:root{
  --bg:#faf7f2; --bg-2:#f1ece3; --ink:#1c2b26; --muted:#6b7b73;
  --brand:#1f6f54; --brand-2:#2f9e76; --brand-d:#0f3d2c;
  --gold:#d9a441; --gold-2:#f4c969;
  --card:#ffffff; --line:#e6e0d4; --radius:18px; --radius-s:12px;
  --shadow:0 14px 40px rgba(15,61,44,.10); --shadow-s:0 6px 18px rgba(15,61,44,.08);
  --maxw:1880px; --maxw-wide:1960px; --font:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,"Noto Sans SC",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:1.7;-webkit-font-smoothing:antialiased;overflow-x:clip}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{width:min(96vw,var(--maxw));margin:0 auto;padding:0 28px}
.container{width:min(96vw,var(--maxw));margin:0 auto;padding:0 28px}
.btn{position:relative;overflow:hidden;display:inline-flex;align-items:center;gap:8px;padding:14px 30px;border-radius:999px;font-weight:600;font-size:15px;cursor:pointer;border:0;transition:transform .28s cubic-bezier(.2,.7,.2,1),background .28s,box-shadow .28s;background:var(--brand);color:#fff;box-shadow:var(--shadow-s)}
.btn:after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 50% 0%,rgba(255,255,255,.35),transparent 60%);opacity:0;transition:opacity .3s}
.btn:hover{background:var(--brand-2);transform:translateY(-3px);box-shadow:var(--shadow)}
.btn:hover:after{opacity:1}
.btn.gold{background:linear-gradient(135deg,var(--gold-2),var(--gold));color:#3a2a06}
.btn.gold:hover{filter:brightness(1.05)}
.btn.ghost{background:transparent;color:var(--brand);border:1.5px solid var(--brand)}
.btn.ghost:hover{background:var(--brand);color:#fff}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(250,247,242,.82);backdrop-filter:blur(12px);border-bottom:1px solid transparent;transition:box-shadow .3s,border-color .3s,background .3s}
.site-header.scrolled{box-shadow:0 10px 34px rgba(15,61,44,.13);border-bottom-color:var(--line);background:rgba(250,247,242,.94)}
.nav{display:flex;align-items:center;justify-content:space-between;height:74px;width:min(96vw,var(--maxw));margin:0 auto;padding:0 28px}
.brand{display:flex;align-items:center;gap:12px;font-weight:800;font-size:19px;color:var(--brand-d)}
.brand img{width:44px;height:44px}
.brand small{display:block;font-size:11px;font-weight:600;color:var(--muted);letter-spacing:1px}
.menu{display:flex;gap:32px;align-items:center}
.menu a{font-weight:600;color:var(--ink);position:relative;padding:6px 0;transition:color .25s}
.menu a:after{content:"";position:absolute;left:0;bottom:0;width:0;height:2px;background:var(--brand);transition:width .28s}
.menu a:hover,.menu a.active{color:var(--brand)}
.menu a:hover:after,.menu a.active:after{width:100%}
.nav-right{display:flex;align-items:center;gap:14px}
.lang-switch{display:flex;border:1.5px solid var(--line);border-radius:999px;overflow:hidden}
.lang-switch button{background:none;border:0;padding:7px 14px;font-weight:700;cursor:pointer;color:var(--muted);font-size:13px;transition:background .2s,color .2s}
.lang-switch button.on{background:var(--brand);color:#fff}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer}
.burger span{width:24px;height:2.5px;background:var(--ink);border-radius:2px}

