/* ===== home ===== */

/* ===== 首页专属: HERO + trust + service/case/solution/about/blog section 布局 ===== */
.hero{ position: relative; min-height: calc(100vh - 114px); display:flex; align-items: center; overflow: hidden; }
.hero__frames{ position:absolute; inset:0; z-index:0; }
.hero__frame{ position:absolute; inset:0; background-image:var(--hero-pc-image); background-size:cover; background-position:center; opacity:0; transform:scale(1.08); transition: opacity 1.2s ease; will-change: opacity, transform; }
.hero__frame.is-active{ opacity:1; animation: heroZoom 8s ease-out forwards; }
@keyframes heroZoom{ from{ transform:scale(1.12); } to{ transform:scale(1); } }
.hero__mask{ position:absolute; inset:0; z-index:1; background: linear-gradient(90deg, rgba(20,22,17,.78) 0%, rgba(20,22,17,.45) 45%, rgba(20,22,17,.1) 100%); }
.hero__inner{ position: relative; z-index:2; color:#fff; padding-left: clamp(24px, 8vw, 150px); padding-right: var(--gutter); padding-block: 40px; max-width: min(46vw, 620px); will-change: transform; }
.hero__slide{ display:none; }
.hero__slide.is-active{ display:block; }
.hero__eyebrow{ color:#C6D4BE; opacity:0; animation: heroUp .7s ease .15s forwards; }
.hero__title{ font-size: var(--fs-hero); color:#fff; margin: 0 0 22px; }
.hero__desc{ font-size: clamp(16px,1.6vw,19px); color: rgba(255,255,255,.88); margin: 0 0 36px; max-width: 520px; opacity:0; animation: heroUp .7s ease .5s forwards; }
.hero__actions{ display:flex; gap:16px; flex-wrap: wrap; opacity:0; animation: heroUp .7s ease .65s forwards; }
@keyframes heroUp{ from{ opacity:0; transform:translateY(20px); } to{ opacity:1; transform:none; } }
.hero__title .word{ display:inline-block; overflow:hidden; vertical-align:top; padding-bottom:.12em; margin-bottom:-.12em; }
.hero__title .word > span{ display:inline-block; transform:translateY(105%); animation: wordRise .8s cubic-bezier(.2,.7,.2,1) forwards; }
@keyframes wordRise{ to{ transform:none; } }
.hero__scroll{ position:absolute; left:50%; bottom:34px; transform:translateX(-50%); z-index:3; width:26px; height:42px; border:1.5px solid rgba(255,255,255,.5); border-radius:14px; display:grid; justify-items:center; padding-top:8px; }
.hero__scroll span{ width:3px; height:8px; background:#fff; border-radius:2px; animation: scrollDot 1.6s ease-in-out infinite; }
@keyframes scrollDot{ 0%{ opacity:0; transform:translateY(0); } 30%{ opacity:1; } 100%{ opacity:0; transform:translateY(12px); } }
.hero__dots{ position:absolute; right: clamp(24px,8vw,150px); bottom: 40px; z-index:3; display:flex; gap:10px; }
.hero__dot{ width:28px; height:2px; background: rgba(255,255,255,.4); border:0; padding:0; }
.hero__dot.is-active{ background:#fff; }

.trust{ background: var(--bg-alt); border-bottom:1px solid var(--line); }
.trust__inner{ display:grid; grid-template-columns: repeat(4,1fr); gap: 32px; padding-block: 48px; }
.trust__num{ font-family: var(--font-display); font-size: clamp(30px,3.5vw,44px); font-weight:600; letter-spacing:-.02em; }
.trust__num em{ font-style:normal; color: var(--brand); font-size:.55em; margin-left:2px; }
.trust__label{ font-size: var(--fs-small); color: var(--ink-soft); letter-spacing:.06em; text-transform:uppercase; margin-top:6px; }

.service__grid{ display:grid; grid-template-columns: repeat(3,1fr); gap: 20px; }
.service__item{ position:relative; background: rgba(255,255,255,.04); border:1px solid rgba(255,255,255,.1); border-radius:10px; padding: 40px 34px 34px; text-decoration:none; color:var(--bg); overflow:hidden; transition: transform .4s cubic-bezier(.2,.6,.2,1), border-color .4s, background .4s; }
.service__item::before{ content:""; position:absolute; left:0; top:0; height:3px; width:0; background:#A9C0A0; transition:width .5s ease; }
.service__item:hover{ transform:translateY(-6px); border-color:rgba(169,192,160,.5); background:rgba(255,255,255,.07); }
.service__item:hover::before{ width:100%; }
.service__ic{ width:52px; height:52px; border-radius:12px; background:rgba(169,192,160,.14); display:grid; place-items:center; margin-bottom:22px; transition:transform .4s; }
.service__item:hover .service__ic{ transform:rotate(-8deg) scale(1.08); }
.service__ic svg{ width:26px; height:26px; color:#A9C0A0; }
.service__no{ position:absolute; top:32px; right:32px; font-family: var(--font-display); font-size: 40px; color:rgba(255,255,255,.08); font-weight:600; }
.service__name{ font-family: var(--font-display); font-size: 23px; margin: 0 0 12px; letter-spacing:-.01em; }
.service__desc{ color:#B7B2AA; font-size:14px; margin:0 0 22px; line-height:1.6; }
.service__go{ display:inline-flex; align-items:center; gap:8px; color:#A9C0A0; font-size:14px; font-weight:600; }
.service__go svg{ width:16px; height:16px; transition:transform .3s; }
.service__item:hover .service__go svg{ transform:translateX(5px); }
@media (max-width:860px){ .service__grid{ grid-template-columns:1fr; } }

