:root{--ink:#060908;--ink2:#0b1210;--paper:#eceee9;--white:#f6f7f3;--line:rgba(255,255,255,.16);--dark-line:rgba(8,18,14,.18);--mint:#69d7b0;--mint2:#2ca67d;--amber:#c79d68;--muted:#9da7a2;--ease:cubic-bezier(.16,1,.3,1);--pad:clamp(20px,4vw,68px)}
*{box-sizing:border-box}.sr-only{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}html{scroll-behavior:smooth;background:var(--ink)}body{margin:0;background:var(--ink);color:var(--white);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;-webkit-font-smoothing:antialiased;overflow-x:hidden}body.menu-open{overflow:hidden}button,a{font:inherit}button{cursor:pointer}.skip-link{position:fixed;left:12px;top:-80px;background:#fff;color:#000;padding:12px;z-index:999}.skip-link:focus{top:12px}.site-header{position:fixed;z-index:100;left:0;right:0;top:0;height:82px;padding:0 var(--pad);display:grid;grid-template-columns:220px 1fr auto auto;align-items:center;gap:26px;border-bottom:1px solid transparent;background:linear-gradient(180deg,rgba(2,6,4,.46),rgba(2,6,4,0));transition:background .35s,border-color .35s,height .35s}.site-header.scrolled{height:68px;background:rgba(5,9,8,.88);backdrop-filter:blur(18px);border-color:var(--line)}.brand{display:flex;width:168px}.brand img{display:block;width:100%;height:auto}.desktop-nav{justify-self:center;display:flex;gap:clamp(18px,2.6vw,42px)}.desktop-nav a{color:#fff;text-decoration:none;font-size:13px;letter-spacing:.04em;opacity:.72;position:relative}.desktop-nav a:after{content:"";position:absolute;left:0;right:100%;bottom:-8px;height:1px;background:var(--mint);transition:right .25s}.desktop-nav a:hover{opacity:1}.desktop-nav a:hover:after{right:0}.nav-cta,.mobile-menu button{border:0;background:var(--mint);color:#07120e;padding:12px 18px;font-weight:700}.menu-toggle{display:none;background:transparent;border:0;width:44px;height:44px;padding:11px}.menu-toggle span{display:block;width:22px;height:1px;background:#fff;margin:6px 0;transition:.25s}.mobile-menu{display:none}
.hero{height:100svh;min-height:680px;position:relative;overflow:hidden;background:#020403}.hero-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.hero-scrim{position:absolute;inset:0;background:linear-gradient(90deg,rgba(2,5,4,.82) 0%,rgba(2,5,4,.38) 50%,rgba(2,5,4,.18) 72%),linear-gradient(0deg,rgba(2,5,4,.72),transparent 44%),radial-gradient(circle at 68% 38%,transparent,rgba(0,0,0,.28))}.hero-grid{position:absolute;inset:0;opacity:.14;background-image:linear-gradient(rgba(255,255,255,.1) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.1) 1px,transparent 1px);background-size:clamp(70px,7vw,120px) clamp(70px,7vw,120px);mask-image:linear-gradient(to right,black,transparent 76%)}.hero-content{position:relative;z-index:2;height:100%;padding:clamp(140px,18vh,210px) var(--pad) 90px;display:flex;flex-direction:column;justify-content:space-between}.eyebrow{margin:0;color:var(--mint);font-size:12px;font-weight:700;letter-spacing:.22em;text-transform:uppercase}.eyebrow.dark{color:#287e60}.hero h1{font-size:clamp(56px,8vw,136px);line-height:.9;letter-spacing:-.065em;margin:24px 0 auto;max-width:1100px;font-weight:500;text-shadow:0 4px 40px rgba(0,0,0,.25)}.hero h1 em{font-style:normal;color:var(--mint);font-weight:700}.hero h1 .no-break{white-space:nowrap}.hero-bottom{display:grid;grid-template-columns:minmax(280px,500px) 