;width:100%;height:auto;aspect-ratio:1.35;object-fit:contain;background:#fff}
.proof-products a>span:last-child{display:block;padding:7px;font-size:11px;text-align:center;color:var(--sub)}
.proof-ai{display:flex;aspect-ratio:1.35;align-items:center;justify-content:center;flex-direction:column;font-size:34px;background:linear-gradient(145deg,#193846,#272041);color:var(--cyan)}.proof-ai span{font-size:10px;color:var(--sub)}
.hero-facts{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border-top:1px solid var(--line-strong);margin-top:42px;padding-top:24px;gap:24px}
.hero-facts b{display:block;font-size:25px;color:var(--txt)}.hero-facts span{font-size:12px;color:var(--sub)}
.need-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.need-card{display:flex;flex-direction:column;padding:26px 23px;border:1px solid var(--line-strong);border-radius:12px;background:#0e1828;color:var(--txt);transition:border-color .2s,transform .2s}
.need-card:hover{border-color:var(--cyan);transform:translateY(-3px);color:var(--txt)}.need-card>span{color:var(--cyan);font-size:11px;letter-spacing:1px}.need-card h3{font-size:21px;margin:22px 0 12px}.need-card p{font-size:14px;line-height:1.9;color:var(--sub);margin:0 0 20px}.need-card b{font-size:12px;color:var(--cyan);margin-top:auto}
.evidence-card{padding:26px}.case-flow{display:flex;flex-wrap:wrap;gap:6px;margin:24px 0}.case-flow span{font-size:11px;border:1px solid var(--line-strong);border-radius:4px;padding:5px 8px;color:var(--sub)}.case-flow span+span:before{content:'→ ';color:var(--cyan)}
.center-link{text-align:center;margin-top:30px}.delivery-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:28px}.delivery-strip>div{border-top:1px solid #4b637e;padding-top:20px}.delivery-strip b{font-size:17px}.delivery-strip p{color:var(--sub);font-size:14px;margin-top:12px}
.cooperation-band,.fit-band{display:flex;align-items:center;justify-content:space-between;gap:28px;padding:28px;border:1px solid var(--line-strong);border-radius:12px;margin-top:36px;background:#0e1828}.cooperation-band p,.fit-band p{color:var(--sub);max-width:660px;font-size:14px;margin-top:12px}.fit-band{margin-top:0}.fit-band .system-actions{min-width:220px}.fit-band .btn{font-size:14px;padding:11px 20px}
.faq-compact{max-width:860px;margin:auto}.faq-compact details{border-bottom:1px solid var(--line-strong);padding:22px 0}.faq-compact summary{cursor:pointer;font-size:18px;font-weight:600}.faq-compact p{color:var(--sub);margin:14px 0 0}
.scope-note{color:var(--sub);font-size:13px;line-height:1.9;border-left:2px solid #58748f;padding:12px 18px;margin:24px 0}
.route-card{scroll-margin-top:100px}.route-card h3{font-size:26px}.route-card .system-actions{margin-top:26px}.route-card .btn{font-size:14px;padding:10px 20px}
.case-summary{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:32px}.case-summary h3{font-size:21px;margin-bottom:16px}.case-summary p{color:var(--sub);line-height:1.9}
.case-diagram{margin-top:40px;background:#0e1d2c;border:1px solid #35506a;border-radius:12px;padding:26px}.case-diagram figcaption{font-size:12px;color:var(--sub);margin-bottom:22px}.case-diagram>div{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.case-diagram>div>span{border:1px solid #34516a;border-radius:8px;padding:22px 15px;font-size:14px;line-height:1.8}.case-diagram small{display:block;color:var(--cyan);font-size:12px;margin-bottom:12px}