.case-row{ display:grid; grid-template-columns: 1fr 1fr; gap: clamp(32px,5vw,72px); align-items:center; margin-bottom: 96px; }
.case-row:last-child{ margin-bottom:0; }
.case-row:nth-child(even) .case-row__media{ order:2; }
.case-row__media{ aspect-ratio: 3/2; overflow:hidden; border-radius:6px; }
.case-row__media img{ width:100%; height:100%; object-fit:cover; transition: transform .9s cubic-bezier(.2,.6,.2,1); }
.case-row:hover .case-row__media img{ transform: scale(1.05); }
.case-row__cat{ color: var(--brand); }

.sol-list{ border-top: 1px solid var(--line); }
.sol-item{ display:grid; grid-template-columns: 80px 1fr auto; gap: 28px; align-items:center; padding: 34px 0; border-bottom:1px solid var(--line); text-decoration:none; color:inherit; transition: padding-left .3s ease; }
.sol-item:hover{ padding-left: 12px; }
.sol-num{ font-family: var(--font-display); font-size: 28px; color: var(--line); font-weight:600; }
.sol-item:hover .sol-num{ color: var(--brand); }
.sol-name{ margin:0 0 6px; }
.sol-desc{ margin:0; color: var(--ink-soft); font-size:14px; }
.sol-arrow{ color: var(--ink-soft); font-size:22px; transition: transform .3s; }
.sol-item:hover .sol-arrow{ transform: translateX(6px); color: var(--brand); }

.about{ display:grid; grid-template-columns: 1.05fr .95fr; gap: clamp(40px,6vw,88px); align-items:center; }
.about__media{ aspect-ratio: 4/5; overflow:hidden; border-radius:6px; }
.about__media img{ width:100%; height:100%; object-fit:cover; }
.about__stats{ display:flex; gap: 40px; margin-top: 32px; }
.about__stat b{ font-family: var(--font-display); font-size: 34px; font-weight:600; display:block; }
.about__stat span{ font-size: var(--fs-small); color: var(--ink-soft); text-transform:uppercase; letter-spacing:.06em; }

.blog__media{ aspect-ratio: 16/10; }
.blog__date{ font-size: var(--fs-small); color: var(--ink-soft); letter-spacing:.05em; }

@media (max-width: 860px){
  .hero__inner{ max-width:none; padding-left: var(--gutter); }
  .service__grid{ grid-template-columns:1fr; }
  .case-row{ grid-template-columns:1fr; gap:24px; }
  .case-row:nth-child(even) .case-row__media{ order:0; }
  .about{ grid-template-columns:1fr; }
  .trust__inner{ grid-template-columns: repeat(2,1fr); gap:28px; }
}
@media (max-width: 520px){
  .sol-item{ grid-template-columns: 48px 1fr; }
  .sol-arrow{ display:none; }
}

/* ===== about ===== */

.about-intro{ display:grid; grid-template-columns:1fr 1fr; gap:clamp(40px,6vw,88px); align-items:center; }
.about-intro__media{ position:relative; aspect-ratio:4/5; border-radius:8px; overflow:hidden; }
.about-intro__media img{ width:100%; height:100%; object-fit:cover; }
.play{ position:absolute; inset:0; display:grid; place-items:center; background:rgba(20,22,17,.25); border:0; cursor:pointer; }
.play span{ width:76px; height:76px; border-radius:50%; background:rgba(255,255,255,.92); display:grid; place-items:center; transition:transform .3s; }
.play:hover span{ transform:scale(1.08); }
.play svg{ width:26px; height:26px; color:var(--brand); margin-left:4px; }
.stats{ display:grid; grid-template-columns:repeat(4,1fr); gap:32px; text-align:center; }
.stats b{ font-family:var(--font-display); font-size:clamp(34px,4vw,52px); font-weight:600; display:block; color:var(--brand); }
.stats span{ font-size:var(--fs-small); color:var(--ink-soft); text-transform:uppercase; letter-spacing:.06em; }
.adv{ display:grid; grid-template-columns:repeat(4,1fr); gap:28px; }
.adv__item{ text-align:center; padding:32px 24px; }
.adv__ic{ width:56px; height:56px; margin:0 auto 18px; border-radius:50%; background:var(--bg); display:grid; place-items:center; }
.adv__ic svg{ width:26px; height:26px; color:var(--brand); }
.adv__item h3{ font-size:19px; margin:0 0 8px; }
.adv__item p{ font-size:14px; color:var(--ink-soft); margin:0; }
.timeline{ max-width:820px; margin:0 auto; border-left:2px solid var(--line); padding-left:40px; }
.tl-item{ position:relative; padding-bottom:40px; }
.tl-item:last-child{ padding-bottom:0; }
.tl-item::before{ content:""; position:absolute; left:-49px; top:2px; width:16px; height:16px; border-radius:50%; background:var(--brand); border:3px solid var(--bg); }
.tl-item b{ font-family:var(--font-display); font-size:22px; color:var(--brand); }
.tl-item h3{ font-size:18px; margin:4px 0 6px; }
.tl-item p{ color:var(--ink-soft); font-size:14px; margin:0; }
.factory{ display:grid; grid-template-columns:2fr 1fr 1fr; grid-auto-rows:200px; gap:16px; }
.factory a{ border-radius:8px; overflow:hidden; display:block; }
.factory a:first-child{ grid-row:span 2; }
.factory img{ width:100%; height:100%; object-fit:cover; transition:transform .7s; }
.factory a:hover img{ transform:scale(1.05); }
.certs{ display:grid; grid-template-columns:repeat(5,1fr); gap:20px; }
.cert{ aspect-ratio:3/4; border:1px solid var(--line); border-radius:8px; background:var(--surface); display:flex; flex-direction:column; align-items:center; justify-content:center; gap:6px; text-align:center; padding:20px; transition:transform .3s, box-shadow .3s, border-color .3s; }
.cert:hover{ transform:translateY(-6px); box-shadow:0 14px 30px rgba(0,0,0,.07); border-color:var(--brand); }
.cert__badge{ width:52px; height:52px; margin-bottom:8px; border-radius:50%; background:rgba(61,90,61,.1); display:grid; place-items:center; transition:transform .4s; }
.cert:hover .cert__badge{ transform:rotate(-8deg) scale(1.08); }
.cert__badge svg{ width:26px; height:26px; color:var(--brand); }
.cert b{ font-family:var(--font-display); font-size:17px; }
.cert span{ font-size:12px; color:var(--ink-soft); }
@media (max-width:860px){ .about-intro{ grid-template-columns:1fr; } .stats,.adv{ grid-template-columns:repeat(2,1fr); } .factory{ grid-template-columns:1fr 1fr; } .factory a:first-child{ grid-row:auto; } .certs{ grid-template-columns:repeat(3,1fr); } }