/* Hero */
.hero{position:relative;overflow:hidden;padding:104px 0 92px;min-height:84vh;display:flex;flex-direction:column;justify-content:center;color:#eafaf3;background:linear-gradient(135deg,#0c3526 0%,#1f6f54 52%,#2f9e76 100%)}
.hero:before{content:"";position:absolute;inset:0;background:radial-gradient(900px 520px at 80% -10%,rgba(244,201,105,.22),transparent 60%),radial-gradient(700px 620px at 6% 116%,rgba(47,158,118,.5),transparent 60%);pointer-events:none;z-index:0}
.hero-bg{position:absolute;inset:0;z-index:0;pointer-events:none;background-image:radial-gradient(rgba(255,255,255,.07) 1px,transparent 1px);background-size:28px 28px;opacity:.5;mask-image:linear-gradient(180deg,#000,transparent);-webkit-mask-image:linear-gradient(180deg,#000,transparent)}
.hero-orb{position:absolute;border-radius:50%;filter:blur(46px);opacity:.55;pointer-events:none;z-index:0;animation:floaty 9s ease-in-out infinite}
.hero-orb.o1{width:340px;height:340px;right:5%;top:6%;background:radial-gradient(circle,rgba(244,201,105,.6),transparent 70%)}
.hero-orb.o2{width:440px;height:440px;left:-7%;bottom:-14%;background:radial-gradient(circle,rgba(110,231,190,.55),transparent 70%);animation-duration:11s}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center;position:relative;z-index:1}
.hero h1{font-size:clamp(36px,5.4vw,66px);line-height:1.1;color:#fff;letter-spacing:-.5px;text-shadow:0 6px 26px rgba(0,0,0,.22)}
.hero h1 .hl{color:var(--gold);position:relative}
.hero h1 .hl:after{content:"";position:absolute;left:0;right:0;bottom:6px;height:12px;background:linear-gradient(90deg,rgba(244,201,105,.5),transparent);border-radius:6px;z-index:-1}
.hero p.lead{margin:22px 0 30px;font-size:19px;color:rgba(234,250,243,.86);max-width:600px}
.hero-tags{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:32px}
.tag{background:var(--card);border:1px solid var(--line);border-radius:999px;padding:9px 18px;font-size:13px;font-weight:600;color:var(--brand);box-shadow:var(--shadow-s);transition:transform .25s,box-shadow .25s}
.tag:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.hero-visual{position:relative;display:flex;justify-content:center}
.hero-visual img{width:100%;max-width:540px;filter:drop-shadow(0 30px 60px rgba(0,0,0,.35));animation:floaty 6.5s ease-in-out infinite}
@keyframes floaty{0%,100%{transform:translateY(0) rotate(0)}50%{transform:translateY(-14px) rotate(.4deg)}}
.badge-float{position:absolute;top:18px;right:6px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:12px 16px;box-shadow:var(--shadow);font-size:13px;font-weight:700;color:var(--brand);animation:floaty2 5s ease-in-out infinite}
@keyframes floaty2{0%,100%{transform:translateY(0)}50%{transform:translateY(10px)}}
.hero-kicker{display:inline-block;font-size:13px;font-weight:700;letter-spacing:2px;color:#f4c969;background:rgba(244,201,105,.14);border:1px solid rgba(244,201,105,.38);border-radius:999px;padding:7px 16px;margin-bottom:22px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:34px}
.hero .btn{background:#fff;color:var(--brand-d);box-shadow:0 14px 34px rgba(0,0,0,.22)}
.hero .btn:hover{background:#f3fbf7;transform:translateY(-3px);box-shadow:0 18px 40px rgba(0,0,0,.28)}
.hero .btn.gold{background:linear-gradient(135deg,var(--gold-2),var(--gold));color:#3a2a06}
.hero-stats{display:flex;flex-wrap:wrap;gap:18px;margin-top:66px;position:relative;z-index:1}
.stat{flex:1 1 180px;min-width:150px;background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.16);border-radius:16px;padding:22px 18px;text-align:center;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);transition:transform .3s,box-shadow .3s,background .3s}
.stat:hover{transform:translateY(-5px);box-shadow:0 16px 38px rgba(0,0,0,.22);background:rgba(255,255,255,.13)}
.stat .num{font-size:clamp(30px,3.4vw,46px);font-weight:800;color:var(--gold-2);line-height:1;letter-spacing:.5px;text-shadow:0 4px 18px rgba(0,0,0,.28)}
.stat .lbl{margin-top:8px;font-size:14px;color:rgba(234,250,243,.82)}

