:root{
  --red:#E1241B;--red-dark:#b81a13;
  --ink:#1a2630;--ink2:#0f1620;
  --gray:#697480;--line:#e7e9ec;--bg:#fff;--soft:#f5f6f8;
  --radius:16px;--shadow:0 8px 30px rgba(16,22,32,.10);
  --maxw:1200px;
  --font:'Segoe UI',-apple-system,BlinkMacSystemFont,'Helvetica Neue','PingFang SC','Microsoft YaHei',sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.62;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.btn{display:inline-block;background:var(--red);color:#fff;padding:13px 28px;border-radius:999px;font-weight:600;font-size:15px;border:none;cursor:pointer;transition:.2s}
.btn:hover{background:var(--red-dark);transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--ink);border:1.5px solid var(--line)}
.btn-ghost:hover{background:var(--soft)}
.btn-light{background:#fff;color:var(--ink)}
.eyebrow{color:var(--red);font-weight:700;letter-spacing:.13em;text-transform:uppercase;font-size:12.5px}
section{padding:78px 0}
h2.st{font-size:clamp(26px,3.6vw,38px);font-weight:800;letter-spacing:-.02em;margin:8px 0 12px;line-height:1.12}
.sub{color:var(--gray);font-size:17px;max-width:640px}
.center{text-align:center}.center .sub{margin:0 auto}

/* lang toggle */
.lang{display:flex;gap:5px;align-items:center}
.lang button{background:transparent;border:1.5px solid var(--line);color:var(--ink);padding:5px 12px;border-radius:999px;cursor:pointer;font-size:13px;font-weight:700;transition:.15s;white-space:nowrap}
.lang button:hover{border-color:#cfd3d9}
.lang button.active{background:var(--red);border-color:var(--red);color:#fff}

/* header */
header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.97);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:76px;gap:20px}
.logo{height:54px}
nav.menu{display:flex;gap:30px}
nav.menu a{font-weight:600;font-size:15.5px;position:relative;padding:4px 0;white-space:nowrap}
nav.menu a::after{content:"";position:absolute;left:0;bottom:-2px;width:0;height:2px;background:var(--red);transition:.25s}
nav.menu a:hover::after{width:100%}
nav.menu a.active{color:var(--red)}
nav.menu a.active::after{width:100%}
.has-dd{position:relative;display:flex;align-items:center}
.has-dd .caret{font-size:10px;margin-left:5px;color:var(--gray)}
.dd{position:absolute;top:100%;left:0;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);padding:8px;min-width:180px;opacity:0;visibility:hidden;transform:translateY(8px);transition:.18s;display:flex;flex-direction:column;gap:2px}
.has-dd:hover .dd{opacity:1;visibility:visible;transform:translateY(0)}
.dd a{padding:9px 12px;border-radius:8px;font-size:14.5px;font-weight:600}
.dd a::after{display:none}
.dd a:hover{background:var(--soft);color:var(--red)}
.dd-buy{min-width:180px;padding:10px}
.dd-buy a{display:flex;align-items:center;justify-content:center;padding:10px 12px;border-radius:9px;border:1px solid var(--line);margin-bottom:8px;background:#fff}
.dd-buy a:last-child{margin-bottom:0}
.dd-buy a:hover{border-color:var(--red);background:var(--soft)}
.dd-buy a::after{display:none}
.dd-buy img{height:22px;width:auto;display:block;mix-blend-mode:normal}
.nav-cta{display:flex;align-items:center;gap:14px}
.burger{display:none;background:none;border:none;cursor:pointer;flex-direction:column;gap:5px}
.burger span{width:24px;height:2.5px;background:var(--ink);border-radius:2px}

/* page banner */
.page-banner{background:linear-gradient(115deg,#fdf2f1 0%,#fff 55%,#f5f7fa 100%);border-bottom:1px solid var(--line)}
.page-banner .wrap{padding:54px 24px}
.page-banner h1{font-size:clamp(30px,4.4vw,46px);font-weight:850;letter-spacing:-.02em;margin:6px 0 10px}
.page-banner p{color:var(--gray);font-size:18px;max-width:680px}