/* ===== contact ===== */

.contact-grid{ display:grid; grid-template-columns:1fr 1.1fr; gap:clamp(40px,6vw,80px); align-items:start; }
.contact-list{ list-style:none; margin:28px 0 0; padding:0; display:grid; gap:4px; }
.contact-list li{ border-top:1px solid var(--line); }
.contact-list li:last-child{ border-bottom:1px solid var(--line); }
.contact-list a, .contact-list .ci{ display:flex; align-items:center; gap:16px; padding:20px 4px; text-decoration:none; color:var(--ink); }
.contact-list a{ transition:padding-left .3s, color .2s; }
.contact-list a:hover{ padding-left:8px; color:var(--brand); }
.contact-list svg{ width:22px; height:22px; color:var(--brand); flex:none; }
.contact-list small{ display:block; font-size:var(--fs-small); color:var(--ink-soft); text-transform:uppercase; letter-spacing:.06em; }
.contact-list b{ font-weight:600; font-size:16px; }
.contact-social{ display:flex; gap:12px; margin-top:28px; }
.contact-social a{ width:42px; height:42px; border:1px solid var(--line); border-radius:4px; display:grid; place-items:center; color:var(--ink-soft); transition:all .25s; }
.contact-social a:hover{ background:var(--brand); color:#fff; border-color:var(--brand); transform:translateY(-2px); }
.contact-social svg{ width:18px; height:18px; }
.map{ margin-top:0; border-radius:8px; overflow:hidden; aspect-ratio:21/9; border:1px solid var(--line); }
.map img{ width:100%; height:100%; object-fit:cover; }
@media (max-width:860px){ .contact-grid{ grid-template-columns:1fr; } }

/* ===== products ===== */

/* ===== products 专属 ===== */
.overview{ display:grid; grid-template-columns: 1fr 1fr; gap: clamp(32px,5vw,72px); align-items:center; }
.overview__stats{ display:flex; gap:40px; margin-top:28px; flex-wrap:wrap; }
.overview__stat b{ font-family:var(--font-display); font-size:32px; font-weight:600; display:block; }
.overview__stat span{ font-size:var(--fs-small); color:var(--ink-soft); text-transform:uppercase; letter-spacing:.06em; }
.faq__list{ max-width: 860px; margin: 0 auto; }
.faq__item{ border-bottom:1px solid var(--line); }
.faq__q{ width:100%; text-align:left; background:none; border:0; cursor:pointer; padding:26px 40px 26px 0; font-family:var(--font-display); font-size:clamp(17px,2vw,21px); color:var(--ink); position:relative; }
.faq__q::after{ content:"+"; position:absolute; right:0; top:50%; transform:translateY(-50%); font-size:24px; color:var(--brand); transition:transform .3s; }
.faq__item.is-open .faq__q::after{ transform:translateY(-50%) rotate(45deg); }
.faq__a{ max-height:0; overflow:hidden; transition:max-height .4s ease; color:var(--ink-soft); }
.faq__a p{ padding:0 0 26px; margin:0; max-width:70ch; }
.faq__item.is-open .faq__a{ max-height:240px; }
@media (max-width:860px){ .overview{ grid-template-columns:1fr; } }

/* ===== product-category ===== */

.cathead{ margin-bottom: 40px; }
.cathead .h2{ margin-bottom:12px; }
.result-bar{ display:flex; justify-content:space-between; align-items:center; margin-bottom:28px; color:var(--ink-soft); font-size:14px; flex-wrap:wrap; gap:12px; }
.result-bar select{ border:1px solid var(--line); border-radius:4px; padding:9px 14px; font-family:inherit; font-size:14px; background:var(--surface); color:var(--ink); }
.faq__list{ max-width:860px; margin:0 auto; }
.faq__item{ border-bottom:1px solid var(--line); }
.faq__q{ width:100%; text-align:left; background:none; border:0; cursor:pointer; padding:26px 40px 26px 0; font-family:var(--font-display); font-size:clamp(17px,2vw,21px); color:var(--ink); position:relative; }
.faq__q::after{ content:"+"; position:absolute; right:0; top:50%; transform:translateY(-50%); font-size:24px; color:var(--brand); transition:transform .3s; }
.faq__item.is-open .faq__q::after{ transform:translateY(-50%) rotate(45deg); }
.faq__a{ max-height:0; overflow:hidden; transition:max-height .4s ease; color:var(--ink-soft); }
.faq__a p{ padding:0 0 26px; margin:0; max-width:70ch; }
.faq__item.is-open .faq__a{ max-height:240px; }