/* Sections */
section.block{padding:76px 0}
.sec-head{text-align:center;max-width:900px;margin:0 auto 50px}
.sec-head .ey{display:inline-block;color:var(--gold);font-weight:700;letter-spacing:2px;font-size:13px;text-transform:uppercase;background:linear-gradient(135deg,#fff7e6,#fdeecb);border:1px solid #f2dcab;border-radius:999px;padding:5px 16px;margin-bottom:14px}
.sec-head h2{font-size:clamp(28px,3.6vw,42px);color:var(--brand-d);margin:6px 0 12px}
.sec-head p{color:var(--muted);font-size:16px}

/* Features */
.feat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:26px}
.feat{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:30px 26px;box-shadow:var(--shadow-s);transition:transform .38s cubic-bezier(.2,.7,.2,1),box-shadow .38s,border-color .38s,background .38s;position:relative;overflow:hidden}
.feat:before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(47,158,118,.06),transparent 55%);opacity:0;transition:opacity .38s}
.feat:hover{transform:translateY(-9px);box-shadow:var(--shadow);border-color:var(--brand-2);background:linear-gradient(180deg,#fff,#f3fbf7)}
.feat:hover:before{opacity:1}
.feat .ic{width:54px;height:54px;border-radius:15px;background:linear-gradient(135deg,#eafaf3,#d6f0e6);display:flex;align-items:center;justify-content:center;font-size:27px;margin-bottom:18px;transition:transform .45s}
.feat:hover .ic{transform:scale(1.14) rotate(-5deg)}
.feat h3{font-size:18px;color:var(--brand-d);margin-bottom:8px}
.feat p{font-size:14px;color:var(--muted)}

/* Products */
.prod-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-s);transition:transform .4s cubic-bezier(.2,.7,.2,1),box-shadow .4s,border-color .4s;display:flex;flex-direction:column}
.card:hover{transform:translateY(-10px) scale(1.012);box-shadow:var(--shadow);border-color:var(--brand-2)}
.card .thumb{background:linear-gradient(160deg,#f4fbf8,#eafaf3);aspect-ratio:4/3;display:flex;align-items:center;justify-content:center;padding:20px;overflow:hidden}
.card .thumb svg{width:80%;height:auto;transition:transform .55s cubic-bezier(.2,.7,.2,1)}
.card:hover .thumb svg{transform:scale(1.08) rotate(-1.5deg)}
.card .body{padding:24px;display:flex;flex-direction:column;gap:10px;flex:1}
.card h3{font-size:19px;color:var(--brand-d);transition:color .25s}
.card:hover h3{color:var(--brand)}
.card .sum{font-size:14px;color:var(--muted);flex:1}
.card .price{font-size:22px;font-weight:800;color:var(--gold)}
.card .price small{font-size:13px;color:var(--muted);font-weight:600}
.card .acts{display:flex;gap:10px;margin-top:6px}

/* Product detail */
.detail{display:grid;grid-template-columns:.9fr 1.1fr;gap:52px;align-items:start}
.detail .gallery{background:linear-gradient(160deg,#f4fbf8,#eafaf3);border-radius:var(--radius);padding:34px;display:flex;justify-content:center}
.detail .gallery svg{width:82%;transition:transform .6s}
.detail .gallery:hover svg{transform:scale(1.04) rotate(-1deg)}
.detail h1{font-size:36px;color:var(--brand-d);margin-bottom:8px}
.detail .price{font-size:32px;font-weight:800;color:var(--gold);margin:14px 0}
.detail .desc{color:#41514b;margin:18px 0}
.specs{width:100%;border-collapse:collapse;margin:18px 0}
.specs td{padding:12px 14px;border-bottom:1px solid var(--line);font-size:14px}
.specs td:first-child{color:var(--muted);width:38%;font-weight:600}
.taobao-box{background:linear-gradient(135deg,#fff7e8,#ffedd0);border:1px solid #f3d9a0;border-radius:var(--radius-s);padding:18px 20px;margin-top:18px;display:flex;align-items:center;gap:14px;justify-content:space-between;flex-wrap:wrap;transition:transform .3s,box-shadow .3s}
.taobao-box:hover{transform:translateY(-2px);box-shadow:var(--shadow-s)}
.taobao-box .tb{font-weight:800;color:#ff5000;font-size:15px}