1fr;align-items:end;gap:60px}.hero-bottom>p{font-size:clamp(15px,1.35vw,21px);line-height:1.8;margin:0;color:rgba(255,255,255,.74)}.hero-actions{justify-self:end;display:flex;gap:12px;flex-wrap:wrap}.button{border:1px solid transparent;text-decoration:none;padding:15px 20px;display:inline-flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;transition:transform .25s,background .25s,color .25s,border-color .25s}.button:hover{transform:translateY(-2px)}.button-primary{background:var(--mint);color:#07120e}.button-ghost{background:rgba(0,0,0,.18);border-color:rgba(255,255,255,.42);color:#fff;backdrop-filter:blur(10px)}.button-light{background:#fff;color:#08100d}.scroll-cue{position:absolute;z-index:2;right:var(--pad);bottom:38px;color:#fff;text-decoration:none;font-size:11px;letter-spacing:.15em;display:flex;align-items:center;gap:13px}.scroll-cue i{width:42px;height:42px;border:1px solid rgba(255,255,255,.35);border-radius:50%;position:relative}.scroll-cue i:after{content:"";position:absolute;width:1px;height:13px;background:#fff;left:50%;top:10px;animation:scrollDown 1.8s infinite}.hero-status{position:absolute;z-index:2;left:var(--pad);bottom:34px;display:flex;gap:9px;align-items:center;color:rgba(255,255,255,.55);font-size:10px;letter-spacing:.12em}.hero-status b{width:6px;height:6px;border-radius:50%;background:var(--mint);box-shadow:0 0 12px var(--mint)}.hero-time{margin-left:10px}.section{position:relative;padding:clamp(100px,12vw,190px) var(--pad)}.section-index{position:absolute;left:var(--pad);top:55px;font-size:11px;color:rgba(255,255,255,.38);letter-spacing:.2em}.section-index.inline{position:static;display:inline-block;color:inherit;margin-bottom:18px}
.system-section{background:var(--paper);color:#09100d;min-height:100vh;display:grid;grid-template-columns:minmax(320px,.75fr) minmax(500px,1.25fr);gap:clamp(50px,8vw,140px);align-items:center}.system-section>.section-index{color:rgba(0,0,0,.35)}.system-copy h2,.section-heading h2,.evidence h2,.faq h2{font-size:clamp(44px,6vw,92px);line-height:.98;letter-spacing:-.055em;margin:18px 0 30px;font-weight:500}.system-copy h2 strong{color:#247d5c}.section-lead{font-size:clamp(16px,1.35vw,21px);line-height:1.9;max-width:620px;color:#59635e}.orchestration{height:min(68vw,720px);max-height:720px;position:relative;border:1px solid var(--dark-line);background:radial-gradient(circle at center,rgba(64,185,142,.12),transparent 36%),linear-gradient(145deg,#e8ebe5,#dfe5de);overflow:hidden}.orchestration:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(8,26,19,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(8,26,19,.06) 1px,transparent 1px);background-size:48px 48px}.orchestration svg{position:absolute;inset:0;width:100%;height:100%;fill:none;stroke:rgba(30,131,95,.28);stroke-width:1;stroke-dasharray:8 8}.orchestration svg path{animation:dash 10s linear infinite}.core-node{position:absolute;z-index:2;width:174px;height:174px;border:1px solid #2a8563;border-radius:50%;left:50%;top:50%;transform:translate(-50%,-50%);display:flex;flex-direction:column;align-items:center;justify-content:center;background:rgba(239,244,238,.9);box-shadow:0 0 70px rgba(44,166,125,.2)}.core-node:before,.core-node:after{content:"";position:absolute;border:1px solid rgba(42,133,99,.28);border-radius:50%;inset:-23px}.core-node:after{inset:-48px;animation:pulseRing 3s infinite}.core-node span{font-size:10px;letter-spacing:.18em;color:#318464}.core-node