/* ===== product-detail ===== */

/* ===== product-detail 专属 ===== */
.pd{ display:grid; grid-template-columns: 1.05fr 1fr; gap: clamp(32px,5vw,72px); align-items:start; }
/* 相册 */
.gallery__main{ aspect-ratio: 4/3; border-radius:8px; overflow:hidden; border:1px solid var(--line); background:var(--surface); }
.gallery__main img{ width:100%; height:100%; object-fit:cover; transition:opacity .3s ease; }
.gallery__thumbs{ display:grid; grid-template-columns: repeat(4,1fr); gap:12px; margin-top:14px; }
.gallery__thumb{ aspect-ratio:1; border-radius:6px; overflow:hidden; border:1px solid var(--line); cursor:pointer; background:none; padding:0; opacity:.6; transition:opacity .2s, border-color .2s; }
.gallery__thumb.is-active{ opacity:1; border-color:var(--brand); }
.gallery__thumb img{ width:100%; height:100%; object-fit:cover; }
/* 信息 */
.pd__cat{ font-size:var(--fs-small); letter-spacing:.12em; text-transform:uppercase; color:var(--brand); }
.pd__title{ font-size:clamp(28px,3.4vw,42px); margin:10px 0 18px; }
.pd__intro{ color:var(--ink-soft); margin:0 0 28px; max-width:56ch; }
.pd__highlights{ list-style:none; margin:0 0 32px; padding:0; display:grid; gap:14px; }
.pd__highlights li{ display:flex; gap:12px; align-items:flex-start; }
.pd__highlights svg{ width:20px; height:20px; color:var(--brand); flex:none; margin-top:2px; }
/* 询盘按钮组 (Chat/Message/Email 三入口) */
.pd__inquire{ display:flex; gap:12px; flex-wrap:wrap; }
.pd__inquire .btn{ display:inline-flex; align-items:center; gap:9px; }
.pd__inquire .btn svg{ width:18px; height:18px; }
.pd__meta{ margin-top:28px; border-top:1px solid var(--line); padding-top:24px; display:grid; gap:10px; font-size:14px; color:var(--ink-soft); }
.pd__meta b{ color:var(--ink); font-weight:600; }
/* Tabs */
.ptabs__nav{ display:flex; gap:4px; border-bottom:1px solid var(--line); flex-wrap:wrap; margin-bottom:40px; }
.ptab{ background:none; border:0; border-bottom:2px solid transparent; padding:16px 22px; font-family:var(--font-body); font-size:15px; font-weight:600; color:var(--ink-soft); cursor:pointer; transition:all .2s; margin-bottom:-1px; }
.ptab.is-active{ color:var(--ink); border-bottom-color:var(--brand); }
.ppane{ display:none; }
.ppane.is-active{ display:block; animation: fadeIn .4s ease; }
@keyframes fadeIn{ from{opacity:0;transform:translateY(8px)} to{opacity:1;transform:none} }
/* desc tab 图文交替 */
.descrow{ display:grid; grid-template-columns:1fr 1fr; gap:clamp(28px,4vw,56px); align-items:center; margin-bottom:48px; }
.descrow:last-child{ margin-bottom:0; }
.descrow:nth-child(even) .descrow__media{ order:2; }
.descrow__media{ aspect-ratio:4/3; border-radius:8px; overflow:hidden; }
.descrow__media img{ width:100%; height:100%; object-fit:cover; }
/* download tab */
.dl-list{ display:grid; gap:12px; }
.dl-item{ display:flex; align-items:center; gap:16px; padding:20px 24px; border:1px solid var(--line); border-radius:6px; background:var(--surface); text-decoration:none; color:inherit; transition: border-color .2s, transform .2s; }
.dl-item:hover{ border-color:var(--brand); transform:translateX(4px); }
.dl-item svg{ width:24px; height:24px; color:var(--brand); flex:none; }
.dl-item b{ display:block; }
.dl-item span{ font-size:13px; color:var(--ink-soft); }
.dl-item .dl-go{ margin-left:auto; color:var(--brand); }
/* content tab 参数表 */
.spec{ width:100%; border-collapse:collapse; }
.spec th, .spec td{ text-align:left; padding:14px 16px; border-bottom:1px solid var(--line); font-size:14px; }
.spec th{ width:32%; color:var(--ink-soft); font-weight:600; background:var(--bg-alt); }
@media (max-width:860px){ .pd{ grid-template-columns:1fr; } .descrow{ grid-template-columns:1fr; } .descrow:nth-child(even) .descrow__media{ order:0; } }

/* ===== services ===== */

.svc-row{ display:grid; grid-template-columns:1fr 1fr; gap:clamp(32px,5vw,72px); align-items:center; margin-bottom:clamp(48px,7vw,96px); }
.svc-row:last-child{ margin-bottom:0; }
.svc-row:nth-child(even) .svc-row__media{ order:2; }
.svc-row__media{ aspect-ratio:4/3; border-radius:8px; overflow:hidden; }
.svc-row__media img{ width:100%; height:100%; object-fit:cover; transition:transform .9s cubic-bezier(.2,.6,.2,1); }
.svc-row:hover .svc-row__media img{ transform:scale(1.04); }
.svc-row__no{ font-family:var(--font-display); font-size:15px; color:var(--brand); letter-spacing:.06em; }
.svc-row__list{ list-style:none; margin:20px 0 28px; padding:0; display:grid; gap:10px; }
.svc-row__list li{ display:flex; gap:10px; align-items:flex-start; color:var(--ink-soft); font-size:15px; }
.svc-row__list svg{ width:18px; height:18px; color:var(--brand); flex:none; margin-top:3px; }
.svc-logos{ display:flex; flex-wrap:wrap; gap:40px; justify-content:center; align-items:center; opacity:.6; }
.svc-logos span{ font-family:var(--font-display); font-size:22px; color:var(--ink-soft); }
.faq__list{ max-width:860px; margin:0 auto; }
.faq__item{ border-bottom:1px solid var(--line); }
.faq__q{ width:100%; text-align:left; background:none; border:0; cursor:pointer; padding:26px 40px 26px 0; font-family:var(--font-display); font-size:clamp(17px,2vw,21px); color:var(--ink); position:relative; }
.faq__q::after{ content:"+"; position:absolute; right:0; top:50%; transform:translateY(-50%); font-size:24px; color:var(--brand); transition:transform .3s; }
.faq__item.is-open .faq__q::after{ transform:translateY(-50%) rotate(45deg); }
.faq__a{ max-height:0; overflow:hidden; transition:max-height .4s ease; color:var(--ink-soft); }
.faq__a p{ padding:0 0 26px; margin:0; max-width:70ch; }
.faq__item.is-open .faq__a{ max-height:240px; }
@media (max-width:860px){ .svc-row{ grid-template-columns:1fr; gap:24px; } .svc-row:nth-child(even) .svc-row__media{ order:0; } }