/* —— 商品详情页：多图图集 —— */
.detail .gal-wrap{display:flex;flex-direction:column;gap:14px}
.detail .gal-main{background:linear-gradient(160deg,#f4fbf8,#eafaf3);border-radius:var(--radius);padding:34px;display:flex;justify-content:center;align-items:center}
.detail .gal-main img{width:auto;max-width:100%;height:auto;max-height:520px;object-fit:contain;
  filter:drop-shadow(0 20px 36px rgba(15,61,44,.14))}
.detail .gal-thumbs{display:flex;gap:10px;flex-wrap:wrap;justify-content:center}
.gal-th{border:1px solid var(--line);background:linear-gradient(160deg,#f4fbf8,#eafaf3);border-radius:12px;
  padding:6px;cursor:pointer;transition:.2s;width:84px;height:84px;display:flex;align-items:center;justify-content:center}
.gal-th img{width:100%;height:100%;object-fit:contain}
.gal-th:hover{border-color:var(--brand-2);transform:translateY(-2px)}
.gal-th.on{border-color:var(--brand);box-shadow:0 0 0 2px rgba(31,111,84,.18)}

/* —— 详情页小标题与包装清单 —— */
.sec-sub{font-size:16px;color:var(--brand-d);margin:22px 0 8px;font-weight:800}
.pack-list{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:1fr 1fr;gap:10px 18px}
.pack-list li{position:relative;padding-left:22px;font-size:14px;color:#41514b;line-height:1.6}
.pack-list li::before{content:"";position:absolute;left:4px;top:9px;width:7px;height:7px;border-radius:50%;background:var(--brand)}
@media(max-width:640px){
  .pack-list{grid-template-columns:1fr}
  .gal-th{width:70px;height:70px}
  .detail .gal-main{padding:18px}
}

/* About / Contact */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center}
.about-grid .txt p{color:#41514b;margin-bottom:14px}
.contact-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:32px;box-shadow:var(--shadow-s);transition:transform .35s,box-shadow .35s}
.contact-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.contact-card .row{display:flex;gap:12px;padding:12px 0;border-bottom:1px solid var(--line);font-size:15px}
.contact-card .row:last-child{border:0}
.contact-card .k{color:var(--muted);min-width:84px;font-weight:600}

/* Footer */
.site-footer{background:var(--brand-d);color:#dfeee8;margin-top:48px;padding:54px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:34px;width:min(96vw,var(--maxw));margin:0 auto;padding:0 28px}
.site-footer h4{color:#fff;font-size:16px;margin-bottom:16px}
.site-footer a{color:#cfe3da;font-size:14px;display:block;padding:5px 0;transition:color .2s,transform .2s}
.site-footer a:hover{color:#fff;transform:translateX(3px)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:32px;padding-top:18px;font-size:13px;color:#9fc0b3;text-align:center}
.footer-brand{display:flex;align-items:center;gap:12px;color:#fff;font-weight:800;font-size:18px;margin-bottom:12px}
.footer-brand img{width:42px;height:42px}

/* Reveal animation (only when JS enabled; no-JS stays visible) */
.js .reveal{opacity:0;transform:translateY(30px);transition:opacity .8s cubic-bezier(.2,.7,.2,1),transform .8s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion: reduce){
  .reveal{opacity:1!important;transform:none!important;transition:none}
  .hero-visual img,.badge-float,.hero-orb{animation:none}
  html{scroll-behavior:auto}
}

/* Responsive */
@media(max-width:1280px){
  .feat-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:980px){
  .hero-grid,.detail,.about-grid{grid-template-columns:1fr}
  .prod-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .hero-visual{order:-1}
}
@media(max-width:640px){
  .wrap,.container,.nav,.footer-grid{padding-left:18px;padding-right:18px}
  .menu{position:fixed;inset:74px 0 auto 0;background:var(--bg);flex-direction:column;gap:0;padding:10px 0;transform:translateY(-120%);transition:.3s;border-bottom:1px solid var(--line)}
  .menu.open{transform:none}
  .menu a{padding:14px 22px;width:100%}
  .burger{display:flex}
  .feat-grid,.prod-grid,.footer-grid{grid-template-columns:1fr}
  .nav-right .lang-switch{margin-right:8px}
}