b{font-size:18px;margin-top:6px}.core-node i{width:7px;height:7px;background:var(--mint2);border-radius:50%;margin-top:12px;box-shadow:0 0 14px var(--mint2)}.orbit-node{position:absolute;z-index:3;width:150px;text-align:left;padding:14px;background:rgba(242,245,240,.78);border:1px solid rgba(12,44,32,.2);color:#14231d;backdrop-filter:blur(10px);transition:.35s var(--ease)}.orbit-node:hover,.orbit-node.active{background:#102b21;color:#fff;transform:translateY(-4px)}.orbit-node span{font-size:9px;opacity:.52;display:block}.orbit-node b{font-size:14px}.n1{left:7%;top:10%}.n2{right:5%;top:10%}.n3{left:7%;bottom:13%}.n4{right:5%;bottom:26%}
.n5{left:50%;transform:translateX(-50%);bottom:4%}.system-readout{z-index:3;text-align:center;max-width:420px;margin:24px auto 0;padding:0 16px}.system-readout span{font-size:9px;letter-spacing:.15em;color:#65736d}.system-readout strong{font-size:14px;display:block;margin-top:4px}.system-readout p{display:block;margin-top:6px;font-size:12px;color:#55635c;max-width:220px;line-height:1.5}
.services{background:#07100d}.section-heading{display:grid;grid-template-columns:.65fr 1.35fr;gap:50px;align-items:end;margin-bottom:clamp(70px,9vw,130px)}.section-heading h2{margin:0}.service-scene{display:grid;grid-template-columns:1.35fr .65fr;gap:clamp(38px,6vw,100px);align-items:center;margin-bottom:clamp(110px,14vw,220px)}.service-scene.reverse{grid-template-columns:.65fr 1.35fr}.service-scene.reverse .service-media{order:2}.service-media{position:relative;overflow:hidden;min-height:520px}.service-media:after{content:"";position:absolute;inset:0;border:1px solid rgba(255,255,255,.16);pointer-events:none}.service-media img{width:100%;height:100%;min-height:520px;object-fit:cover;display:block;filter:saturate(.78) contrast(1.05);transition:transform 1.2s var(--ease)}.service-scene:hover img{transform:scale(1.025)}.scene-number{position:absolute;left:18px;top:18px;width:44px;height:44px;border:1px solid rgba(255,255,255,.45);display:grid;place-items:center;font-size:12px;backdrop-filter:blur(10px)}.service-copy>p:first-child{color:var(--mint);font-size:12px;letter-spacing:.12em}.service-copy h3{font-size:clamp(34px,4vw,66px);line-height:1.05;letter-spacing:-.045em;margin:20px 0 28px;font-weight:500}.service-copy>p:not(:first-child){color:var(--muted);line-height:1.9;font-size:16px}.service-copy ul{list-style:none;padding:0;margin:34px 0;border-top:1px solid var(--line)}.service-copy li{border-bottom:1px solid var(--line);padding:15px 0;font-size:13px;color:#d3d8d5}.service-copy a{color:#fff;text-underline-offset:6px;text-decoration-color:var(--mint)}
.cases{background:#101513}.cases .section-heading{margin-bottom:55px}.case-filters{display:flex;gap:10px;margin-bottom:35px;flex-wrap:wrap}.case-filters button{border:1px solid rgba(255,255,255,.22);background:transparent;color:#fff;padding:10px 16px;font-size:12px}.case-filters button.active{background:#fff;color:#111}.case-stage{display:grid;grid-template-columns:repeat(12,1fr);gap:18px}.case-item{grid-column:span 6;min-height:480px;overflow:hidden}.case-item:nth-child(3n+1){grid-column:span 7}.case-item:nth-child(3n+2){grid-column:span 5}.case-item:nth-child(3n+3){grid-column:span 12;min-height:560px}.case-item a,.case-placeholder{height:100%;min-height:480px;position:relative;display:block;color:#fff;text-decoration:none;overflow:hidden}.case-item img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform 1s var(--ease),filter .5s;filter:saturate(.75)}.case-item:hover img{transform:scale(1.035);filter:saturate(1)}.case-overlay{position:absolute;inset:0;background:linear-gradient(0deg,rgba(3,6,5,.88),transparent 62%)}.case-meta{position:absolute;left:26px;right:26px;bottom:25px}.case-meta small{color:var(--mint);text-transform:uppercase;letter-spacing:.16em}.case-meta h3{font-size:clamp(28px,3vw,48px);margin:10px 0 8px;letter-spacing:-.035em}.case-meta p{color:rgba(255,255,255,.68);max-width:48ch;margin:0}.case-meta i{font-style:normal;display:block;margin-top:20px;font-size:12px}.case-item.hidden{display:none}
.evidence{background:var(--paper);color:#0d1512;display:grid;grid-template-columns:.75fr 1.25fr;gap:clamp(50px,8vw,130px)}.evidence-intro{align-self:start;position:sticky;top:100px}.metrics{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--dark-line);border-left:1px solid var(--dark-line)}.metrics>div{min-height:220px;padding:32px;border-right:1px solid var(--dark-line);border-bottom:1px solid var(--dark-line);display:flex;flex-direction:column;justify-content:space-between}.metrics .wide{grid-column:span 2}.metrics strong{font-size:clamp(48px,7vw,106px);line-height:1;letter-spacing:-.065em;font-weight:500}.metrics sup{font-size:.35em;color:#2b8061}.metrics span{font-size:12px;color:#56625d}.evidence-note{grid-column:2;color:#6a756f;font-size:12px;line-height:1.8;margin:0}.faq{background:#e4e7e1;color:#0d1512;display:grid;grid-template-columns:.8fr 1.2fr;gap:clamp(50px,8vw,130px)}.faq-title{align-self:start;position:sticky;top:100px}.faq-list{border-top:1px solid var(--dark-line)}details{border-bottom:1px solid var(--dark-line)}summary{list-style:none;padding:26px 50px 26px 0;font-size:clamp(17px,1.5vw,22px);position:relative;cursor:pointer}summary::-webkit-details-marker{display:none}summary i,summary i:after{position:absolute;right:5px;top:50%;width:18px;height:1px;background:#111;content:"";transition:.3s}summary i:after{transform:rotate(90deg);top:0;right:0}details[open] summary i:after{transform:rotate(0)}details p{max-width:680px;color:#5d6862;line-height:1.9;padding:0 50px 28px 0;margin:0}.closing{height:76vh;min-height:620px;position:relative;display:grid;place-items:center;text-align:center;overflow:hidden}.closing video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.closing-overlay{position:absolute;inset:0;background:rgba(3,8,6,.65);backdrop-filter:saturate(.7)}.closing-content{position:relative;z-index:2}.closing-content p{color:var(--mint);letter-spacing:.12em}.closing-content h2{font-size:clamp(48px,8vw,130px);line-height:.9;letter-spacing:-.065em;margin:22px 0 40px}footer{padding:50px var(--pad);display:grid;grid-template-columns:180px 1fr auto;gap:36px;align-items:center;background:#030504;border-top:1px solid var(--line);color:#8f9994;font-size:12px}footer img{width:130px}footer p{margin:5px 0}footer>div:last-child{display:flex;gap:30px}footer a{color:#fff}.contact-dialog{width:min(92vw,620px);background:var(--paper);color:#101713;border:0;padding:clamp(30px,5vw,64px);box-shadow:0 30px 100px rgba(0,0,0,.45)}.contact-dialog::backdrop{background:rgba(2,5,4,.78);backdrop-filter:blur(12px)}.contact-dialog h2{font-size:clamp(38px,6vw,70px);letter-spacing:-.05em;margin:14px 0 20px}.contact-dialog>p:not(.eyebrow){color:#5f6964;line-height:1.8}.dialog-close{position:absolute;right:16px;top:12px;border:0;background:none;font-size:32px}.contact-placeholder{width:180px;height:180px;margin:32px 