/* Homepage carousel: five distinct layouts, shared controls. */
.hero-carousel{min-height:0;background:#091a32}
.hero-carousel:before,.hero-carousel:after{z-index:0;pointer-events:none}
.hero-carousel-stage{display:grid;position:relative;isolation:isolate;overflow:hidden}
.hero-slide{grid-area:1/1;position:relative;height:max(var(--hero-slide-min-height,680px),calc(100vh - var(--hero-chrome-height,157px)));height:max(var(--hero-slide-min-height,680px),calc(100svh - var(--hero-chrome-height,157px)));min-width:0;opacity:0;visibility:hidden;pointer-events:none;transform:scale(1.025);transition:opacity .65s ease,transform .9s ease,visibility 0s linear .65s}
.hero-slide.is-active{z-index:1;opacity:1;visibility:visible;pointer-events:auto;transform:none;transition:opacity .65s ease,transform .9s ease,visibility 0s}
.hero-carousel .slide-inner{position:relative;z-index:1;width:min(1180px,calc(100% - 48px));height:100%;margin:auto;padding:52px 0;box-sizing:border-box}
.hero-slide h1,.hero-slide h2{margin:0;letter-spacing:-.065em;line-height:1.12}
.hero-slide h2{font-size:clamp(44px,5vw,72px)}
.hero-slide p{font-size:16px;line-height:1.85}
.slide-eyebrow{display:inline-block;font-size:11px;font-weight:850;letter-spacing:.2em}
.slide-logo{width:190px;height:52px;margin:24px 0 19px}
.slide-logo img{display:block;width:100%;height:100%;object-fit:contain;object-position:left center}
.slide-actions{display:flex;flex-wrap:wrap;gap:12px}
.slide-footnote{display:block;margin-top:32px;color:#90b4d2;font-size:12px;letter-spacing:.04em}
.hero-carousel .hero-bottom{position:relative;z-index:2;bottom:auto;left:auto;right:auto;min-height:76px;background:#08172d}

/* 01: overview — a luminous route atlas with layered labels. */
.slide-overview{background:radial-gradient(circle at 74% 48%,#155489 0,#0b3159 28%,transparent 59%),linear-gradient(112deg,#05172e,#09284b 65%,#0e3760)}
.slide-overview:before{content:"";position:absolute;inset:0;opacity:.18;background-image:linear-gradient(#75b5ff 1px,transparent 1px),linear-gradient(90deg,#75b5ff 1px,transparent 1px);background-size:52px 52px;mask-image:linear-gradient(90deg,transparent 36%,#000)}
.slide-overview:after{content:"";position:absolute;top:-22%;right:0;width:43%;height:145%;transform:skewX(-27deg);background:linear-gradient(90deg,transparent,rgba(57,150,255,.08),transparent);pointer-events:none}
.overview-layout{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:4%}
.overview-copy{max-width:570px}
.overview-copy .slide-eyebrow{color:#91d8ff}
.slide-overview h1{max-width:590px;margin:21px 0;font-size:clamp(53px,5.4vw,80px);color:#fff}
.slide-overview h1 span{display:block;color:#7ad9ff}
.overview-copy p{max-width:520px;margin:0 0 28px;color:#c4d9ef}
.overview-atlas{position:relative;width:min(560px,100%);aspect-ratio:560/470;margin:auto;filter:drop-shadow(0 25px 45px rgba(0,13,36,.3))}
.overview-atlas:before{content:"";position:absolute;inset:6% 4%;border-radius:38%;background:radial-gradient(circle at 55% 47%,rgba(50,185,238,.22),rgba(40,122,225,.08) 37%,transparent 66%)}
.atlas-grid{position:absolute;inset:7% 4%;transform:perspective(700px) rotateX(53deg) rotateZ(-22deg);opacity:.35;background-image:linear-gradient(rgba(115,194,255,.42) 1px,transparent 1px),linear-gradient(90deg,rgba(115,194,255,.42) 1px,transparent 1px);background-size:38px 38px;mask-image:radial-gradient(circle,#000 24%,transparent 72%)}
.atlas-routes{position:absolute;inset:0;width:100%;height:100%;overflow:visible}
.atlas-tag{position:absolute;left:5%;top:5%;display:flex;align-items:center;justify-content:space-between;width:200px;padding:11px 14px;border:1px solid rgba(144,211,255,.36);border-radius:8px;background:rgba(7,36,67,.68);color:#b7e3ff;font-size:10px;font-weight:900;letter-spacing:.13em;backdrop-filter:blur(8px)}