/* Contact form */
.contact-form{display:flex;flex-direction:column;gap:14px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow-s)}
.contact-form input,.contact-form textarea{font-family:inherit;font-size:15px;padding:13px 15px;border:1.5px solid var(--line);border-radius:var(--radius-s);outline:none;transition:border-color .2s,box-shadow .2s;width:100%}
.contact-form input:focus,.contact-form textarea:focus{border-color:var(--brand-2);box-shadow:0 0 0 3px rgba(47,158,118,.12)}
.contact-form textarea{min-height:130px;resize:vertical}
.contact-form .btn{align-self:flex-start}
.section-badge{display:inline-block;font-weight:800;font-size:46px;color:var(--brand-2);letter-spacing:2px}

/* ============================================================
   首页增强 v2：真实产品图 / 产品结构 / 容量规格 / 适用宠物 / 使用指南 / FAQ / CTA
   ============================================================ */

/* —— Hero 真实产品图卡 —— */
.hero-visual .hero-card{position:relative;display:flex;align-items:center;justify-content:center;width:min(600px,100%);
  padding:22px 24px 52px;border-radius:32px;overflow:hidden;
  background:linear-gradient(170deg,#ffffff 0%,#f4fbf8 58%,#e6f4ee 100%);
  box-shadow:0 44px 90px rgba(0,0,0,.38),inset 0 0 0 1px rgba(255,255,255,.7)}
.hero-visual .hero-card:before{content:"";position:absolute;width:300px;height:300px;right:-90px;top:-100px;border-radius:50%;
  background:radial-gradient(circle,rgba(47,158,118,.18),transparent 70%);pointer-events:none}
.hero-visual .hero-card:after{content:"";position:absolute;left:0;right:0;bottom:0;height:120px;
  background:linear-gradient(180deg,transparent,rgba(15,61,44,.05));pointer-events:none}
.hero-visual .hero-card img{width:auto;max-width:100%;height:auto;max-height:min(58vh,520px);
  object-fit:contain;filter:drop-shadow(0 26px 46px rgba(15,61,44,.2));animation:floaty 7s ease-in-out infinite}
.hero-card-tag{position:absolute;left:50%;bottom:16px;transform:translateX(-50%);z-index:2;
  background:rgba(15,61,44,.9);color:#eafaf3;font-size:12.5px;font-weight:600;letter-spacing:.3px;
  padding:7px 16px;border-radius:999px;white-space:nowrap;max-width:92%;overflow:hidden;text-overflow:ellipsis}

/* —— 信任条 —— */
.trust-strip{background:#fff;border-bottom:1px solid var(--line);padding:20px 0}
.trust-row{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:14px 24px}
.trust-item{display:flex;align-items:center;gap:10px;font-size:14.5px;font-weight:600;color:var(--brand-d);transition:transform .3s,color .3s}
.trust-item:hover{transform:translateY(-3px);color:var(--brand)}
.trust-item .ti{font-size:20px;line-height:1}

/* —— 通用小标题 —— */
.blk-title{font-size:clamp(26px,3.2vw,38px);color:var(--brand-d);margin:10px 0 14px;line-height:1.25}
.blk-sub{color:var(--muted);margin-bottom:26px}