.plain-list{padding:0;list-style:none}.plain-list li{padding:10px 0;border-bottom:1px solid var(--line)}
.case-links{display:flex;flex-wrap:wrap;gap:16px;font-size:13px;margin-top:20px;padding-top:16px;border-top:1px solid var(--line)}
.product-jumps{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 30px;padding:14px 0;border-bottom:1px solid var(--line-strong)}.product-jumps a{font-size:13px;padding:8px 12px;background:#132238;border:1px solid var(--line-strong);border-radius:6px}
.product-inquiry{display:inline-block;font-size:14px;margin-top:20px;padding:9px 15px;border:1px solid #429aa8;border-radius:6px;background:#17334044}
.cmp caption{text-align:left;padding:15px 0;color:var(--sub);font-size:14px}.form-intro{font-size:14px;color:var(--sub);margin-bottom:22px}.form-context{background:#15364366;border:1px solid #346a7b;border-radius:6px;padding:12px;color:var(--cyan);font-size:14px;margin:14px 0}
.form-note.error{color:#ffb7af}.form-note.success{color:var(--green)}.form-card input[aria-invalid="true"],.form-card textarea[aria-invalid="true"]{border-color:#ffb7af}
.mobile-contact{display:none}.article-body{max-width:790px;margin:auto;line-height:2}.article-body h2{margin:36px 0 16px;font-size:25px}.article-body p{margin:16px 0;color:var(--sub)}.article-body ul{list-style:disc;margin:16px 0 16px 24px;color:var(--sub)}.article-body li{padding:4px 0}.article-related{display:flex;gap:20px;flex-wrap:wrap;margin-top:24px}.post-card .card-more{margin-top:18px}
@media(min-width:1181px){.main-nav a{font-size:14px;padding-left:12px;padding-right:12px}}
@media(max-width:1000px){.hero-layout{gap:26px;grid-template-columns:1fr 1fr}.customer-hero h1{font-size:35px}.customer-hero .hero-sub{font-size:15px}.need-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.customer-hero .btn{padding:12px 20px;font-size:14px}.hero-facts{gap:16px}.cooperation-band,.fit-band{flex-direction:column;align-items:flex-start}.delivery-strip{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:760px){.section{padding:48px 0}.customer-hero{padding:110px 0 24px}.hero-layout{grid-template-columns:1fr;gap:32px}.customer-hero h1{font-size:clamp(32px,7.5vw,46px)}.customer-hero .hero-sub{font-size:16px}.hero-proof{padding:12px}.hero-facts{grid-template-columns:repeat(2,minmax(0,1fr));margin-top:28px;gap:20px}.need-card{padding:22px 18px}.need-card h3{font-size:18px;margin-top:16px}.need-card p{font-size:13px}.case-summary{grid-template-columns:1fr;gap:26px}.case-diagram>div{grid-template-columns:repeat(2,minmax(0,1fr))}.case-diagram{padding:18px}.route-card h3{font-size:23px}.cooperation-band,.fit-band{padding:22px}.mobile-contact{display:flex;position:fixed;bottom:0;left:0;right:0;z-index:90;gap:10px;padding:10px 4vw calc(10px + env(safe-area-inset-bottom));background:#091221f5;border-top:1px solid var(--line-strong);backdrop-filter:blur(12px)}.mobile-contact a{flex:1;display:flex;align-items:center;justify-content:center;font-size:14px;padding:10px 16px;border-radius:7px;border:1px solid var(--line-strong)}.mobile-contact a:last-child{background:var(--cyan);color:#071321;font-weight:700}body{padding-bottom:78px}.product-jumps{gap:6px}.product-jumps a{padding:7px 9px;font-size:12px}}
@media(max-width:400px){.need-grid{grid-template-columns:1fr}.hero-assurance{font-size:11px}.proof-label{font-size:12px}.proof-label small{font-size:10px}}
@media(prefers-reduced-motion:reduce){.need-card{transition:none}}