0;border:1px solid var(--dark-line);display:grid;place-items:center;align-content:center;gap:8px;background:linear-gradient(135deg,#fff,#dce1db)}.contact-placeholder span{font-size:12px}.contact-placeholder b{font-size:20px}.case-hero{height:82vh;min-height:650px;position:relative;display:flex;align-items:flex-end;padding:100px var(--pad) 70px;overflow:hidden}.case-hero-media,.case-hero-media img,.case-hero-media video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.case-hero-overlay{position:absolute;inset:0;background:linear-gradient(0deg,rgba(3,7,5,.9),rgba(3,7,5,.05) 65%)}.case-hero-copy{position:relative;z-index:2;max-width:1050px}.case-hero-copy h1{font-size:clamp(54px,8vw,126px);line-height:.9;letter-spacing:-.06em;margin:20px 0}.case-hero-copy>p:last-child{font-size:clamp(16px,1.5vw,22px);color:rgba(255,255,255,.72)}.case-body{padding:clamp(80px,10vw,150px) var(--pad);display:grid;grid-template-columns:.55fr 1.45fr;gap:clamp(50px,9vw,150px);background:var(--paper);color:#111914}.case-body aside{display:grid;grid-template-columns:1fr 1fr;align-content:start;border-top:1px solid var(--dark-line)}.case-body aside span,.case-body aside b{padding:16px 0;border-bottom:1px solid var(--dark-line);font-size:12px}.case-body aside span{color:#69746e}.case-body>div>p{font-size:clamp(20px,2.3vw,35px);line-height:1.7;margin:0 0 45px;white-space:pre-wrap}
.reveal{opacity:1;transform:none}.js .reveal{opacity:0;transform:translateY(30px);transition:opacity .8s var(--ease),transform .8s var(--ease)}.js .reveal.in{opacity:1;transform:none}@keyframes scrollDown{0%{transform:translateY(0);opacity:0}30%{opacity:1}100%{transform:translateY(12px);opacity:0}}@keyframes dash{to{stroke-dashoffset:-32}}@keyframes pulseRing{0%,100%{transform:scale(.94);opacity:.25}50%{transform:scale(1.06);opacity:.7}}
@media(max-width:980px){.site-header{grid-template-columns:1fr auto auto}.desktop-nav{display:none}.menu-toggle{display:block}.mobile-menu{display:flex;position:fixed;z-index:90;inset:0;background:#050908;padding:110px var(--pad) 45px;flex-direction:column;gap:0;transform:translateY(-105%);transition:transform .5s var(--ease)}.mobile-menu.open{transform:translateY(0)}.mobile-menu a{color:#fff;text-decoration:none;font-size:clamp(30px,8vw,54px);padding:12px 0;border-bottom:1px solid var(--line)}.mobile-menu button{margin-top:auto}.hero-bottom{grid-template-columns:1fr;gap:28px}.hero-actions{justify-self:start}.system-section{grid-template-columns:1fr}.orchestration{height:680px}.service-scene,.service-scene.reverse{grid-template-columns:1fr}.service-scene.reverse .service-media{order:0}.section-heading,.evidence,.faq{grid-template-columns:1fr}.evidence-intro,.faq-title{position:static}.evidence-note{grid-column:auto}.case-item,.case-item:nth-child(n){grid-column:span 12}footer{grid-template-columns:1fr 1fr}footer>div:last-child{grid-column:span 2}}