/* —— 产品结构拆解 —— */
.struct-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:56px;align-items:center}
.struct-media{position:relative}
.struct-media .frame{background:linear-gradient(160deg,#f4fbf8,#e8f6f0);border:1px solid var(--line);border-radius:26px;
  padding:26px;display:flex;justify-content:center;box-shadow:var(--shadow-s)}
.struct-media .frame img{width:auto;max-width:100%;height:auto;max-height:470px;object-fit:contain;
  filter:drop-shadow(0 20px 34px rgba(15,61,44,.14));transition:transform .6s cubic-bezier(.2,.7,.2,1)}
.struct-media:hover .frame img{transform:scale(1.03)}
.struct-media .mini{position:absolute;right:-10px;bottom:-14px;width:46%;border-radius:18px;overflow:hidden;
  border:6px solid #fff;box-shadow:var(--shadow);background:#fff}
.struct-media .mini img{width:100%;height:auto;display:block}
.struct-list{display:flex;flex-direction:column;gap:16px;margin-top:8px}
.struct-item{display:flex;gap:18px;background:var(--card);border:1px solid var(--line);border-radius:16px;
  padding:20px 22px;box-shadow:var(--shadow-s);
  transition:transform .38s cubic-bezier(.2,.7,.2,1),box-shadow .38s,border-color .38s}
.struct-item:hover{transform:translateX(8px);box-shadow:var(--shadow);border-color:var(--brand-2)}
.struct-item .no{font-size:22px;font-weight:800;color:var(--brand-2);opacity:.6;min-width:42px;line-height:1.3}
.struct-item h3{font-size:17px;color:var(--brand-d);margin-bottom:6px}
.struct-item p{font-size:14px;color:var(--muted);line-height:1.65}

/* —— 容量规格 —— */
.size-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.size-card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:28px 22px 22px;text-align:center;
  box-shadow:var(--shadow-s);display:flex;flex-direction:column;
  transition:transform .4s cubic-bezier(.2,.7,.2,1),box-shadow .4s,border-color .4s,background .4s}
.size-card:hover{transform:translateY(-9px);border-color:var(--gold);box-shadow:var(--shadow);background:linear-gradient(180deg,#fff,#fffaf0)}
.size-card .ml{font-size:38px;font-weight:800;color:var(--brand);line-height:1;letter-spacing:-1px}
.size-card .ml small{font-size:15px;font-weight:700;color:var(--muted);margin-left:3px}
.size-card .nm{margin:12px 0 6px;font-weight:700;color:var(--brand-d);font-size:16px}
.size-card .pt{font-size:13px;color:var(--muted);min-height:40px;line-height:1.55}
.size-card .sd{font-size:13px;color:#8a978f;flex:1;margin-bottom:14px}
.size-card .size-buy{display:inline-block;font-size:13px;font-weight:700;color:#8a6316;background:#fdf3dd;
  border:1px solid #f2dcab;border-radius:999px;padding:8px 16px;transition:background .25s,color .25s,transform .25s}
.size-card .size-buy:hover{background:var(--gold);color:#3a2a06;transform:translateY(-2px)}
.size-media{margin-top:38px;border-radius:22px;overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-s);background:#fff}
.size-media img{width:100%;height:auto;display:block}

/* —— 适用宠物 —— */
.pet-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:18px}
.pet{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:24px 12px;text-align:center;
  box-shadow:var(--shadow-s);transition:transform .38s cubic-bezier(.2,.7,.2,1),box-shadow .38s,border-color .38s}
.pet:hover{transform:translateY(-7px) scale(1.02);box-shadow:var(--shadow);border-color:var(--brand-2)}
.pet .pic{font-size:34px;line-height:1;transition:transform .45s}
.pet:hover .pic{transform:scale(1.16) rotate(-6deg)}
.pet .nm{margin-top:12px;font-weight:700;color:var(--brand-d);font-size:14.5px}

/* —— 使用指南 —— */
.step-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.step{position:relative;background:var(--card);border:1px solid var(--line);border-radius:18px;
  padding:40px 26px 28px;box-shadow:var(--shadow-s);transition:transform .38s cubic-bezier(.2,.7,.2,1),box-shadow .38s,border-color .38s}
.step:hover{transform:translateY(-8px);box-shadow:var(--shadow);border-color:var(--brand-2)}
.step .no{position:absolute;top:-18px;left:26px;width:46px;height:46px;border-radius:14px;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;font-weight:800;font-size:18px;
  display:flex;align-items:center;justify-content:center;box-shadow:0 12px 24px rgba(31,111,84,.32)}
.step h3{color:var(--brand-d);font-size:17px;margin-bottom:8px}
.step p{font-size:14px;color:var(--muted);line-height:1.7}
.step:after{content:"";position:absolute;top:44px;right:-20px;width:28px;height:2px;
  background:linear-gradient(90deg,var(--line),transparent)}
.step:last-child:after{display:none}