.inquiry-receipt{padding:30px 0}.inquiry-receipt p{margin-top:15px;color:var(--sub)}[hidden]{display:none!important}
.page-hero{padding:130px 0 50px;background:radial-gradient(ellipse at 80% 0,#1b354555,transparent 70%)}.page-hero h1{font-size:clamp(30px,4vw,46px);line-height:1.45;max-width:950px;margin:18px 0}.page-hero p{max-width:760px;color:var(--sub);margin-top:16px;line-height:1.9}.page-hero>a,.page-hero .container>a{font-size:13px}.page-hero .kicker{color:var(--cyan);font-size:12px;margin-top:24px}.fit-band h2{font-size:24px;margin-top:16px}
@media(min-width:1050px) and (max-width:1180px){.site-header .lg-slogan,.site-header .lg-sep{display:none}.site-header .brand{gap:0}.site-header .lg-name{font-size:21px;letter-spacing:.2em}.nav-toggle{display:none}.main-nav{position:static;flex-direction:row;align-items:center;gap:0;padding:0;background:none;border:0;transform:none;visibility:visible;max-height:none;overflow:visible}.main-nav a{padding:8px 10px;font-size:13px;border-radius:99px}.main-nav>.nav-cta{margin:0 0 0 8px;display:inline-block}.nav-item{flex-direction:row;align-items:center;width:auto}.nav-item>a.has-sub::after{display:inline-block}.submenu{position:absolute;top:calc(100% + 8px);left:50%;transform:translateX(-50%) translateY(8px);opacity:0;visibility:hidden;background:#0a1020fa;box-shadow:var(--shadow);border:1px solid var(--line-strong);padding:10px;min-width:200px}.nav-item:hover .submenu,.nav-item:focus-within .submenu{transform:translateX(-50%);visibility:visible;opacity:1}}
@media(max-width:1049px){.nav-item:focus-within .submenu{transform:none}.main-nav{visibility:hidden}body.nav-open .main-nav{visibility:visible}}
@media(max-width:760px){.page-hero{padding:108px 0 34px}.page-hero h1{font-size:30px}.page-hero p{font-size:15px}}
.page-hero p.kicker{display:block}.site-header .brand,.site-header .lg-name,.site-header .lg-sep,.site-header .lg-slogan,.customer-hero .hero-badge,.customer-hero h1,.customer-hero .hero-sub,.customer-hero .hero-cta{animation:none}
@media(max-width:760px){.invent-band[style*="grid-template-columns"]{grid-template-columns:1fr!important}.invent-band .btn{justify-self:start}.hero-sub{font-size:16px}}
.grid>*{min-width:0}.form-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.fld{min-width:0}.fld input,.fld select,.fld textarea{width:100%;min-width:0}.form-context{overflow-wrap:anywhere}body.nav-open .mobile-contact{display:none}
.table-wrap{overflow-x:auto;max-width:100%}table.cmp{min-width:640px}
@media(max-width:760px){.form-card{padding:24px 20px}.form-grid{grid-template-columns:1fr}.contact-card p{overflow-wrap:anywhere}.case-links{gap:12px}.form-intro{line-height:1.8}}

/* Homepage: balanced typography and a unified product showcase. */
.customer-hero{padding:142px 0 36px;background:radial-gradient(ellipse at 78% 30%,#17364166,transparent 48%),radial-gradient(ellipse at 12% 25%,#192c4433,transparent 55%),var(--bg)}
.hero-layout{grid-template-columns:1fr 1fr;gap:72px;align-items:center}
.customer-hero h1{font-size:clamp(42px,4.3vw,60px);line-height:1.22;letter-spacing:-1.5px;margin:0}
.customer-hero .hero-badge{margin-bottom:22px;background:transparent;border:0;border-radius:0;padding:0;color:#a6c8d7;letter-spacing:2px}
.customer-hero .hero-sub{font-size:16px;line-height:1.85;max-width:460px;margin-top:24px}
.customer-hero .hero-cta{margin-top:26px}.hero-assurance{font-size:11px;margin-top:17px}
