.products-page { background: var(--color-background); }
.products-page .site-header--solid { background: rgba(255,255,255,.96); box-shadow: 0 10px 30px rgba(14,29,58,.08); }
.products-page .site-header--solid .desktop-nav a { color: var(--color-primary); }
.products-page .site-header--solid .brand__logo--light { display:none; }
.products-page .site-header--solid .brand__logo--dark { display:block; }

.product-hero{position:relative;min-height:min(760px,88vh);display:grid;align-items:end;overflow:hidden;background:#0d1a34;color:#fff;padding-top:var(--header-height)}
.product-hero__media,.product-hero__overlay{position:absolute;inset:0}
.product-hero__media img{width:100%;height:100%;object-fit:cover;object-position:center}
.product-hero__overlay{background:linear-gradient(90deg,rgba(8,20,43,.94) 0%,rgba(14,31,62,.78) 50%,rgba(14,31,62,.32) 100%)}
.product-hero__content{position:relative;z-index:1;padding-block:clamp(7rem,14vw,11rem) clamp(4rem,8vw,7rem);max-width:900px;margin-left:max(0px,calc((100vw - var(--container-width))/2))}
.product-hero h1{font-size:clamp(2.5rem,5vw,5rem);line-height:.98;max-width:13ch;margin:.6rem 0 1.5rem;color:#fff}
.product-hero p:not(.eyebrow){font-size:clamp(1rem,1.4vw,1.25rem);line-height:1.7;max-width:62ch;color:rgba(255,255,255,.84)}
.product-hero__actions{display:flex;gap:.8rem;flex-wrap:wrap;margin-top:2rem}

.product-trust{padding-block:0;background:#fff}
.product-trust__grid{display:grid;grid-template-columns:repeat(4,1fr);margin-top:-2.5rem;position:relative;z-index:3;background:#fff;border:1px solid var(--color-border);box-shadow:0 22px 50px rgba(18,36,69,.11)}
.product-trust article{padding:1.6rem;border-right:1px solid var(--color-border)}
.product-trust article:last-child{border-right:0}.product-trust strong{display:block;color:var(--color-primary);font-size:1.05rem;margin-bottom:.4rem}.product-trust span{font-size:.93rem;line-height:1.55;color:var(--color-text)}

.product-catalog__head{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(280px,.8fr);gap:3rem;align-items:end;margin-bottom:2rem}.product-catalog__head>p{max-width:52ch;margin:0;color:var(--color-text)}
.product-filter{display:flex;gap:.65rem;flex-wrap:wrap;margin-bottom:2.5rem}.product-filter button{border:1px solid var(--color-border);background:#fff;color:var(--color-primary);padding:.75rem 1rem;border-radius:999px;font:inherit;font-weight:700;cursor:pointer;transition:.25s}.product-filter button:hover,.product-filter button.is-active{background:var(--color-primary);color:#fff;border-color:var(--color-primary)}
.product-series-grid{display:grid;gap:1.5rem}.product-series{display:grid;grid-template-columns:minmax(300px,.9fr) minmax(0,1.3fr);border:1px solid var(--color-border);background:#fff;overflow:hidden;border-radius:18px;box-shadow:0 14px 34px rgba(18,36,69,.07)}.product-series[hidden]{display:none}
.product-series__media{position:relative;min-height:330px;background:#eef1f6}.product-series__media picture,.product-series__media img{display:block;width:100%;height:100%}.product-series__media img{object-fit:cover}.product-series__media span{position:absolute;left:1rem;bottom:1rem;background:var(--color-accent);color:#fff;padding:.65rem .85rem;font-weight:800;border-radius:8px}
.product-series__body{padding:clamp(1.4rem,3vw,2.4rem)}.product-series__top{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:1rem;align-items:start}.product-series__kicker{margin:0 0 .3rem;color:var(--color-accent);font-weight:800;text-transform:uppercase;letter-spacing:.08em;font-size:.78rem}.product-series h3{margin:0;color:var(--color-primary);font-size:clamp(1.7rem,3vw,2.5rem)}.product-series__top p:not(.product-series__kicker){margin:.75rem 0 0;max-width:62ch}.product-toggle{border:1px solid var(--color-primary);background:#fff;color:var(--color-primary);padding:.8rem 1rem;border-radius:10px;font:inherit;font-weight:800;display:flex;align-items:center;gap:.5rem;cursor:pointer;white-space:nowrap}.product-toggle svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:2;transition:transform .25s}.product-toggle[aria-expanded=true] svg{transform:rotate(180deg)}
.product-models{display:flex;gap:.55rem;flex-wrap:wrap;margin-top:1.5rem}.product-models span{background:var(--color-surface);color:var(--color-primary);padding:.5rem .7rem;border-radius:8px;font-weight:800;font-size:.88rem}
.product-detail{margin-top:1.6rem;padding-top:1.4rem;border-top:1px solid var(--color-border)}.product-detail h4{color:var(--color-primary);font-size:1.15rem;margin:1.5rem 0 .75rem}.spec-table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}.spec-table{width:100%;border-collapse:collapse;min-width:640px;font-size:.9rem}.spec-table th,.spec-table td{padding:.8rem;border:1px solid #e0e4eb;text-align:left;vertical-align:top}.spec-table thead th{background:var(--color-primary);color:#fff}.spec-table tbody th{background:#f0f2f6;color:var(--color-primary);min-width:150px}.spec-note{font-size:.82rem;color:var(--color-muted);margin:.75rem 0 0}