/* —— 品牌区图片框 —— */
.about-frame{background:linear-gradient(160deg,#f4fbf8,#e8f6f0);border:1px solid var(--line);border-radius:24px;
  padding:28px;display:flex;justify-content:center;box-shadow:var(--shadow-s)}
.about-frame img{width:auto;max-width:100%;height:auto;max-height:420px;object-fit:contain;
  filter:drop-shadow(0 18px 30px rgba(15,61,44,.14));transition:transform .6s cubic-bezier(.2,.7,.2,1)}
.about-grid:hover .about-frame img{transform:scale(1.03)}

/* —— 商品卡图片适配（真实图不再被裁切）—— */
.card .thumb img{width:100%;height:100%;object-fit:contain;transition:transform .55s cubic-bezier(.2,.7,.2,1)}
.card:hover .thumb img{transform:scale(1.06)}

/* —— FAQ —— */
.faq-wrap{max-width:1080px;margin:0 auto}
.faq-item{background:var(--card);border:1px solid var(--line);border-radius:14px;margin-bottom:14px;
  box-shadow:var(--shadow-s);overflow:hidden;transition:border-color .3s,box-shadow .3s}
.faq-item:hover{border-color:#cfe6dc}
.faq-item[open]{border-color:var(--brand-2);box-shadow:var(--shadow)}
.faq-item summary{cursor:pointer;list-style:none;padding:20px 24px;font-weight:700;color:var(--brand-d);font-size:15.5px;
  display:flex;align-items:center;justify-content:space-between;gap:16px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:after{content:"+";font-size:22px;font-weight:700;color:var(--brand-2);flex:0 0 auto;transition:transform .3s}
.faq-item[open] summary:after{content:"–"}
.faq-item .ans{padding:0 24px 22px;color:#41514b;font-size:14.5px;line-height:1.75}

/* —— FAQ 页 / 使用指南页 —— */
.faq-more{max-width:900px;margin:46px auto 0;text-align:center}
.faq-more p{color:var(--muted);font-size:15px;margin-bottom:16px}
.faq-more .acts{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.guide-list{list-style:none;padding:0;margin:0 auto;display:flex;flex-direction:column;gap:16px;max-width:1000px}
.guide-card{position:relative;display:grid;grid-template-columns:56px 1fr;gap:18px;align-items:start;
  background:var(--card);border:1px solid var(--line);border-radius:18px;padding:22px 24px;box-shadow:var(--shadow-s);
  transition:transform .35s cubic-bezier(.2,.7,.2,1),box-shadow .35s,border-color .35s}
.guide-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--brand-2)}
.guide-card .gno{width:46px;height:46px;border-radius:14px;background:linear-gradient(135deg,var(--brand),var(--brand-2));
  color:#fff;font-weight:800;font-size:19px;display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 18px rgba(31,111,84,.22)}
.guide-card h3{color:var(--brand-d);font-size:17px;margin-bottom:8px}
.guide-card p{font-size:14.5px;color:#41514b;line-height:1.75}
@media(max-width:640px){
  .guide-card{grid-template-columns:1fr;gap:12px;padding:18px}
  .guide-card .gno{width:40px;height:40px;font-size:17px}
}