/* hero */
.hero{background:linear-gradient(115deg,#fdf2f1 0%,#fff 46%,#f5f7fa 100%);overflow:hidden}
.hero .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;padding:66px 24px}
.hero h1{font-size:clamp(34px,5vw,56px);line-height:1.06;font-weight:850;letter-spacing:-.03em}
.hero h1 .hl{color:var(--red)}
.hero .lead{font-size:19px;color:var(--gray);margin:22px 0 30px;max-width:520px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.hero-stats{display:flex;gap:36px;margin-top:42px;flex-wrap:wrap}
.hero-stats .num{font-size:28px;font-weight:800}
.hero-stats .lab{font-size:13px;color:var(--gray)}
.hero-img{position:relative;border-radius:24px;overflow:hidden;box-shadow:var(--shadow);aspect-ratio:1/1;background:#eee}
.hero-img img{width:100%;height:100%;object-fit:cover}
.hero-slide{position:absolute;inset:0;opacity:0;transition:opacity 1.1s ease}
.hero-slide.active{opacity:1}
.hero-tag{z-index:2}
.hero-tag{position:absolute;left:18px;bottom:18px;background:rgba(255,255,255,.92);backdrop-filter:blur(4px);padding:12px 18px;border-radius:14px;font-weight:700;font-size:15px}
.hero-tag small{display:block;color:var(--gray);font-weight:500;font-size:12.5px}

/* videos */
.videos{background:var(--soft)}
.vid-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px;margin-top:42px}
.vid{border-radius:var(--radius);overflow:hidden;background:#000;box-shadow:var(--shadow);aspect-ratio:16/9}
.vid video{width:100%;height:100%;object-fit:cover;display:block;background:#000}

/* brand strip */
.brands{background:var(--ink2);color:#fff}
.brands .wrap{display:grid;grid-template-columns:1fr 1fr;gap:0}
.brand{padding:48px 40px;display:flex;flex-direction:column;gap:8px}
.brand:first-child{border-right:1px solid #2a3540}
.brand .bn{font-size:24px;font-weight:850;letter-spacing:.5px}
.brand .bn .r{color:var(--red)}
.brand p{color:#aab4be;font-size:15px}
.brand .pill{align-self:flex-start;background:#222d38;color:#c4ccd4;font-size:12px;font-weight:600;padding:4px 12px;border-radius:999px;margin-bottom:4px}
.brand img{align-self:flex-start;max-width:100%}

/* trust */
.trust{background:var(--soft);border-bottom:1px solid var(--line)}
.trust .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:20px;padding:24px}
.trust .item{display:flex;align-items:center;gap:11px;font-weight:600;font-size:14.5px}

/* categories */
.cats{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;margin-top:42px}
.cats-4{grid-template-columns:repeat(4,1fr)}
.cat{border:1px solid var(--line);border-radius:var(--radius);padding:24px 18px;text-align:center;transition:.2s;background:#fff}
.cat:hover{box-shadow:var(--shadow);transform:translateY(-4px);border-color:#dde0e5}
.cat .ic{width:54px;height:54px;border-radius:14px;background:#fdeceb;color:var(--red);display:flex;align-items:center;justify-content:center;margin:0 auto 14px}
.cat h3{font-size:15.5px;font-weight:700;line-height:1.3}
.cat.active{border-color:var(--red);box-shadow:var(--shadow)}
.cat.active .ic{background:var(--red);color:#fff}
.cat-reset{display:inline-block;margin-top:14px;color:var(--red);font-weight:700;font-size:15px;cursor:pointer}
.cat-reset:hover{color:var(--red-dark)}
.empty-note{grid-column:1/-1;text-align:center;color:var(--gray);font-size:16px;padding:40px 20px}
.empty-note a{color:var(--red);font-weight:700}