.atlas-tag span{color:#69d9f9;font-size:18px;line-height:1}
.atlas-origin,.atlas-destination{position:absolute;z-index:3;display:grid;gap:6px;padding:13px 17px;border:1px solid rgba(147,211,255,.52);border-radius:12px;background:rgba(8,35,66,.85);box-shadow:0 14px 32px rgba(0,14,37,.3);backdrop-filter:blur(12px)}
.atlas-origin{left:0;bottom:8%}.atlas-destination{right:-3%;top:12%}
.atlas-origin small,.atlas-destination small{color:#78d5f4;font-size:9px;font-weight:900;letter-spacing:.12em}
.atlas-origin strong,.atlas-destination strong{color:#fff;font-size:17px}
.atlas-core{position:absolute;z-index:4;left:51%;top:52%;display:flex;flex-direction:column;align-items:center;justify-content:center;width:178px;height:150px;transform:translate(-50%,-50%) rotate(-7deg);border:1px solid #91e9ff;border-radius:24px;background:linear-gradient(145deg,rgba(47,160,219,.95),rgba(20,78,159,.96));box-shadow:0 0 0 12px rgba(100,217,255,.1),0 20px 45px rgba(0,15,56,.43),inset 0 1px 0 rgba(255,255,255,.36);color:#fff}
.atlas-core small{font-size:9px;font-weight:900;letter-spacing:.17em}.atlas-core strong{font-size:63px;line-height:1.1;letter-spacing:-.08em}.atlas-core span{font-size:11px;font-weight:750;color:#c9f3ff}
.atlas-channels{position:absolute;right:0;bottom:3%;display:flex;gap:6px}
.atlas-channels span{padding:7px 10px;border:1px solid rgba(138,210,255,.3);border-radius:6px;background:rgba(13,49,87,.77);color:#cce9ff;font-size:10px;font-weight:750}

/* 02: Alibaba — editorial copy with a bento delivery board. */
.slide-alibaba{background:radial-gradient(circle at 92% 20%,rgba(255,138,49,.28),transparent 37%),linear-gradient(115deg,#171e2e,#302638 57%,#44251d)}
.ali-layout{display:grid;grid-template-columns:.82fr 1.18fr;align-items:center;gap:8%}
.ali-copy .slide-eyebrow{color:#ffae72}
.ali-copy h2{color:#fff}
.ali-copy h2 em{font-style:normal;color:#ff8d4a}
.ali-copy p{max-width:425px;margin:22px 0 27px;color:#e2ced0}
.slide-alibaba .button-primary{background:#ef7435}
.slide-alibaba .button-primary:hover{background:#ff8746}
.ali-board{display:grid;grid-template-columns:1fr 1fr;grid-template-rows:280px 160px;gap:14px;transform:rotate(-2deg)}
.ali-board-main{grid-column:span 2;position:relative;overflow:hidden;display:flex;flex-direction:column;justify-content:space-between;padding:29px;border:1px solid rgba(255,186,136,.42);border-radius:20px;background:radial-gradient(circle at 50% 65%,rgba(255,159,88,.25),transparent 52%),#3b2d34;box-shadow:0 25px 55px rgba(0,0,0,.2)}
.ali-board-main:before{content:"";position:absolute;width:360px;height:360px;left:50%;top:47%;transform:translate(-50%,-50%);border:1px solid rgba(255,171,108,.3);border-radius:50%;box-shadow:0 0 0 45px rgba(255,171,108,.06),0 0 0 90px rgba(255,171,108,.03)}
.ali-board-main>span,.ali-board-card span{position:relative;color:#ffc599;font-size:10px;font-weight:900;letter-spacing:.17em}
.ali-board-route{position:relative;display:flex;align-items:center;justify-content:space-between;gap:16px;color:#fff}
.ali-board-route b{padding:12px 16px;border:1px solid rgba(255,193,144,.4);border-radius:9px;background:#392b33;font-size:14px}
.ali-board-route strong{display:grid;place-items:center;width:112px;height:112px;border-radius:50%;background:linear-gradient(145deg,#ff9c5d,#e66227);box-shadow:0 0 0 12px rgba(255,153,87,.12),0 15px 30px rgba(0,0,0,.24);font-size:23px}
.ali-board-route i{flex:1;height:1px;background:#ffb175}
.ali-board-main small{position:relative;color:#f2c7aa;font-size:12px}