.controller-section__grid{display:grid;grid-template-columns:minmax(260px,.7fr) minmax(0,1.3fr);gap:clamp(2rem,6vw,6rem);align-items:center}.controller-section__visual{background:#fff;border-radius:20px;padding:2rem;display:grid;place-items:center}.controller-section__visual img{width:min(100%,430px);height:auto}.controller-accordion{display:grid;gap:.7rem;margin-top:2rem}.controller-accordion details{border:1px solid rgba(255,255,255,.18);border-radius:10px;background:rgba(255,255,255,.05);padding:0 1rem}.controller-accordion summary{cursor:pointer;color:#fff;font-weight:800;padding:1rem 0}.controller-accordion p,.controller-accordion li{color:rgba(255,255,255,.78);line-height:1.65}.controller-accordion ul{padding-left:1.2rem;padding-bottom:1rem}
.standards-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem;margin-top:2rem}.standards-grid article{border-left:4px solid var(--color-accent);background:var(--color-surface);padding:1.4rem}.standards-grid h3{margin:0 0 .7rem;color:var(--color-primary);font-size:1.05rem}.standards-grid p{margin:0;line-height:1.7}
.why-yunnei__grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(280px,.75fr);gap:clamp(2rem,6vw,6rem)}.why-tags{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.7rem;margin-top:1.5rem}.why-tags span{border:1px solid var(--color-primary);border-radius:999px;padding:.7rem 1rem;font-weight:800;color:var(--color-primary)}.yunnei-glance{background:var(--color-primary);color:#fff;padding:clamp(1.6rem,4vw,3rem);border-radius:18px}.yunnei-glance strong{display:block;font-size:clamp(4rem,8vw,7rem);line-height:.9}.yunnei-glance>span{display:block;margin:.7rem 0 1.5rem;font-weight:700}.yunnei-glance li{margin:.8rem 0;color:rgba(255,255,255,.82);line-height:1.5}
.product-contact{position:relative;min-height:560px;display:grid;align-items:center;color:#fff;overflow:hidden}.product-contact__media,.product-contact__overlay{position:absolute;inset:0}.product-contact__media img{width:100%;height:100%;object-fit:cover}.product-contact__overlay{background:linear-gradient(90deg,rgba(9,23,48,.95),rgba(17,39,75,.72))}.product-contact__content{position:relative;z-index:1}.product-contact h2{font-size:clamp(2.2rem,5vw,4.5rem);line-height:1;max-width:14ch;margin:.6rem 0 1.2rem}.product-contact p:not(.eyebrow){max-width:56ch;color:rgba(255,255,255,.84);font-size:1.1rem}.product-contact__actions{display:flex;gap:.8rem;flex-wrap:wrap;margin-top:1.8rem}

@media (max-width:1023px){.product-trust__grid{grid-template-columns:repeat(2,1fr)}.product-trust article:nth-child(2){border-right:0}.product-trust article:nth-child(-n+2){border-bottom:1px solid var(--color-border)}.product-series{grid-template-columns:1fr}.product-series__media{min-height:260px}.controller-section__grid,.why-yunnei__grid{grid-template-columns:1fr}.controller-section__visual{order:2}.product-catalog__head{grid-template-columns:1fr;gap:1rem}.standards-grid{grid-template-columns:1fr}}
@media (max-width:639px){.product-hero{min-height:680px}.product-hero__overlay{background:linear-gradient(180deg,rgba(8,20,43,.54),rgba(8,20,43,.96) 58%)}.product-hero__content{padding-block:9rem 4.5rem;margin:0}.product-hero h1{font-size:clamp(2.25rem,11vw,3.25rem);max-width:11ch}.product-hero__actions{display:grid;grid-template-columns:1fr 1fr;gap:.55rem}.product-hero__actions .button{padding:.8rem .7rem;font-size:.82rem;justify-content:center}.product-trust__grid{grid-template-columns:1fr;margin-top:-1.2rem}.product-trust article,.product-trust article:nth-child(2){border-right:0;border-bottom:1px solid var(--color-border)}.product-trust article:last-child{border-bottom:0}.product-filter{flex-wrap:nowrap;overflow-x:auto;padding-bottom:.4rem}.product-filter button{white-space:nowrap}.product-series{border-radius:12px}.product-series__media{min-height:220px}.product-series__top{grid-template-columns:1fr}.product-toggle{width:100%;justify-content:space-between;margin-top:.6rem}.spec-table{min-width:570px}.standards-grid{gap:.8rem}.why-tags{grid-template-columns:1fr}.product-contact{min-height:600px}.product-contact__actions{display:grid;grid-template-columns:1fr 1fr}.product-contact__actions .button{justify-content:center;padding-inline:.7rem;font-size:.88rem}}