/* products */
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;margin-top:44px}
.card{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff;transition:.22s;display:flex;flex-direction:column}
.card:hover{box-shadow:var(--shadow);transform:translateY(-5px);border-color:#dde0e5}
.card .thumb{aspect-ratio:4/3.4;background:linear-gradient(160deg,#fafbfc,#eef1f5);display:flex;align-items:center;justify-content:center;position:relative;padding:18px}
.card .thumb img{max-height:100%;width:auto;object-fit:contain;mix-blend-mode:multiply}
.card .thumb-photo{padding:0}
.card .thumb-photo img{max-height:none;width:100%;height:100%;object-fit:cover;mix-blend-mode:normal}
.card .tag{position:absolute;top:14px;left:14px;background:var(--red);color:#fff;font-size:11px;font-weight:700;padding:4px 11px;border-radius:999px}
.card .body{padding:20px;display:flex;flex-direction:column;gap:8px;flex:1}
.card .brandlab{font-size:12px;color:var(--red);font-weight:700;letter-spacing:.06em}
.card h3{font-size:17px;font-weight:750;line-height:1.3}
.card .specs{display:flex;flex-wrap:wrap;gap:6px;margin-top:2px}
.card .specs span{background:var(--soft);color:#46505b;font-size:12px;font-weight:600;padding:4px 9px;border-radius:7px}
.card .desc{color:var(--gray);font-size:14px;padding-top:6px}
.card-links{display:flex;gap:16px;align-items:center;margin-top:auto;padding-top:14px;flex-wrap:wrap}
.card-links .lk{font-size:14px;font-weight:700;color:var(--red)}
.card-links .lk:hover{color:var(--red-dark)}
.card-links .lk-quote{color:var(--gray);font-weight:600}
.card-links .lk-quote:hover{color:var(--ink)}
.card h3 a:hover,.card a h3:hover{color:var(--red)}

/* technologies */
.tech{background:var(--ink2);color:#fff}
.tech .st{color:#fff}
.tech-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:48px;align-items:center;margin-top:40px}
.tech-img{border-radius:20px;overflow:hidden;box-shadow:var(--shadow);background:#0b1118}
.tech-img img{width:100%;height:100%;object-fit:cover;aspect-ratio:1/1}
.tech-list{display:flex;flex-direction:column;gap:22px}
.tech-item{display:flex;gap:16px}
.tech-item .ic{flex:none;width:50px;height:50px;border-radius:13px;background:rgba(225,36,27,.16);color:#ff5b52;display:flex;align-items:center;justify-content:center}
.tech-item h3{font-size:18px;font-weight:750;margin-bottom:3px}
.tech-item p{color:#9aa4ae;font-size:14.5px}
.tech-item .big{color:var(--red);font-weight:800}

/* pet section */
.pet .wrap{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.pet-img{border-radius:20px;overflow:hidden;box-shadow:var(--shadow);aspect-ratio:4/3.2;background:#f0ece6}
.pet-img img{width:100%;height:100%;object-fit:cover}
.pet ul{list-style:none;margin-top:18px;display:flex;flex-direction:column;gap:12px}
.pet li{display:flex;gap:12px;align-items:flex-start;font-size:15.5px}
.pet li svg{flex:none;margin-top:3px}

/* about */
.about{background:var(--soft)}
.about .wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.about .stat-row{display:flex;gap:34px;margin-top:26px;flex-wrap:wrap}
.about .stat .n{font-size:30px;font-weight:850;color:var(--red)}
.about .stat .l{font-size:13.5px;color:var(--gray)}
.about-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:32px;box-shadow:var(--shadow)}
.about-card h3{font-size:18px;margin-bottom:14px}
.about-card ul{list-style:none;display:flex;flex-direction:column;gap:12px}
.about-card li{display:flex;gap:11px;align-items:flex-start;font-size:15px}
.about-card li svg{flex:none;margin-top:3px}

/* code of conduct */
.conduct-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:20px;margin-top:32px}
.conduct-item{background:var(--soft);border:1px solid var(--line);border-left:4px solid var(--red);border-radius:14px;padding:22px 24px}
.conduct-item h3{font-size:19px;font-weight:800;color:var(--red);margin-bottom:5px}
.conduct-item p{font-size:15px;color:var(--gray)}