.ali-board-card{display:flex;flex-direction:column;justify-content:space-between;padding:22px;border:1px solid rgba(255,186,136,.25);border-radius:16px;background:rgba(255,255,255,.07)}
.ali-board-card strong{color:#fff;font-size:23px}.ali-board-card small{color:#cdb6b5;font-size:12px}

/* 03: Tencent — control dashboard first, copy second. */
.slide-tencent{background:radial-gradient(circle at 10% 44%,rgba(62,164,255,.28),transparent 42%),linear-gradient(112deg,#0a2946,#0b2442 56%,#102451)}
.tc-layout{display:grid;grid-template-columns:1.08fr .92fr;align-items:center;gap:8%}
.tc-dashboard{overflow:hidden;border:1px solid rgba(138,204,255,.37);border-radius:20px;background:#0e2c50;box-shadow:0 30px 70px rgba(0,0,0,.25);transform:perspective(1000px) rotateY(4deg)}
.tc-dash-top,.tc-dash-foot{display:flex;align-items:center;justify-content:space-between;padding:16px 21px;background:#12385f;color:#9fcdf2;font-size:10px;font-weight:850;letter-spacing:.16em}
.tc-dash-top i{display:inline-block;width:8px;height:8px;margin-right:10px;border-radius:50%;background:#4fe1ca;box-shadow:0 0 0 5px rgba(79,225,202,.12)}
.tc-dash-grid{display:grid;grid-template-columns:1.4fr .9fr;gap:12px;padding:16px;min-height:325px}
.tc-dash-map{position:relative;overflow:hidden;display:grid;place-items:center;border:1px solid rgba(130,191,245,.19);border-radius:11px;background:radial-gradient(circle,#1c5689,#10345b 62%,#0c294a)}
.tc-dash-map:before{content:"";position:absolute;inset:0;opacity:.17;background-image:linear-gradient(#87c7fb 1px,transparent 1px),linear-gradient(90deg,#87c7fb 1px,transparent 1px);background-size:25px 25px}
.tc-map-ring{position:absolute;width:72%;aspect-ratio:1;border:1px solid #69b8ef;border-radius:50%;box-shadow:0 0 0 27px rgba(88,175,240,.08),inset 0 0 0 35px rgba(91,171,232,.07)}
.tc-map-center{position:relative;z-index:2;display:grid;place-items:center;width:82px;height:82px;border-radius:50%;background:#1d80c3;box-shadow:0 0 30px rgba(87,182,242,.45);color:#fff;font-size:23px;font-weight:900}
.tc-map-dot{position:absolute;z-index:3;width:11px;height:11px;border:2px solid #b6efff;border-radius:50%;background:#3fd8ee;box-shadow:0 0 15px #62dbff}.tc-map-dot.a{top:16%;left:25%}.tc-map-dot.b{top:39%;right:15%}.tc-map-dot.c{bottom:17%;left:27%}
.tc-dash-side{display:grid;gap:10px}.tc-dash-side>div{display:flex;flex-direction:column;justify-content:center;gap:11px;padding:15px;border:1px solid rgba(138,204,255,.15);border-radius:10px;background:#173c64}.tc-dash-side small{color:#67bbfa;font-size:10px;letter-spacing:.13em}.tc-dash-side strong{color:#eff8ff;font-size:15px}
.tc-signal{display:flex;align-items:end;gap:4px;height:14px}.tc-signal i{width:4px;background:#4de0d2}.tc-signal i:nth-child(1){height:40%}.tc-signal i:nth-child(2){height:75%}.tc-signal i:nth-child(3){height:55%}.tc-signal i:nth-child(4){height:100%}.tc-signal i:nth-child(5){height:72%}
.tc-copy .slide-eyebrow{color:#7fcfff}.tc-copy .slide-logo img{filter:invert(1) hue-rotate(180deg)}.tc-copy h2{color:#fff}.tc-copy p{max-width:460px;margin:21px 0 27px;color:#bfd7ec}

/* 04: Huawei — bright editorial canvas and a horizontal process. */
.slide-huawei{background:radial-gradient(circle at 89% 12%,rgba(235,75,88,.09),transparent 34%),linear-gradient(115deg,#f8fafc,#e8edf3)}
.slide-huawei:before{content:"";position:absolute;inset:0;background:repeating-linear-gradient(135deg,transparent 0 25px,rgba(187,199,213,.15) 26px,transparent 27px);mask-image:linear-gradient(90deg,transparent 50%,#000)}
.hw-layout{display:flex;flex-direction:column;justify-content:space-between}
.hw-heading{display:flex;align-items:start;justify-content:space-between}.hw-heading .slide-eyebrow{color:#a94450}.hw-heading .slide-logo{margin:18px 0 0;width:210px;height:63px}.hw-heading-tag{color:#8e9caf;font-size:11px;font-weight:800;letter-spacing:.17em}