/* ===== service-detail ===== */

.article{ max-width:820px; margin:0 auto; }
.article__lead{ font-size:clamp(18px,2vw,22px); color:var(--ink); line-height:1.6; margin:0 0 32px; }
.article__media{ border-radius:8px; overflow:hidden; margin:0 0 40px; aspect-ratio:16/9; }
.article__media img{ width:100%; height:100%; object-fit:cover; }
.article p{ color:var(--ink-soft); margin:0 0 20px; }
.article h2{ font-size:clamp(22px,3vw,30px); margin:40px 0 16px; }
.article ul{ color:var(--ink-soft); padding-left:20px; margin:0 0 20px; }
.article li{ margin-bottom:8px; }
.prevnext{ display:flex; justify-content:space-between; gap:20px; border-top:1px solid var(--line); margin-top:56px; padding-top:32px; flex-wrap:wrap; }
.prevnext a{ text-decoration:none; color:var(--ink-soft); font-size:14px; transition:color .2s; max-width:45%; }
.prevnext a:hover{ color:var(--brand); }
.prevnext small{ display:block; font-size:12px; letter-spacing:.08em; text-transform:uppercase; margin-bottom:4px; }
.prevnext b{ font-family:var(--font-display); font-weight:600; font-size:17px; color:var(--ink); }
.prevnext .pn-next{ text-align:right; margin-left:auto; }

/* ===== solutions ===== */

.sol-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:28px; }
.sol-card{ position:relative; display:block; border-radius:8px; overflow:hidden; text-decoration:none; color:#fff; aspect-ratio:3/4; }
.sol-card img{ width:100%; height:100%; object-fit:cover; transition:transform .8s cubic-bezier(.2,.6,.2,1); }
.sol-card::after{ content:""; position:absolute; inset:0; background:linear-gradient(transparent 35%, rgba(20,22,17,.85)); }
.sol-card:hover img{ transform:scale(1.06); }
.sol-card__body{ position:absolute; left:0; right:0; bottom:0; z-index:2; padding:28px; }
.sol-card__no{ font-family:var(--font-display); font-size:14px; color:#A9C0A0; letter-spacing:.06em; }
.sol-card__title{ font-family:var(--font-display); font-size:23px; margin:8px 0 6px; letter-spacing:-.01em; }
.sol-card__desc{ font-size:14px; color:rgba(255,255,255,.82); margin:0; max-height:0; overflow:hidden; opacity:0; transition:max-height .4s ease, opacity .4s ease, margin .4s ease; }
.sol-card:hover .sol-card__desc{ max-height:120px; opacity:1; margin-top:8px; }
.sol-card__eye{ position:absolute; top:20px; right:20px; z-index:2; width:44px; height:44px; border-radius:50%; background:rgba(255,255,255,.15); backdrop-filter:blur(6px); display:grid; place-items:center; opacity:0; transform:scale(.8); transition:.3s; }
.sol-card:hover .sol-card__eye{ opacity:1; transform:scale(1); }
.sol-card__eye svg{ width:20px; height:20px; color:#fff; }
@media (max-width:860px){ .sol-grid{ grid-template-columns:1fr 1fr; } }
@media (max-width:520px){ .sol-grid{ grid-template-columns:1fr; } }

/* ===== cases ===== */

.case-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:28px; }
.case-cell{ position:relative; display:block; border-radius:8px; overflow:hidden; text-decoration:none; color:#fff; aspect-ratio:4/3; }
.case-cell img{ width:100%; height:100%; object-fit:cover; transition:transform .8s cubic-bezier(.2,.6,.2,1); }
.case-cell::after{ content:""; position:absolute; inset:0; background:linear-gradient(transparent 40%, rgba(20,22,17,.82)); }
.case-cell:hover img{ transform:scale(1.06); }
.case-cell__body{ position:absolute; left:0; right:0; bottom:0; z-index:2; padding:26px; }
.case-cell__cat{ font-size:12px; letter-spacing:.1em; text-transform:uppercase; color:#A9C0A0; }
.case-cell__title{ font-family:var(--font-display); font-size:20px; margin:8px 0 0; letter-spacing:-.01em; }
@media (max-width:860px){ .case-grid{ grid-template-columns:1fr 1fr; } }
@media (max-width:520px){ .case-grid{ grid-template-columns:1fr; } }