/* global */
.global{text-align:center}
.worldmap-live{height:480px;max-width:940px;margin:0 auto 10px;border-radius:16px;overflow:hidden;border:1px solid var(--line);z-index:0}
.leaflet-tooltip.map-lbl{background:#fff;color:var(--ink);border:none;box-shadow:0 1px 5px rgba(16,22,32,.2);font-weight:700;font-size:13px;padding:3px 9px;border-radius:7px}
.leaflet-tooltip.map-lbl::before{border-top-color:#fff}
@media(max-width:600px){.worldmap-live{height:360px}}
.map-credit{max-width:940px;margin:2px auto 0;text-align:right;font-size:11px;color:var(--gray);opacity:.7}
.worldmap{position:relative;max-width:940px;margin:0 auto 10px;border-radius:16px;overflow:hidden;border:1px solid var(--line)}
.worldmap img{width:100%;height:auto;display:block}
.mkpin{position:absolute;transform:translate(-50%,-50%);width:13px;height:13px}
.mkpin i{position:absolute;inset:0;border-radius:50%;background:var(--red);border:2px solid #fff;box-shadow:0 1px 3px rgba(16,22,32,.35)}
.mkpin i::after{content:"";position:absolute;inset:-4px;border-radius:50%;border:2px solid rgba(225,36,27,.7);animation:mkpulse 2s ease-out infinite}
@keyframes mkpulse{0%{transform:scale(.6);opacity:.85}100%{transform:scale(2.7);opacity:0}}
.mkpin b{position:absolute;bottom:16px;left:50%;transform:translateX(-50%);font-size:13px;font-weight:700;color:var(--ink);background:rgba(255,255,255,.88);box-shadow:0 1px 4px rgba(16,22,32,.12);padding:2px 8px;border-radius:6px;white-space:nowrap;letter-spacing:.01em}
@media(max-width:600px){.mkpin b{font-size:11px;padding:1px 5px}}
.reg{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:18px;margin-top:42px}
.reg .r{border:1px solid var(--line);border-radius:var(--radius);padding:32px 24px}
.reg .r .em{font-size:34px}
.reg .r h3{font-size:19px;margin:10px 0 4px}
.reg .r p{color:var(--gray);font-size:14px}

/* vision band */
.vision{background:linear-gradient(120deg,var(--red),var(--red-dark));color:#fff;text-align:center}
.vision h2{font-size:clamp(26px,3.4vw,36px);font-weight:850;margin-bottom:14px}
.vision p{font-size:17px;opacity:.94;max-width:720px;margin:0 auto 8px}

/* contact */
.contact .wrap{display:grid;grid-template-columns:1fr 1fr;gap:48px}
.ct-list{display:flex;flex-direction:column;gap:20px;margin-top:26px}
.ct{display:flex;gap:15px;align-items:flex-start}
.ct .ic{flex:none;width:46px;height:46px;border-radius:12px;background:#fdeceb;color:var(--red);display:flex;align-items:center;justify-content:center}
.ct .l{font-size:12.5px;color:var(--gray);text-transform:uppercase;letter-spacing:.05em}
.ct .v{font-size:16px;font-weight:600}
.ct-card{background:var(--ink2);color:#fff;border-radius:20px;padding:38px;display:flex;flex-direction:column;justify-content:center}
.ct-card h3{font-size:23px;font-weight:800;margin-bottom:10px}
.ct-card p{color:#aab4be;margin-bottom:22px}

/* whatsapp button */
.wa-btn{display:inline-flex;align-items:center;gap:9px;background:#25D366;color:#fff;padding:12px 22px;border-radius:999px;font-weight:700;font-size:15px;transition:.2s}
.wa-btn:hover{background:#1eb958;transform:translateY(-1px);color:#fff}
.wa-btn svg{flex:none}