.hw-feature{display:flex;align-items:end;justify-content:space-between;gap:30px}.hw-feature h2{color:#1c293c}.hw-feature h2 em{font-style:normal;color:#cd3343}.hw-feature p{max-width:570px;margin:18px 0 23px;color:#5a6879}.hw-feature .button-primary{background:#cc3343}.hw-feature .button-primary:hover{background:#b82234}.hw-feature-index{color:#d7dee7;font-size:155px;font-weight:900;line-height:.8;letter-spacing:-.11em;white-space:nowrap}.hw-feature-index span{font-size:35px;letter-spacing:-.02em}
.hw-route{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;align-items:center;gap:18px;border-top:1px solid #cad3df;padding-top:23px}.hw-route>div{display:grid;grid-template-columns:42px 1fr;gap:3px 12px}.hw-route b{grid-row:span 2;color:#cb3341;font-size:29px;line-height:1;font-weight:900}.hw-route strong{color:#1b2b40;font-size:16px}.hw-route small{color:#7c8999;font-size:11px}.hw-route>span{color:#c23546;font-size:21px}

/* 05: Volcano — centered statement and three stepped feature panels. */
.slide-volcano{background:radial-gradient(circle at 50% 60%,rgba(121,75,243,.35),transparent 45%),linear-gradient(125deg,#131632,#22204b 55%,#322456)}
.slide-volcano:before{content:"EDGE";position:absolute;left:50%;top:13%;transform:translateX(-50%);color:rgba(173,151,255,.055);font-size:clamp(220px,35vw,510px);font-weight:950;line-height:1;letter-spacing:-.12em;pointer-events:none}
.vc-layout{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center}.vc-layout .slide-eyebrow{color:#c0b1ff}.vc-layout .slide-logo{margin:19px 0 16px;width:190px;height:48px}.vc-layout .slide-logo img{object-position:center;filter:invert(1) hue-rotate(180deg)}.vc-layout h2{color:#fff}.vc-layout h2 em{font-style:normal;color:#bba6ff}.vc-layout p{max-width:640px;margin:17px 0 20px;color:#c9c5e6}.vc-layout .button-primary{background:#8064ed}.vc-layout .button-primary:hover{background:#9279f8}
.vc-panels{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;width:min(850px,100%);margin-top:32px;text-align:left}.vc-panels>div{position:relative;min-height:145px;display:flex;flex-direction:column;justify-content:space-between;overflow:hidden;padding:20px 23px;border:1px solid rgba(189,171,255,.36);border-radius:15px;background:linear-gradient(140deg,rgba(113,88,211,.35),rgba(26,27,64,.8));box-shadow:0 15px 30px rgba(0,0,0,.12)}.vc-panels>div:nth-child(2){transform:translateY(14px)}.vc-panels>div:nth-child(3){transform:translateY(28px)}.vc-panels span{color:#bcaaff;font-size:10px;font-weight:900;letter-spacing:.15em}.vc-panels strong{position:relative;z-index:1;color:#fff;font-size:25px}.vc-panels i{position:absolute;right:19px;bottom:12px;color:rgba(200,186,255,.2);font-size:74px;font-style:normal;font-weight:900;line-height:1}

/* Previous and next controls stay at the viewport edges. */
.hero-carousel-stage>.hero-carousel-arrow{position:absolute;z-index:5;top:50%;display:grid;place-items:center;width:50px;height:50px;margin-top:-25px;border:1px solid rgba(188,215,251,.4);border-radius:50%;background:rgba(7,24,48,.75);box-shadow:0 10px 28px rgba(0,0,0,.22);backdrop-filter:blur(12px);color:#fff;cursor:pointer;font-size:36px;line-height:1;transition:background .25s,transform .25s}
.hero-carousel-stage>.hero-carousel-arrow:hover{background:rgba(92,143,221,.72);transform:translateY(-2px)}
.hero-carousel-stage>.hero-carousel-arrow:focus-visible{outline:3px solid #9ad9ff;outline-offset:3px}
.hero-carousel-stage>.hero-carousel-arrow span{display:block;margin-top:-5px}
.hero-carousel-prev{left:clamp(12px,2vw,32px)}.hero-carousel-next{right:clamp(12px,2vw,32px)}

