/* ============================================================
   home/index.css —— LuckHelios 官网首页（对标 Govee 结构 + 治愈系表达）
   ------------------------------------------------------------
   首页结构：
     S1 顶部公告条（后台/商家后台可配置）
     S3 主视觉 Hero（后台轮播或默认静态）
     S4 信任条
     S5 按场景选光
     S6 明星单品整屏
     S7 四条产品线
     S8 商品墙（Tab 切换）
     S9 真实效果 UGC
     S10 品牌故事与价值观
     S11 内容 / 博客
     S12 订阅条
   色板：奶油底 / 暖棕墨 / 金铜点缀
   ============================================================ */
:root{
    --lh-cream:#FBF7F1; --lh-cream2:#F5EEE3; --lh-paper:#FFFFFF;
    --lh-ink:#2A2521; --lh-ink2:#5C5349; --lh-ink3:#8C8177;
    --lh-line:#EAE0D2; --lh-line2:#F1E9DC;
    --lh-gold:#B9862B; --lh-gold-l:#D8A94E; --lh-amber:#E8B36A;
    --lh-glow:#FBE7C6; --lh-glow2:#F7D9A4;
    --lh-dark:#3B332B; --lh-dark2:#4A3E30;
    --lh-radius:14px;
    --lh-shadow:0 6px 24px rgba(90,70,40,.07);
    --lh-shadow2:0 2px 10px rgba(90,70,40,.05);
}
.brand-home{
    width:100vw;max-width:100vw;box-sizing:border-box;
    margin-left:calc(50% - 50vw);
    background:var(--lh-cream);color:var(--lh-ink);
    overflow:hidden;overflow-x:clip;
    font-family:"Segoe UI","PingFang SC","Microsoft YaHei",-apple-system,sans-serif;
    font-size:14px;line-height:1.7;-webkit-font-smoothing:antialiased;
}
.serif{font-family:Georgia,"Songti SC","SimSun",serif;}
.lh-wrap{max-width:1500px;margin:0 auto;padding:0 24px;}

/* ---------- 按钮 ---------- */
.lh-btns{display:flex;gap:12px;flex-wrap:wrap}
.lh-btn{
    display:inline-flex;align-items:center;gap:8px;
    padding:11px 24px;border-radius:999px;text-decoration:none;
    font-size:13.5px;font-weight:600;letter-spacing:.02em;
    transition:.25s;cursor:pointer;border:1px solid transparent;
}
.lh-btn-primary{background:var(--lh-ink);color:#F7EBD6}
.lh-btn-primary:hover{background:#4A3E30;color:#FBE7C6}
.lh-btn-ghost{border-color:var(--lh-ink);color:var(--lh-ink);background:transparent}
.lh-btn-ghost:hover{background:var(--lh-ink);color:#F7EBD6}
.lh-btn-gold{background:var(--lh-glow2);color:var(--lh-dark)}
.lh-btn-gold:hover{background:var(--lh-gold-l);color:#fff}