/* —— 底部 CTA 横幅 —— */
.cta-band{position:relative;overflow:hidden;padding:92px 0;text-align:center;color:#eafaf3;
  background:linear-gradient(135deg,#0c3526 0%,#1f6f54 55%,#2f9e76 100%)}
.cta-band:before{content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(720px 420px at 82% 0%,rgba(244,201,105,.22),transparent 62%),
             radial-gradient(620px 520px at 8% 110%,rgba(110,231,190,.35),transparent 62%)}
.cta-band .wrap{position:relative;z-index:1}
.cta-band h2{font-size:clamp(26px,3.6vw,42px);color:#fff;margin-bottom:14px;text-shadow:0 6px 24px rgba(0,0,0,.2)}
.cta-band p{color:rgba(234,250,243,.86);max-width:680px;margin:0 auto 30px;font-size:16px}
.cta-band .acts{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.cta-band .btn{background:#fff;color:var(--brand-d);box-shadow:0 16px 36px rgba(0,0,0,.24)}
.cta-band .btn:hover{background:#f3fbf7}
.cta-band .btn.gold{background:linear-gradient(135deg,var(--gold-2),var(--gold));color:#3a2a06}

/* —— 商品详情页图库（真实图适配）—— */
.detail .gallery{background:linear-gradient(160deg,#f4fbf8,#e8f6f0)}
.detail .gallery img{width:auto;max-width:100%;height:auto;max-height:520px;object-fit:contain;
  filter:drop-shadow(0 20px 36px rgba(15,61,44,.14));transition:transform .6s cubic-bezier(.2,.7,.2,1)}
.detail .gallery:hover img{transform:scale(1.04)}
.detail .hero-tags .tag{background:#fff}

/* —— 真实应用场景 —— */
.scenes-sec{background:linear-gradient(180deg,#fff, #f7fbf9 55%, #fff)}
.scene-list{display:flex;flex-direction:column;gap:34px;max-width:1300px;margin:0 auto}
.scene-row{position:relative;display:grid;grid-template-columns:1.18fr .82fr;gap:40px;align-items:center;
  background:var(--card);border:1px solid var(--line);border-radius:26px;padding:22px;box-shadow:var(--shadow-s);
  overflow:hidden;transition:transform .45s cubic-bezier(.2,.7,.2,1),box-shadow .45s,border-color .45s}
.scene-row:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:var(--brand-2)}
.scene-row .ph{border-radius:18px;overflow:hidden;background:linear-gradient(160deg,#f4fbf8,#e8f6f0)}
.scene-row .ph img{width:100%;height:auto;display:block;transition:transform .8s cubic-bezier(.2,.7,.2,1)}
.scene-row:hover .ph img{transform:scale(1.045)}
.scene-row .tx{padding:6px 20px 6px 2px}
.scene-row .tx .tag{display:inline-block;font-size:12.5px;font-weight:700;color:#8a6316;background:#fdf3dd;
  border:1px solid #f2dcab;border-radius:999px;padding:5px 14px;margin-bottom:14px}
.scene-row .tx h3{font-size:clamp(20px,2.2vw,27px);color:var(--brand-d);margin-bottom:12px;line-height:1.32}
.scene-row .tx p{font-size:15px;color:var(--muted);line-height:1.78}
.scene-row:nth-child(even){grid-template-columns:.82fr 1.18fr}
.scene-row:nth-child(even) .ph{order:2}
.scene-row:nth-child(even) .tx{padding:6px 2px 6px 20px}

@media(max-width:1280px){
  .size-grid{grid-template-columns:repeat(2,1fr)}
  .pet-grid{grid-template-columns:repeat(3,1fr)}
}
@media(max-width:980px){
  .struct-grid{grid-template-columns:1fr;gap:38px}
  .step-grid{grid-template-columns:1fr;gap:34px}
  .step:after{display:none}
  .scene-row,.scene-row:nth-child(even){grid-template-columns:1fr;gap:20px}
  .scene-row:nth-child(even) .ph{order:0}
  .scene-row .tx,.scene-row:nth-child(even) .tx{padding:0 4px 6px}
  .hero-visual .hero-card img{max-height:330px}
  .struct-media .mini{width:40%;right:0;bottom:-10px}
  .trust-row{justify-content:flex-start}
}
@media(max-width:640px){
  .pet-grid{grid-template-columns:repeat(2,1fr)}
  .size-grid{grid-template-columns:1fr}
  .cta-band{padding:66px 0}
  .hero-visual .hero-card{padding:20px 20px 48px;border-radius:24px}
}