/* ===== case-detail ===== */

.article{ max-width:820px; margin:0 auto; }
.case-meta{ display:flex; gap:40px; flex-wrap:wrap; padding:24px 0 32px; border-bottom:1px solid var(--line); margin-bottom:40px; }
.case-meta div b{ font-family:var(--font-display); font-size:28px; font-weight:600; display:block; color:var(--brand); }
.case-meta div span{ font-size:13px; color:var(--ink-soft); text-transform:uppercase; letter-spacing:.06em; }
.article__lead{ font-size:clamp(18px,2vw,22px); color:var(--ink); line-height:1.6; margin:0 0 32px; }
.article p{ color:var(--ink-soft); margin:0 0 20px; }
.article h2{ font-size:clamp(22px,3vw,30px); margin:40px 0 16px; }
.article blockquote{ border-left:3px solid var(--brand); margin:32px 0; padding:8px 0 8px 24px; font-family:var(--font-display); font-size:22px; color:var(--ink); font-style:italic; }
.prevnext{ display:flex; justify-content:space-between; gap:20px; border-top:1px solid var(--line); margin-top:56px; padding-top:32px; flex-wrap:wrap; }
.prevnext a{ text-decoration:none; color:var(--ink-soft); font-size:14px; transition:color .2s; max-width:45%; }
.prevnext a:hover{ color:var(--brand); }
.prevnext small{ display:block; font-size:12px; letter-spacing:.08em; text-transform:uppercase; margin-bottom:4px; }
.prevnext b{ font-family:var(--font-display); font-weight:600; font-size:17px; color:var(--ink); }
.prevnext .pn-next{ text-align:right; margin-left:auto; }

/* ===== blog ===== */

.post-row{ display:grid; grid-template-columns:360px 1fr; gap:32px; align-items:center; padding:28px; border:1px solid var(--line); border-radius:8px; background:var(--surface); text-decoration:none; color:inherit; margin-bottom:24px; transition:box-shadow .3s, transform .3s; }
.post-row:hover{ box-shadow:0 12px 28px rgba(0,0,0,.06); transform:translateY(-2px); }
.post-row__media{ aspect-ratio:16/10; border-radius:6px; overflow:hidden; }
.post-row__media img{ width:100%; height:100%; object-fit:cover; transition:transform .7s cubic-bezier(.2,.6,.2,1); }
.post-row:hover .post-row__media img{ transform:scale(1.05); }
.post-row__date{ font-size:13px; color:var(--ink-soft); letter-spacing:.05em; }
.post-row__title{ font-size:clamp(20px,2.4vw,26px); margin:8px 0 10px; }
.post-row__excerpt{ color:var(--ink-soft); margin:0 0 16px; max-width:60ch; }
@media (max-width:720px){ .post-row{ grid-template-columns:1fr; } }

/* ===== blog-detail ===== */

.blogwrap{ display:grid; grid-template-columns:1fr 320px; gap:clamp(32px,4vw,64px); align-items:start; }
.article__lead{ font-size:clamp(18px,2vw,22px); color:var(--ink); line-height:1.6; margin:0 0 28px; }
.article__media{ border-radius:8px; overflow:hidden; margin:0 0 36px; aspect-ratio:16/9; }
.article__media img{ width:100%; height:100%; object-fit:cover; }
.post-head{ margin-bottom:28px; }
.post-head__meta{ display:flex; align-items:center; gap:14px; margin-top:16px; color:var(--ink-soft); font-size:14px; }
.post-head__meta img{ width:40px; height:40px; border-radius:50%; object-fit:cover; }
.article-body p{ color:var(--ink-soft); margin:0 0 20px; }
.article-body h2{ font-size:clamp(22px,3vw,28px); margin:40px 0 16px; scroll-margin-top:130px; }
.article-body ul{ color:var(--ink-soft); padding-left:20px; margin:0 0 20px; }
.article-body li{ margin-bottom:8px; }
.share{ display:flex; gap:10px; align-items:center; margin:40px 0; padding:20px 0; border-block:1px solid var(--line); }
.share span{ font-size:13px; color:var(--ink-soft); text-transform:uppercase; letter-spacing:.06em; }
.share a{ width:38px; height:38px; border:1px solid var(--line); border-radius:4px; display:grid; place-items:center; color:var(--ink-soft); transition:all .2s; }
.share a:hover{ background:var(--brand); color:#fff; border-color:var(--brand); }
.share svg{ width:16px; height:16px; }
.author-card{ display:flex; gap:18px; align-items:center; background:var(--bg-alt); border-radius:8px; padding:24px; margin:40px 0; }
.author-card img{ width:64px; height:64px; border-radius:50%; object-fit:cover; flex:none; }
.author-card b{ font-family:var(--font-display); font-size:18px; }
.author-card p{ margin:4px 0 0; font-size:14px; color:var(--ink-soft); }
.prevnext{ display:flex; justify-content:space-between; gap:20px; border-top:1px solid var(--line); margin-top:40px; padding-top:32px; flex-wrap:wrap; }
.prevnext a{ text-decoration:none; color:var(--ink-soft); font-size:14px; max-width:45%; transition:color .2s; }
.prevnext a:hover{ color:var(--brand); }
.prevnext small{ display:block; font-size:12px; letter-spacing:.08em; text-transform:uppercase; margin-bottom:4px; }
.prevnext b{ font-family:var(--font-display); font-weight:600; font-size:16px; color:var(--ink); }
.prevnext .pn-next{ text-align:right; margin-left:auto; }
.side{ position:sticky; top:130px; display:grid; gap:32px; }
.side__box h4{ font-family:var(--font-body); font-size:var(--fs-small); letter-spacing:.1em; text-transform:uppercase; color:var(--ink-soft); margin:0 0 16px; padding-bottom:12px; border-bottom:1px solid var(--line); }
.toc{ list-style:none; margin:0; padding:0; display:grid; gap:10px; }
.toc a{ text-decoration:none; color:var(--ink-soft); font-size:14px; transition:color .2s; }
.toc a:hover{ color:var(--brand); }
.side__list{ list-style:none; margin:0; padding:0; display:grid; gap:14px; }
.side__list a{ text-decoration:none; color:var(--ink); font-size:14px; font-weight:500; line-height:1.4; transition:color .2s; }
.side__list a:hover{ color:var(--brand); }
.side__list small{ display:block; color:var(--ink-soft); font-weight:400; font-size:12px; margin-top:2px; }
.side__tags{ display:flex; flex-wrap:wrap; gap:8px; }
.side__tags a{ font-size:13px; border:1px solid var(--line); border-radius:4px; padding:6px 12px; text-decoration:none; color:var(--ink-soft); transition:all .2s; }
.side__tags a:hover{ border-color:var(--brand); color:var(--brand); }
@media (max-width:960px){ .blogwrap{ grid-template-columns:1fr; } .side{ position:static; } }