/* ---------- 主视觉 Hero（S3） ---------- */
.bh-hero{position:relative;overflow:hidden}
.bh-hero-static{background:linear-gradient(150deg,#FFFDF9 0%,#FBF3E6 100%)}
.bh-hero-managed{min-height:560px;background:linear-gradient(150deg,#FFFDF9,#FBF3E6)}
.bh-hero-managed{display:flex;align-items:stretch}
.bh-managed-slides{position:relative;z-index:2;width:100%;min-height:560px}
.bh-managed-slide{
    position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
    opacity:0;pointer-events:none;transition:opacity .8s ease;padding:48px 24px;
}
.bh-managed-slide.is-active{opacity:1;pointer-events:auto}
.bh-managed-slide [data-lang]{display:none}
.bh-managed-slide.lang-zh [data-lang="zh"],.bh-managed-slide.lang-en [data-lang="en"]{display:revert}
.bh-hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr 1fr;min-height:560px;align-items:center;gap:40px;padding:88px 0 72px}
.bh-hero-txt{display:flex;flex-direction:column;justify-content:center;padding:8px 0}
.lh-eyebrow{font-size:11.5px;letter-spacing:.24em;color:var(--lh-gold);text-transform:uppercase;margin-bottom:16px}
.bh-hero h2{font-size:clamp(30px,4vw,42px);line-height:1.28;font-weight:600;letter-spacing:-.01em;margin:0;color:var(--lh-ink)}
.bh-hero h2 em{font-style:italic;color:var(--lh-gold)}
.bh-hero-en{font-size:13px;color:var(--lh-ink3);margin-top:10px;letter-spacing:.02em}
.bh-hero-txt p{margin-top:16px;color:var(--lh-ink2);font-size:14px;max-width:420px;line-height:1.9}
.bh-hero-txt .lh-btns{margin-top:26px}
.bh-hero-visual{position:relative;display:flex;align-items:center;justify-content:center;min-height:380px}
.bh-hero-halo{
    position:absolute;width:min(62%,420px);aspect-ratio:1;border-radius:50%;
    background:radial-gradient(circle,#fff1d4 0%,#FBDFA1 40%,rgba(248,221,166,.0) 72%);
    animation:lh-halo-breathe 7s ease-in-out infinite alternate;
}
.bh-hero-lamp{
    position:relative;z-index:2;width:150px;height:230px;display:flex;align-items:center;justify-content:center;
    color:var(--lh-ink);animation:lh-float 6s ease-in-out infinite;
}
.bh-hero-lamp svg{width:100%;height:100%}
.bh-hero-pill{
    position:absolute;z-index:3;background:rgba(255,255,255,.82);backdrop-filter:blur(4px);
    border:1px solid var(--lh-line);box-shadow:var(--lh-shadow2);border-radius:999px;
    padding:10px 16px;font-size:12.5px;color:var(--lh-ink2);
}
.bh-pill-1{top:12%;left:2%}
.bh-pill-2{bottom:14%;right:2%;background:var(--lh-dark);color:#F4E7CE;font-weight:600}
@keyframes lh-float{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
@keyframes lh-halo-breathe{from{transform:scale(.94);opacity:.75}to{transform:scale(1.04);opacity:1}}
@media(prefers-reduced-motion:reduce){.bh-hero-halo,.bh-hero-lamp{animation:none!important}}

/* ---------- 信任条（S4） ---------- */
.lh-trust{border-top:1px solid var(--lh-line2);border-bottom:1px solid var(--lh-line2);background:var(--lh-paper)}
.lh-trust-grid{max-width:1500px;margin:0 auto;display:grid;grid-template-columns:repeat(4,1fr)}
.lh-trust-item{display:flex;flex-direction:column;align-items:center;text-align:center;gap:6px;padding:22px 16px;border-right:1px solid var(--lh-line2)}
.lh-trust-item:last-child{border-right:0}
.lh-trust-item i{font-size:19px;color:var(--lh-gold)}
.lh-trust-item b{font-size:12.5px;color:var(--lh-ink)}
.lh-trust-item small{font-size:11px;color:var(--lh-ink3)}

/* ---------- 通用分区 ---------- */
.lh-sec{padding:64px 0 56px}
.lh-sec-soft{background:var(--lh-paper)}
.lh-sec-head{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;flex-wrap:wrap;margin-bottom:30px}
.lh-en{font-size:11px;letter-spacing:.24em;color:var(--lh-gold);text-transform:uppercase}
.lh-sec-head h3{font-size:clamp(21px,2.6vw,26px);font-weight:600;margin:9px 0 0;color:var(--lh-ink);line-height:1.35}
.lh-sub{font-size:12.5px;color:var(--lh-ink3);margin-top:7px}
.lh-more{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--lh-ink2);text-decoration:none;font-weight:600;padding-bottom:4px;border-bottom:2px solid var(--lh-glow2)}
.lh-more:hover{color:var(--lh-gold)}
.lh-empty{padding:56px 20px;text-align:center;color:var(--lh-ink3);background:var(--lh-cream);border:1px dashed var(--lh-line);border-radius:var(--lh-radius)}

/* ---------- 占位图 ---------- */
.lh-ph{
    width:100%;height:100%;display:flex;align-items:center;justify-content:center;
    background:linear-gradient(140deg,var(--lh-glow) 0%,var(--lh-cream2) 60%,#EFE4D2 100%);
    color:#C4A97A;font-size:26px;
}
.lh-ph svg{width:44px;height:44px;opacity:.8}
.lh-ph-tall{font-size:30px}
.lh-ph-star{font-size:40px;color:#C9A96E}