@media(max-width:1280px){.hero-carousel .slide-inner{padding-left:55px;padding-right:55px}}
@media(max-width:900px){
  .hero-slide{--hero-slide-min-height:800px}
  .hero-carousel .slide-inner{padding-top:42px;padding-bottom:72px}
  .overview-layout,.ali-layout,.tc-layout{grid-template-columns:1fr;gap:24px;align-content:center}
  .overview-copy,.ali-copy,.tc-copy{max-width:none}
  .overview-network{width:300px}
  .ali-board{grid-template-rows:190px 100px;max-width:620px;width:100%;margin:auto;transform:none}
  .ali-board-main{padding:20px}.ali-board-route strong{width:75px;height:75px;font-size:17px}.ali-board-card{padding:16px}.ali-board-card strong{font-size:19px}
  .tc-dashboard{max-width:620px;width:100%;margin:auto;transform:none;order:2}.tc-copy{order:1}.tc-dash-grid{min-height:220px}
  .hw-feature-index{font-size:110px}
  .vc-panels{margin-top:26px}
}
@media(max-width:680px){
  .hero-slide{--hero-slide-min-height:780px}
  .hero-carousel .slide-inner{width:min(100% - 34px,1180px);padding:36px 0 72px}
  .hero-slide h2{font-size:clamp(38px,9vw,54px)}.hero-slide p{font-size:14px;line-height:1.7}
  .slide-eyebrow{font-size:9px}.slide-logo{width:165px;height:43px;margin:14px 0 12px}
  .slide-overview h1{font-size:clamp(42px,10vw,58px);margin:15px 0}.overview-layout{gap:10px}.overview-copy p{margin-bottom:20px}.slide-footnote{margin-top:20px}.overview-network{width:245px}.network-core{width:92px;height:92px;font-size:25px}.network-node{width:55px;height:55px;font-size:10px}.network-line.line-a,.network-line.line-b,.network-line.line-c,.network-line.line-d{width:95px}
  .ali-layout,.tc-layout{gap:25px}.ali-copy p,.tc-copy p{margin:14px 0 20px}.ali-board{grid-template-rows:180px 95px;gap:8px}.ali-board-main{padding:16px}.ali-board-card{padding:13px}.ali-board-card strong{font-size:17px}.ali-board-card small{font-size:10px}.ali-board-route{gap:8px}.ali-board-route b{padding:8px;font-size:10px}.ali-board-route strong{width:68px;height:68px;font-size:16px}.ali-board-main small{font-size:10px}
  .tc-dash-top,.tc-dash-foot{padding:10px 13px}.tc-dash-grid{min-height:185px;padding:10px;gap:7px}.tc-map-center{width:54px;height:54px;font-size:15px}.tc-dash-side{gap:6px}.tc-dash-side>div{padding:8px;gap:4px}.tc-dash-side small{font-size:7px}.tc-dash-side strong{font-size:10px}
  .hw-layout{justify-content:flex-start}.hw-heading-tag{display:none}.hw-heading .slide-logo{width:170px;height:52px}.hw-feature{display:block;margin-top:32px}.hw-feature-index{display:none}.hw-feature p{margin:15px 0 20px}.hw-route{grid-template-columns:1fr;gap:8px;margin-top:auto;padding-top:14px}.hw-route>div{grid-template-columns:33px 1fr}.hw-route b{font-size:23px}.hw-route strong{font-size:13px}.hw-route small{font-size:10px}.hw-route>span{display:none}
  .vc-layout h2{font-size:clamp(39px,9.3vw,56px)}.vc-layout p{margin:13px 0 17px}.vc-panels{gap:7px;margin-top:24px}.vc-panels>div{min-height:120px;padding:12px}.vc-panels strong{font-size:15px}.vc-panels span{font-size:7px}.vc-panels i{font-size:42px;right:8px;bottom:7px}.vc-panels>div:nth-child(2){transform:translateY(8px)}.vc-panels>div:nth-child(3){transform:translateY(16px)}
  .hero-carousel-stage>.hero-carousel-arrow{top:auto;bottom:18px;width:44px;height:44px;margin-top:0;font-size:32px}
}
@media(max-width:390px){.hero-slide{--hero-slide-min-height:820px}.overview-network{width:220px}.ali-board{grid-template-rows:165px 90px}.vc-panels strong{font-size:13px}}
@media(prefers-reduced-motion:reduce){.hero-slide,.hero-slide.is-active,.hero-carousel-stage>.hero-carousel-arrow{transition:none!important;transform:none!important}}

/* Render the main heading immediately instead of delaying first-paint content. */
.hero-carousel .hero-content h1{animation:none}