/* ===== privacy ===== */

.legal{ max-width:820px; margin:0 auto; }
.legal p{ color:var(--ink-soft); margin:0 0 20px; }
.legal h2{ font-size:clamp(20px,2.6vw,26px); margin:40px 0 14px; }
.legal ul{ color:var(--ink-soft); padding-left:20px; margin:0 0 20px; }
.legal li{ margin-bottom:8px; }
.legal__updated{ font-size:14px; color:var(--ink-soft); }

/* ===== search ===== */

.search-hero{ padding-block: clamp(48px,7vh,90px); background:var(--bg-alt); border-bottom:1px solid var(--line); }
.search-box{ display:flex; gap:12px; max-width:640px; margin-top:20px; }
.search-box input{ flex:1; border:1px solid var(--line); border-radius:4px; padding:15px 18px; font-family:inherit; font-size:16px; background:var(--surface); color:var(--ink); }
.search-box input:focus{ outline:none; border-color:var(--brand); }
.res-count{ color:var(--ink-soft); font-size:14px; margin-bottom:28px; }
.res{ display:block; text-decoration:none; color:inherit; padding:24px 0; border-bottom:1px solid var(--line); transition:padding-left .2s; }
.res:hover{ padding-left:8px; }
.res__type{ font-size:12px; letter-spacing:.1em; text-transform:uppercase; color:var(--brand); }
.res__title{ font-family:var(--font-display); font-size:20px; margin:6px 0; }
.res__excerpt{ color:var(--ink-soft); font-size:14px; margin:0; max-width:70ch; }

/* ===== 404 ===== */

.err{ min-height:60vh; display:grid; place-items:center; text-align:center; }
.err__code{ font-family:var(--font-display); font-size:clamp(90px,18vw,220px); font-weight:700; line-height:1; color:var(--brand); letter-spacing:-.03em; }
.err__title{ font-size:clamp(24px,3vw,36px); margin:8px 0 14px; }
.err__desc{ color:var(--ink-soft); max-width:46ch; margin:0 auto 32px; }
.err__actions{ display:flex; gap:14px; justify-content:center; flex-wrap:wrap; }

/* ===== thanks ===== */

.ty{ min-height:56vh; display:grid; place-items:center; text-align:center; }
.ty__ic{ width:88px; height:88px; margin:0 auto 28px; border-radius:50%; background:var(--brand); display:grid; place-items:center; }
.ty__ic svg{ width:40px; height:40px; color:#fff; }
.ty__title{ font-size:clamp(26px,3.4vw,42px); margin:0 0 14px; }
.ty__desc{ color:var(--ink-soft); max-width:48ch; margin:0 auto 32px; }
.ty__actions{ display:flex; gap:14px; justify-content:center; flex-wrap:wrap; }


/* ===== Meridian 1.4 Home presentation refinements ===== */
.hero{
  min-height:clamp(640px,calc(100vh - 114px),900px);
  align-items:stretch;
  background:#161914;
}
.hero__frame{transition:opacity .9s ease;}
.hero__frame.is-active{animation-duration:7.5s;}
.hero__mask{
  background:
    linear-gradient(90deg,rgba(13,17,13,.88) 0%,rgba(13,17,13,.62) 42%,rgba(13,17,13,.18) 74%,rgba(13,17,13,.08) 100%),
    linear-gradient(0deg,rgba(13,17,13,.5) 0%,transparent 42%);
}
.hero__inner{
  width:min(calc(100% - (var(--gutter) * 2)),1280px);
  max-width:none;
  min-height:100%;
  margin:0 auto;
  padding:clamp(92px,12vh,150px) 0 clamp(120px,16vh,180px);
  display:flex;
  align-items:center;
  box-sizing:border-box;
}
.hero__slide{width:min(100%,720px);}
.hero--center .hero__inner{justify-content:center;text-align:center;}
.hero--center .hero__slide{margin-inline:auto;}
.hero--center .hero__desc{margin-inline:auto;}
.hero--center .hero__actions{justify-content:center;}
.hero__eyebrow{
  display:inline-flex;
  align-items:center;
  gap:10px;
  margin-bottom:20px;
  color:#d8e5d1;
  letter-spacing:.2em;
}
.hero__eyebrow::before{content:"";width:34px;height:1px;background:#a9c0a0;}
.hero--center .hero__eyebrow::before{display:none;}
.hero__title{
  max-width:15ch;
  margin:0 0 24px;
  font-size:clamp(44px,5.2vw,78px);
  line-height:1.03;
  letter-spacing:-.035em;
  text-wrap:balance;
  text-shadow:0 3px 28px rgba(0,0,0,.26);
}
.hero--center .hero__title{margin-inline:auto;}
.hero__desc{
  max-width:58ch;
  margin-bottom:34px;
  font-size:clamp(16px,1.35vw,19px);
  line-height:1.72;
  color:rgba(255,255,255,.84);
}
.hero__controls{
  position:absolute;
  right:max(var(--gutter),calc((100vw - 1280px)/2));
  bottom:38px;
  z-index:4;
  display:flex;
  align-items:center;
  gap:12px;
}
.hero__dots{position:static;display:flex;align-items:center;gap:7px;}
.hero__dot{
  width:36px;
  height:32px;
  padding:0 5px;
  border:0;
  background:transparent;
  cursor:pointer;
}
.hero__dot span{display:block;width:100%;height:2px;background:rgba(255,255,255,.4);transition:height .2s,background .2s,transform .2s;}
.hero__dot:hover span,.hero__dot:focus-visible span{background:#fff;transform:scaleY(1.5);}
.hero__dot.is-active span{height:3px;background:#fff;}
.hero__arrow{
  width:42px;
  height:42px;
  border:1px solid rgba(255,255,255,.42);
  border-radius:50%;
  background:rgba(18,23,18,.25);
  color:#fff;
  display:grid;
  place-items:center;
  cursor:pointer;
  backdrop-filter:blur(8px);
  transition:background .2s,border-color .2s,transform .2s;
}
.hero__arrow:hover,.hero__arrow:focus-visible{background:#fff;border-color:#fff;color:var(--ink);transform:translateY(-2px);}
.hero__arrow svg{width:18px;height:18px;}
.hero__arrow:not(.hero__arrow--next) svg{transform:rotate(180deg);}