/* inquiry form */
.form-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:32px;box-shadow:var(--shadow)}
.form-card h3{font-size:21px;font-weight:800;margin-bottom:4px}
.form-card .fc-sub{color:var(--gray);font-size:14.5px;margin-bottom:22px}
.field{margin-bottom:16px;display:flex;flex-direction:column;gap:6px}
.field label{font-size:13px;font-weight:600;color:var(--ink)}
.field label .req{color:var(--red)}
.field input,.field select,.field textarea{font-family:inherit;font-size:15px;color:var(--ink);border:1.5px solid var(--line);border-radius:10px;padding:11px 13px;background:#fff;transition:.15s;width:100%}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--red);box-shadow:0 0 0 3px rgba(225,36,27,.12)}
.field textarea{resize:vertical;min-height:110px}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.consent{display:flex;gap:9px;align-items:flex-start;font-size:13px;color:var(--gray);margin-bottom:18px}
.consent input{width:16px;height:16px;flex:none;margin-top:2px}
.form-card .btn{width:100%;text-align:center}
.form-msg{display:none;padding:14px 16px;border-radius:12px;font-size:14.5px;font-weight:600;margin-bottom:16px}
.form-msg.show{display:block}
.form-msg.ok{background:#e8f7ee;color:#137a41;border:1px solid #b7e6c8}
.form-msg.err{background:#fdecea;color:#b81a13;border:1px solid #f3c3bf}
.form-msg.info{background:#eef4fd;color:#1a4f8a;border:1px solid #c5dbf5}
.hours{margin-top:22px;font-size:13.5px;color:var(--gray)}
.hours strong{color:var(--ink)}

@media(max-width:600px){.field-row{grid-template-columns:1fr}}

/* ===== product detail ===== */
.breadcrumb{font-size:13.5px;color:var(--gray);padding:18px 0 0}
.breadcrumb a:hover{color:var(--red)}
.breadcrumb .sep{margin:0 8px;color:#c4ccd4}
.pd-hero .wrap{display:grid;grid-template-columns:1fr 1.02fr;gap:48px;align-items:start;padding:34px 24px 72px}
.pd-gallery{border-radius:20px;background:linear-gradient(160deg,#fafbfc,#eef1f5);box-shadow:var(--shadow);aspect-ratio:4/3.4;display:flex;align-items:center;justify-content:center;padding:34px;position:sticky;top:100px}
.pd-gallery img{max-height:100%;width:auto;object-fit:contain;mix-blend-mode:multiply}
.pd-gallery.photo{padding:0;aspect-ratio:4/4.6;overflow:hidden}
.pd-gallery.photo img{max-height:none;width:100%;height:100%;object-fit:cover;mix-blend-mode:normal}
.pd-info .brandlab{font-size:12.5px;color:var(--red);font-weight:700;letter-spacing:.08em;text-transform:uppercase}
.pd-info h1{font-size:clamp(28px,3.8vw,40px);font-weight:850;letter-spacing:-.02em;margin:6px 0 12px;line-height:1.1}
.pd-info .pitch{color:var(--gray);font-size:17.5px;margin-bottom:26px}
.pd-highlights{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:28px}
.pd-highlight{border:1px solid var(--line);border-radius:13px;padding:14px 12px;text-align:center}
.pd-highlight .n{font-size:21px;font-weight:800;color:var(--red);line-height:1.1}
.pd-highlight .l{font-size:12px;color:var(--gray);margin-top:4px}
.pd-cta{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:8px}
.pd-note{font-size:13px;color:var(--gray);margin-top:12px}

/* feature grid */
.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:42px}
.feat{border:1px solid var(--line);border-radius:var(--radius);padding:24px;background:#fff}
.feat .ic{width:48px;height:48px;border-radius:12px;background:#fdeceb;color:var(--red);display:flex;align-items:center;justify-content:center;margin-bottom:14px}
.feat h3{font-size:16.5px;font-weight:750;margin-bottom:5px}
.feat p{color:var(--gray);font-size:14px}

/* spec table */
.spec-wrap{background:var(--soft)}
.spec-table{width:100%;border-collapse:collapse;margin-top:38px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.spec-table th,.spec-table td{text-align:left;padding:15px 22px;font-size:15px;border-bottom:1px solid var(--line)}
.spec-table tr:last-child th,.spec-table tr:last-child td{border-bottom:none}
.spec-table th{width:38%;color:var(--gray);font-weight:600;background:#fbfcfd}
.spec-table td{font-weight:600}
.spec-table .grp td{background:var(--ink2);color:#fff;font-weight:700;font-size:13px;letter-spacing:.05em;text-transform:uppercase;padding:11px 22px}