.hero-proof{padding:0;background:transparent;border:0;border-radius:0;box-shadow:none}
.proof-label{margin-bottom:17px;font-size:15px;letter-spacing:.5px}.proof-label small{font-size:11px;color:#92adc1}
.proof-products{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin:0 0 14px}
.proof-products a{border:1px solid #344558;border-radius:12px;background:#142132;box-shadow:0 12px 28px #0002}
.proof-products img{aspect-ratio:1.35;object-fit:cover;background:#e4e3df}
.proof-products a>span:last-child{padding:13px 14px;text-align:left;font-size:13px;color:#e5edf6}
.proof-products b{display:block;font-size:10px;font-weight:400;color:#91a8bb;margin-top:4px;letter-spacing:1px}
.proof-platform{display:grid;grid-template-columns:46% 54%;border:1px solid #344558;border-radius:12px;background:#142132;align-items:center;box-shadow:0 12px 28px #0002}
.proof-screen{padding:13px 0 13px 13px;overflow:hidden}.proof-platform img{aspect-ratio:1.6;border-radius:5px;opacity:.85}
.proof-platform>span{display:block;padding:18px;background:transparent;font-size:14px}.proof-platform small{display:block;color:#91a8bb;font-size:10px;line-height:1.8;margin-top:7px}.proof-platform b{display:block;font-size:11px;margin-top:16px}
.proof-note{font-size:10px;color:#8096ad;letter-spacing:.5px;margin:14px 0 0;text-align:right}
.hero-facts{margin-top:48px;padding-top:25px;gap:0}.hero-facts>div{padding:0 28px;border-left:1px solid #263448}.hero-facts>div:first-child{padding-left:0;border-left:0}.hero-facts b{font-size:24px;font-weight:600}.hero-facts span{display:block;margin-top:6px;font-size:11px}
@media(max-width:1100px){.hero-layout{gap:38px}.customer-hero h1{font-size:46px}.customer-hero{padding-top:126px}.proof-products a>span:last-child{padding:10px}.proof-platform>span{padding:13px;font-size:12px}.hero-assurance{max-width:330px}}
@media(max-width:760px){.customer-hero{padding:108px 0 28px}.hero-layout{grid-template-columns:1fr;gap:38px}.customer-hero h1{font-size:clamp(42px,9vw,58px);line-height:1.2;letter-spacing:-1px}.customer-hero .hero-sub{font-size:15px;max-width:520px}.hero-assurance{max-width:none}.hero-proof{padding:0}.proof-products img{aspect-ratio:1.45}.proof-platform>span{font-size:13px;padding:14px}.hero-facts{margin-top:30px;gap:22px 0}.hero-facts>div{padding:0 18px}.hero-facts>div:nth-child(3){padding-left:0;border-left:0}.proof-note{text-align:left}}
@media(max-width:380px){.customer-hero h1{font-size:40px}.proof-platform>span{padding:10px;font-size:12px}}

/* Keep featured case content aligned across each card row. */
.evidence-card{display:flex;flex-direction:column;min-width:0;text-align:left}
.evidence-card .case-top{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:36px}
.evidence-card .case-num{font-size:30px;line-height:1;font-variant-numeric:tabular-nums;flex-shrink:0}
.evidence-card .case-flow{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px;margin:22px 0 18px}
.evidence-card .case-flow span{padding:6px 3px;text-align:center;white-space:nowrap;line-height:1.5}
.evidence-card .case-flow span+span:before{content:none}
.evidence-card h3{font-size:20px;line-height:1.5;min-height:60px;margin:0 0 12px;text-wrap:balance}
.evidence-card p{margin:0 0 24px;line-height:1.9;flex:1;text-wrap:pretty}
.evidence-card .card-more{margin-top:auto;align-self:flex-start;line-height:1.6}
@media(max-width:760px){.evidence-card h3{min-height:0}.evidence-card .case-flow{margin-top:18px}.evidence-card{padding:24px}}