.service__item--visual{padding:0;display:flex;flex-direction:column;min-height:100%;}
.service__item--visual::before{z-index:5;}
.service__media{position:relative;aspect-ratio:16/10;overflow:hidden;background:#283027;}
.service__media>img{width:100%;height:100%;object-fit:cover;transition:transform .8s cubic-bezier(.2,.6,.2,1),filter .35s;filter:saturate(.85) brightness(.86);}
.service__item--visual:hover .service__media>img{transform:scale(1.055);filter:saturate(1) brightness(.96);}
.service__media-shade{position:absolute;inset:0;background:linear-gradient(180deg,transparent 45%,rgba(17,21,17,.8));}
.service__item--visual .service__no{top:20px;right:22px;z-index:2;color:rgba(255,255,255,.72);font-size:30px;text-shadow:0 2px 12px rgba(0,0,0,.25);}
.service__content{position:relative;padding:0 30px 32px;flex:1;display:flex;flex-direction:column;}
.service__item--visual .service__ic{position:relative;z-index:2;margin:-27px 0 20px;background:#354a38;border:1px solid rgba(255,255,255,.16);box-shadow:0 8px 20px rgba(0,0,0,.18);}
.service__item--visual .service__go{margin-top:auto;}

.solution-visual-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;}
.solution-visual-card{display:grid;grid-template-columns:minmax(190px,.82fr) minmax(0,1.18fr);min-height:250px;border:1px solid var(--line);border-radius:9px;overflow:hidden;background:var(--surface);text-decoration:none;color:inherit;transition:transform .3s,box-shadow .3s,border-color .3s;}
.solution-visual-card:hover{transform:translateY(-5px);box-shadow:0 18px 42px rgba(22,27,21,.08);border-color:rgba(61,90,61,.42);}
.solution-visual-card__media{position:relative;min-height:100%;overflow:hidden;background:var(--bg-alt);}
.solution-visual-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .75s cubic-bezier(.2,.6,.2,1);}
.solution-visual-card:hover .solution-visual-card__media img{transform:scale(1.06);}
.solution-visual-card__num{position:absolute;left:16px;top:16px;width:46px;height:46px;border-radius:50%;display:grid;place-items:center;background:rgba(251,250,247,.92);color:var(--brand);font-family:var(--font-display);font-weight:700;}
.solution-visual-card__body{padding:30px;display:flex;flex-direction:column;}
.solution-visual-card__body .sol-name{margin:0 0 12px;}
.solution-visual-card__body .sol-desc{line-height:1.65;margin-bottom:24px;}
.solution-visual-card__link{margin-top:auto;display:inline-flex;align-items:center;gap:8px;color:var(--brand);font-size:13px;font-weight:700;}
.solution-visual-card__link svg{width:16px;height:16px;transition:transform .25s;}
.solution-visual-card:hover .solution-visual-card__link svg{transform:translateX(4px);}

@media(max-width:980px){
  .solution-visual-grid{grid-template-columns:1fr;}
}
@media(max-width:860px){
  .hero{min-height:680px;}
  .hero__inner{width:min(calc(100% - 48px),720px);padding-block:100px 150px;}
  .hero__title{font-size:clamp(40px,9vw,62px);}
  .hero__controls{right:24px;bottom:28px;}
  .hero__scroll{left:24px;transform:none;bottom:28px;}
}
@media(max-width:620px){
  .hero{min-height:720px;}
  .hero__inner{width:calc(100% - 36px);align-items:flex-end;padding:100px 0 150px;}
  .hero__title{font-size:clamp(38px,11.5vw,52px);max-width:12ch;}
  .hero__desc{font-size:15px;line-height:1.65;}
  .hero__controls{left:18px;right:18px;justify-content:center;}
  .hero__arrow{width:38px;height:38px;}
  .hero__scroll{display:none;}
  .solution-visual-card{grid-template-columns:1fr;}
  .solution-visual-card__media{aspect-ratio:16/9;min-height:0;}
}

/* 1.6.22 responsive hero assets */
@media(max-width:767px){.hero__frame{background-image:var(--hero-mobile-image,var(--hero-pc-image));background-position:center center}}