/* ---------- 按场景选光（S5） ---------- */
.lh-mood{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.lh-mood-card{
    display:block;text-decoration:none;color:inherit;
    border:1px solid var(--lh-line2);border-radius:12px;overflow:hidden;
    background:var(--lh-paper);transition:.3s;
}
.lh-mood-card:hover{transform:translateY(-4px);box-shadow:var(--lh-shadow);color:inherit}
.lh-mood-media{height:148px;overflow:hidden}
.lh-mood-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.lh-mood-card:hover .lh-mood-media img{transform:scale(1.06)}
.lh-mood-body{padding:13px 14px 15px}
.lh-mood-en{font-size:10.5px;letter-spacing:.16em;color:var(--lh-gold);text-transform:uppercase}
.lh-mood-body b{font-size:13.5px;display:block;margin-top:3px}
.lh-mood-body p{font-size:11.5px;color:var(--lh-ink3);margin:6px 0 0}

/* ---------- 明星单品（S6） ---------- */
.lh-star{display:grid;grid-template-columns:1.1fr 1fr;border:1px solid var(--lh-line);border-radius:16px;overflow:hidden;background:var(--lh-paper);box-shadow:var(--lh-shadow)}
.lh-star-media{position:relative;min-height:320px;display:flex}
.lh-star-media img{width:100%;height:100%;object-fit:cover;min-height:320px}
.lh-star-txt{padding:42px 44px;display:flex;flex-direction:column;justify-content:center;background:#FCFAF6}
.lh-tag{display:inline-block;width:max-content;font-size:10.5px;letter-spacing:.14em;background:var(--lh-gold);color:#fff;padding:3px 11px;border-radius:999px;text-transform:uppercase}
.lh-star-txt h3{font-size:clamp(21px,2.4vw,25px);margin:14px 0 4px;font-weight:600;color:var(--lh-ink)}
.lh-star-en{font-size:12px;color:var(--lh-ink3);letter-spacing:.06em}
.lh-feat{list-style:none;margin:18px 0 0;padding:0}
.lh-feat li{font-size:13px;color:var(--lh-ink2);padding-left:20px;position:relative;margin-bottom:8px}
.lh-feat li::before{content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:50%;background:var(--lh-amber)}
.lh-price{margin-top:20px;font-size:19px;font-weight:700;color:var(--lh-ink)}
.lh-price s{font-size:13px;color:var(--lh-ink3);font-weight:400;margin-left:8px}
.lh-star-txt .lh-btns{margin-top:18px}

/* ---------- 产品线（S7） ---------- */
.lh-lines{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.lh-line{
    display:block;text-decoration:none;color:inherit;text-align:center;
    border:1px solid var(--lh-line2);border-radius:12px;padding:0 0 20px;
    background:var(--lh-paper);overflow:hidden;transition:.3s;
}
.lh-line:hover{transform:translateY(-4px);box-shadow:var(--lh-shadow);color:inherit}
.lh-line-img{height:320px}
.lh-line-img img{width:100%;height:100%;object-fit:cover}
.lh-line b{display:block;font-size:13px;margin-top:12px}
.lh-line small{font-size:11px;color:var(--lh-ink3)}

/* ---------- 商品墙（S8） ---------- */
.lh-tabs{display:flex;gap:8px;justify-content:center;margin-bottom:22px;flex-wrap:wrap}
.lh-tab{
    font-size:12.5px;padding:7px 18px;border-radius:999px;
    border:1px solid var(--lh-line);background:var(--lh-paper);color:var(--lh-ink2);
    cursor:pointer;transition:.25s;font-family:inherit;
}
.lh-tab:hover{border-color:var(--lh-gold-l);color:var(--lh-gold)}
.lh-tab.is-on{background:var(--lh-ink);color:#F7EBD6;border-color:var(--lh-ink);font-weight:600}
.lh-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.lh-card{
    display:block;text-decoration:none;color:inherit;
    border:1px solid var(--lh-line2);border-radius:12px;overflow:hidden;
    background:var(--lh-paper);transition:.3s;
}
.lh-card:hover{transform:translateY(-4px);box-shadow:var(--lh-shadow);color:inherit}
.lh-card.is-hide{display:none}
.lh-card-media{position:relative;height:200px;overflow:hidden;display:flex}
.lh-card-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.lh-card:hover .lh-card-media img{transform:scale(1.05)}
.lh-card-lb{position:absolute;top:10px;left:10px;font-size:10px;letter-spacing:.1em;color:var(--lh-gold);text-transform:uppercase;font-weight:700;background:rgba(255,255,255,.9);padding:3px 9px;border-radius:999px;border:1px solid var(--lh-line)}
.lh-card-body{padding:12px 13px 14px}
.lh-card-body b{display:block;font-size:12.5px;line-height:1.4;color:var(--lh-ink)}
.lh-card-price{font-size:13.5px;font-weight:700;margin-top:8px;color:var(--lh-ink)}
.lh-card-price s{font-size:11px;color:var(--lh-ink3);font-weight:400;margin-left:6px}
.lh-card-cta{margin-top:9px;font-size:11.5px;color:var(--lh-ink);border:1px solid var(--lh-line);border-radius:999px;padding:5px 0;text-align:center;display:flex;align-items:center;justify-content:center;gap:4px;transition:.25s}
.lh-card:hover .lh-card-cta{background:var(--lh-ink);color:#F7EBD6;border-color:var(--lh-ink)}