@media(max-width:620px){:root{--pad:18px}.site-header{height:68px;gap:10px}.brand{width:132px}.nav-cta{padding:10px 12px;font-size:12px}.hero{min-height:680px}.hero-content{padding-top:130px;padding-bottom:130px}.hero h1{font-size:clamp(36px,10.5vw,52px);line-height:1.08}.hero h1 em{display:block;margin-top:6px}.hero-bottom>p{font-size:15px}.hero-actions{width:100%}.hero-actions .button{width:100%}.scroll-cue{display:none}.hero-status{bottom:25px}.section{padding-top:95px;padding-bottom:95px}.section-index{top:28px}.system-copy h2,.section-heading h2,.evidence h2,.faq h2{font-size:clamp(40px,12vw,58px)}.orchestration{height:570px}.core-node{width:132px;height:132px}.core-node:before{inset:-17px}.core-node:after{inset:-34px}.orbit-node{width:115px;padding:10px}.n1,.n3{left:3%}.n2,.n4{right:3%}.system-readout{margin:20px auto 0}.section-heading{gap:20px;margin-bottom:55px}.service-scene{gap:28px;margin-bottom:95px}.service-media,.service-media img{min-height:320px}.service-copy h3{font-size:38px}.case-item,.case-item a,.case-placeholder{min-height:430px}.metrics{grid-template-columns:1fr}.metrics .wide{grid-column:auto}.metrics>div{min-height:160px}.faq{gap:40px}.closing{min-height:580px;height:72vh}footer{grid-template-columns:1fr;gap:18px}footer>div:last-child{grid-column:auto;flex-direction:column;gap:8px}.contact-dialog{padding:38px 24px}.contact-placeholder{width:150px;height:150px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}.hero-video,.closing video{display:none}.hero{background:url('../media/hero-poster.jpg') center/cover}.closing{background:url('../media/hero-poster.jpg') center/cover}}

/* Solutions / tech page */
.case-thumb{display:block;width:100%;aspect-ratio:16/10;overflow:hidden;background:var(--ink2)}
.case-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .8s var(--ease)}
.case-thumb-placeholder{display:grid;place-items:center;width:100%;height:100%;color:var(--muted);font-size:12px}
.case-info{padding:22px 4px}
.case-type{color:var(--mint);font-size:11px;letter-spacing:.14em}
.case-info h3{font-size:22px;margin:10px 0 8px;font-weight:500;letter-spacing:-.02em}
.case-info p{color:var(--muted);font-size:14px;line-height:1.7;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.page-hero{min-height:46vh;display:grid;place-items:center;padding:140px var(--pad) 72px;background:linear-gradient(180deg,var(--ink2),var(--ink))}
.page-hero-copy{max-width:980px;text-align:center}
.page-hero-copy h1{font-size:clamp(40px,7vw,84px);line-height:.98;letter-spacing:-.045em;margin:0 0 22px;font-weight:500}
.page-hero-copy p{font-size:clamp(15px,1.3vw,20px);line-height:1.75;color:var(--muted);max-width:720px;margin:0 auto}
.tech-grid{display:grid;grid-template-columns:1fr;gap:22px;padding:clamp(50px,6vw,90px) var(--pad);max-width:1400px;margin:0 auto}
@media(min-width:768px){.tech-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.tech-grid{grid-template-columns:repeat(3,1fr) !important}}
.tech-card{background:var(--ink2);border:1px solid var(--line);border-radius:6px;overflow:hidden;display:flex;flex-direction:column}
.tech-card-media{aspect-ratio:16/9;overflow:hidden;background:#0b1210}
.tech-card-media img{width:100%;height:100%;object-fit:cover;transition:transform .7s var(--ease)}
.tech-card:hover .tech-card-media img{transform:scale(1.04)}
.tech-card h3{font-size:clamp(19px,1.6vw,24px);margin:0;padding:24px 24px 12px;font-weight:500;color:#fff}
.tech-card p{color:var(--muted);font-size:14px;line-height:1.75;margin:0;padding:0 24px 18px}
.tech-card ul{list-style:none;padding:0 24px 26px;margin:0;margin-top:auto}
.tech-card li{padding:8px 0;font-size:13px;color:#d3d8d5;border-bottom:1px solid rgba(255,255,255,.08)}
.tech-card li:last-child{border-bottom:0}