/* CTA strip */
.cta-strip{background:linear-gradient(120deg,var(--red),var(--red-dark));color:#fff;text-align:center}
.cta-strip h2{font-size:clamp(24px,3vw,32px);font-weight:850;margin-bottom:12px}
.cta-strip p{font-size:17px;opacity:.95;max-width:640px;margin:0 auto 24px}
.cta-strip .btn-light:hover{background:#f2f2f2}

@media(max-width:900px){
  .pd-hero .wrap{grid-template-columns:1fr;gap:30px}
  .pd-gallery{position:static;aspect-ratio:4/3}
  .feat-grid{grid-template-columns:1fr}
  .pd-highlights{grid-template-columns:repeat(2,1fr)}
}

/* ===== process steps ===== */
.steps{display:grid;grid-template-columns:repeat(6,1fr);gap:14px;margin-top:44px;counter-reset:step}
.step{position:relative;border:1px solid var(--line);border-radius:var(--radius);padding:26px 16px 20px;text-align:center;background:#fff}
.step .no{width:38px;height:38px;border-radius:50%;background:var(--red);color:#fff;font-weight:800;font-size:16px;display:flex;align-items:center;justify-content:center;margin:0 auto 12px}
.step h3{font-size:15px;font-weight:750;margin-bottom:4px}
.step p{font-size:12.5px;color:var(--gray)}
.step:not(:last-child)::after{content:"›";position:absolute;right:-11px;top:50%;transform:translateY(-50%);color:#c4ccd4;font-size:22px;font-weight:700;z-index:2}
.cta-why{background:var(--soft)}
.cta-why .stat-row{display:flex;gap:44px;flex-wrap:wrap;margin-top:30px}
.cta-why .stat .n{font-size:34px;font-weight:850;color:var(--red)}
.cta-why .stat .l{font-size:14px;color:var(--gray)}
@media(max-width:900px){
  .steps{grid-template-columns:repeat(2,1fr)}
  .step:not(:last-child)::after{display:none}
}

/* footer */
footer{background:var(--ink2);color:#9aa4ae;padding:56px 0 24px;font-size:14.5px}
.foot-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.2fr;gap:36px}
footer h4{color:#fff;font-size:15px;margin-bottom:16px;font-weight:700}
footer ul{list-style:none;display:flex;flex-direction:column;gap:9px}
footer a:hover{color:#fff}
.foot-logo{height:38px;margin-bottom:16px}
.foot-bottom{border-top:1px solid #2a3540;margin-top:42px;padding-top:22px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:13px;color:#737e89}

@media(max-width:1000px){
  .grid{grid-template-columns:repeat(2,1fr)}
  .cats{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:760px){
  nav.menu{display:none}
  .burger{display:flex}
  .hero .wrap,.tech-grid,.pet .wrap,.about .wrap,.contact .wrap,.brands .wrap{grid-template-columns:1fr}
  .brand:first-child{border-right:none;border-bottom:1px solid #2a3540}
  .grid,.reg{grid-template-columns:1fr}
  section{padding:54px 0}

  /* 顶部大 CTA 按钮在手机上隐藏（避免挤成多行），Contact 可从菜单进入 */
  .nav-cta .btn{display:none}
  .nav-cta{gap:10px}
  /* 手机汉堡菜单：竖直下拉面板，下拉子项直接展开可点 */
  nav.menu{position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:stretch;gap:0;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 12px 26px rgba(0,0,0,.10);padding:6px 22px 16px}
  nav.menu>a{padding:14px 2px;font-size:16px;border-bottom:1px solid var(--line)}
  .has-dd{flex-direction:column;align-items:stretch;position:static}
  .has-dd>a{padding:14px 2px;font-size:16px;border-bottom:1px solid var(--line)}
  .has-dd .caret{display:none}
  .dd,.dd-buy{position:static;opacity:1;visibility:visible;transform:none;border:none;box-shadow:none;min-width:0;padding:4px 0 8px 14px;gap:0}
  .dd a{padding:11px 2px;font-size:15px}
  .dd-buy a{justify-content:flex-start;border:none;margin:0;padding:10px 2px}
  .dd-buy img{height:20px}
}