/* ---------- 真实效果 UGC（S9） ---------- */
.lh-ugc-sec{padding:64px 0 56px;background:linear-gradient(180deg,var(--lh-cream) 0%,var(--lh-cream2) 100%)}
.lh-ugc{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.lh-ugc-item{height:150px;border-radius:11px;overflow:hidden}
.lh-ugc-item .lh-ph{height:100%}
.lh-ugc-item.i2 .lh-ph,.lh-ugc-item.i5 .lh-ph{background:linear-gradient(140deg,#F6E3C8 0%,#EED9B9 60%,#E4C79E 100%);color:#C0985C}
.lh-ugc-item.i3 .lh-ph,.lh-ugc-item.i6 .lh-ph{background:linear-gradient(140deg,#FBF7F1 0%,#F3E4CE 60%,#EAD4B4 100%);color:#C4A97A}
.lh-ugc-hash{text-align:center;margin-top:18px;font-size:12.5px;color:var(--lh-ink2);letter-spacing:.04em}
.lh-ugc-hash b{color:var(--lh-gold)}

/* ---------- 品牌故事（S10） ---------- */
.lh-story{display:grid;grid-template-columns:1fr 1.05fr;border:1px solid var(--lh-line);border-radius:16px;overflow:hidden;background:var(--lh-paper);box-shadow:var(--lh-shadow)}
.lh-story-media{min-height:300px;display:flex}
.lh-ph-sun{font-size:40px;color:#C9A96E;background:linear-gradient(140deg,#FFFDF9 0%,#F6E7CB 55%,#EFD9B4 100%)}
.lh-story-txt{padding:40px 44px;background:#FCFAF6}
.lh-story-txt h3{font-size:clamp(20px,2.3vw,24px);font-weight:600;line-height:1.45;color:var(--lh-ink)}
.lh-motto{font-size:13px;color:var(--lh-gold);margin-top:10px;letter-spacing:.04em}
.lh-story-txt p{font-size:13px;color:var(--lh-ink2);margin-top:14px;line-height:1.9}
.lh-vals{display:grid;grid-template-columns:repeat(5,1fr);gap:8px;margin-top:22px}
.lh-vals div{text-align:center;font-size:10.5px;color:var(--lh-ink2);border-top:2px solid var(--lh-glow2);padding-top:9px}
.lh-story-txt .lh-btns{margin-top:22px}

/* ---------- 博客（S11） ---------- */
.lh-blog{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.lh-blog-card{
    display:block;text-decoration:none;color:inherit;
    border:1px solid var(--lh-line2);border-radius:12px;overflow:hidden;
    background:var(--lh-paper);transition:.3s;
}
.lh-blog-card:hover{transform:translateY(-4px);box-shadow:var(--lh-shadow);color:inherit}
.lh-blog-media{height:120px;overflow:hidden;display:flex}
.lh-blog-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.lh-blog-card:hover .lh-blog-media img{transform:scale(1.05)}
.lh-blog-body{padding:13px 15px 16px}
.lh-blog-body small{font-size:10.5px;color:var(--lh-ink3)}
.lh-blog-body b{display:block;font-size:13px;margin-top:6px;line-height:1.5;color:var(--lh-ink)}