.stats-band{display:grid;grid-template-columns:1fr;gap:0;padding:clamp(44px,6vw,68px) var(--pad);background:var(--mint);color:#07120e}
@media(min-width:480px){.stats-band{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.stats-band{grid-template-columns:repeat(4,1fr) !important}}
.stat{text-align:center;padding:12px}
.stat b{display:block;font-size:clamp(36px,5vw,68px);line-height:1;letter-spacing:-.04em;font-weight:500}
.stat span{font-size:13px;opacity:.8}
.case-section{background:#0d1412;padding:clamp(70px,9vw,120px) var(--pad)}
.case-section .section-head{max-width:1400px;margin:0 auto 50px}
.case-section .section-head h2{font-size:clamp(32px,4.5vw,58px);margin:0 0 14px;font-weight:500}
.case-section .section-head p{color:var(--muted);margin:0;font-size:15px}
.case-section .cases-grid{max-width:1400px;margin:0 auto;display:grid;grid-template-columns:1fr;gap:22px}
@media(min-width:768px){.case-section .cases-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.case-section .cases-grid{grid-template-columns:repeat(3,1fr)}}
.case-section .case-item{background:var(--ink2);border:1px solid var(--line);border-radius:6px;text-decoration:none;color:#fff;display:flex;flex-direction:column;overflow:hidden;position:relative}
.case-section .case-item:before{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(3,8,6,.92) 0%,rgba(3,8,6,.55) 55%,transparent 100%);z-index:1;pointer-events:none}
.case-section .case-info{position:relative;z-index:2}
.solutions-page .case-section .case-item:nth-child(n){grid-column:auto}
.case-section .case-item:hover img{transform:scale(1.04)}
.solutions-page footer{border-top:1px solid var(--line)}

/* 联系方式弹窗 */
.contact-info{margin:20px 0;text-align:left}
.contact-line{display:flex;gap:12px;align-items:baseline;margin:10px 0;font-size:15px}
.contact-line span:first-child{color:rgba(255,255,255,.55);min-width:64px;flex-shrink:0}
.contact-line a{color:#5eead4;text-decoration:none;word-break:break-all}
.contact-line a:hover{text-decoration:underline}
.contact-note{margin-top:14px;padding-top:12px;border-top:1px solid rgba(255,255,255,.12);color:rgba(255,255,255,.7);font-size:13px}

/* 备案号 */
.icp{margin-top:10px;font-size:12px}
.icp a{color:rgba(255,255,255,.5);text-decoration:none}
.icp a:hover{color:rgba(255,255,255,.8)}

/* ===== 典型互动展项画廊 ===== */
.interactive-gallery{padding:clamp(50px,6vw,90px) var(--pad);max-width:1400px;margin:0 auto}
.interactive-gallery .section-head{margin-bottom:clamp(28px,3vw,44px)}
.gallery-grid{display:grid;grid-template-columns:1fr;gap:18px}
@media(min-width:560px){.gallery-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:900px){.gallery-grid{grid-template-columns:repeat(3,1fr)}}
@media(min-width:1280px){.gallery-grid{grid-template-columns:repeat(5,1fr)}}
.gallery-item{margin:0;border-radius:6px;overflow:hidden;background:var(--ink2);border:1px solid var(--line);transition:transform .5s var(--ease),box-shadow .5s var(--ease)}
.gallery-item:hover{transform:translateY(-4px);box-shadow:0 18px 40px rgba(0,0,0,.35)}
.gallery-item img{width:100%;aspect-ratio:16/10;object-fit:cover;display:block;transition:transform .7s var(--ease)}
.gallery-item:hover img{transform:scale(1.05)}
.gallery-item figcaption{padding:14px 16px 18px}
.gallery-item figcaption b{display:block;font-size:clamp(15px,1.2vw,18px);font-weight:500;color:#fff;margin-bottom:4px}
.gallery-item figcaption span{font-size:clamp(12px,.9vw,14px);color:var(--muted);line-height:1.5}