/* ---------- 订阅条（S12） ---------- */
.lh-news{background:linear-gradient(140deg,var(--lh-dark) 0%,var(--lh-dark2) 100%);color:#F2E6D0;padding:48px 0;text-align:center}
.lh-news h4{font-size:clamp(18px,2.2vw,21px);font-weight:600;color:#F7EFE2;margin-bottom:12px}
.lh-news p{font-size:12.5px;color:#C9BCA9;margin-top:8px;max-width:560px;margin-left:auto;margin-right:auto}
.lh-news-form{margin-top:20px;display:flex;gap:10px;justify-content:center;flex-wrap:wrap}
.lh-news-form input{background:rgba(255,255,255,.09);border:1px solid rgba(216,203,182,.3);border-radius:999px;padding:11px 20px;color:#F2E6D0;font-size:12.5px;width:280px;max-width:100%}
.lh-news-btn{background:var(--lh-glow2);color:var(--lh-dark);font-weight:600;padding:11px 24px;border-radius:999px;text-decoration:none;display:inline-block}
.lh-news-btn:hover{background:var(--lh-gold-l);color:#fff}

/* ---------- 滚动显现 ---------- */
.lh-reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease;transition-delay:var(--lh-delay,0ms)}
.lh-reveal.is-visible{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.lh-reveal{opacity:1;transform:none;transition:none}}

.lh-stars-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.lh-stars-grid .lh-star{grid-template-columns:1.08fr 1fr;min-width:0;min-height:360px}
.lh-stars-grid .lh-star-media{
    height:100%;
    min-height:360px;
    align-items:center;
    justify-content:center;
    background:var(--lh-cream2);
    padding:14px;
}
.lh-stars-grid .lh-star-media img{
    width:100%;
    height:100%;
    min-height:0;
    object-fit:contain;
}
.lh-stars-grid .lh-star-txt{padding:24px 22px 26px}
.lh-stars-grid .lh-star-txt h3{font-size:20px}
.lh-stars-grid .lh-feat{margin-top:12px}
.lh-stars-grid .lh-feat li{font-size:11.5px;margin-bottom:5px}
.lh-stars-grid .lh-price{margin-top:14px;font-size:17px}

/* ---------- 宽屏桌面布局：1500px 画布 ---------- */
@media(min-width:1001px){
    .lh-sec{padding:76px 0 66px}
    .lh-mood,.lh-lines,.lh-grid,.lh-blog{gap:18px}
    .lh-mood-media{height:170px}
    .lh-line-img{height:340px}
    .lh-card-media{height:220px}
    .lh-ugc{gap:14px}
    .lh-ugc-item{height:170px}
    .lh-blog-media{height:140px}
    .lh-star-txt,.lh-story-txt{padding:46px 50px}
}

/* ---------- 响应式 ---------- */
@media(max-width:900px){
    .lh-stars-grid{grid-template-columns:1fr;gap:14px}
    .lh-stars-grid .lh-star{grid-template-columns:1fr}
    .lh-stars-grid .lh-star-media{height:260px;min-height:260px}
    .lh-mood,.lh-lines,.lh-grid,.lh-ugc,.lh-vals{grid-template-columns:repeat(2,1fr)}
    .lh-trust-grid{grid-template-columns:repeat(2,1fr)}
    .lh-trust-item{border-bottom:1px solid var(--lh-line2)}
    .lh-trust-item:nth-child(2){border-right:0}
    .lh-trust-item:nth-child(3),.lh-trust-item:nth-child(4){border-bottom:0}
    .lh-star,.lh-story{grid-template-columns:1fr}
    .lh-star-txt,.lh-story-txt{padding:32px 26px}
    .bh-hero-inner{grid-template-columns:1fr;gap:24px;padding:64px 0 56px}
    .bh-hero-static,.bh-hero-managed{min-height:0}
    .bh-hero-visual{min-height:260px}
    .lh-sec{padding:52px 0 44px}
}
@media(max-width:700px){
    .lh-wrap{padding:0 18px}
    .bh-hero-visual{min-height:220px}
    .lh-pill-1,.bh-pill-1{display:none}
    .lh-sec-head{flex-direction:column;align-items:flex-start;gap:12px}
    .lh-ugc{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:520px){
    .lh-mood,.lh-lines,.lh-grid,.lh-ugc{grid-template-columns:1fr}
    .lh-trust-grid{grid-template-columns:1fr 1fr}
    .lh-card-media{height:150px}
}