/* ============================================================
   PRODUCT VISUAL — 样式表
   主色 / 强调色可在下方变量统一修改
   ============================================================ */
:root{
  --ink:    #141414;   /* 主文字色 */
  --paper:  #ffffff;   /* 卡片白 */
  --line:   #dcdcdc;   /* 细分割线 */
  --accent: #ff5a1c;   /* 橙色强调（句点 / 封面按钮） */
  --mute:   #8f8f8f;   /* 次要灰字 */
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:"Helvetica Neue",Helvetica,Arial,"PingFang SC","Microsoft YaHei",sans-serif;
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}

/* ============================================================
   01 大封面（图一复刻）
   ============================================================ */
.cover{
  min-height:100vh;
  background:linear-gradient(155deg,#f1f0ec 0%,#dbd8d2 55%,#cbc7c0 100%);
  display:flex;align-items:center;justify-content:center;
  padding:6vh 4vw;
}
.cover-card{
  background:var(--paper);
  width:min(1240px,100%);
  border-radius:6px;
  box-shadow:0 40px 90px rgba(0,0,0,.16);
  padding:52px 62px 46px;
}

/* 顶部导航行 */
.cover-nav{
  display:flex;justify-content:flex-end;align-items:flex-start;
  font-size:11px;letter-spacing:.06em;
}
.cover-nav-right{font-weight:600}

/* 大标题区 */
.cover-main{
  margin-top:10vh;
  display:flex;justify-content:space-between;align-items:flex-end;gap:48px;
}
.cover-title{
  font-family:"Helvetica Neue","Arial Black",Arial,sans-serif;
  font-weight:900;
  font-size:clamp(56px,8.6vw,126px);
  line-height:.95;
  letter-spacing:-.035em;
}
.cover-title .dot{color:var(--accent)}
.cover-btn{
  background:var(--accent);color:#fff;
  font-size:13px;font-weight:700;
  padding:15px 26px;margin-bottom:10px;
  display:inline-flex;align-items:center;gap:8px;white-space:nowrap;
  transition:transform .25s ease;
}
.cover-btn:hover{transform:translateY(-2px)}

/* 分割线与底部行 */
.cover-line{border:none;border-top:1px solid var(--line);margin-top:5.5vh}
.cover-foot{
  margin-top:26px;
  display:flex;justify-content:space-between;align-items:flex-start;gap:60px;
  font-size:12px;
}
.cover-about{letter-spacing:.08em;white-space:nowrap}
.cover-desc{text-align:right;line-height:1.65;font-size:14px;font-weight:600;letter-spacing:.04em}

/* ============================================================
   02 品牌主视觉
   ============================================================ */
.shop-hero{position:relative;overflow:hidden}
.shop-hero-body{display:flex;align-items:stretch}
.shop-hero-left{flex:0 0 auto;width:58%;overflow:hidden}
.shop-hero-left img{width:100%;height:auto;aspect-ratio:1/1;object-fit:contain;display:block}
.shop-hero-right{flex:1;min-width:0;position:relative}
.shop-hero-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.shop-hero-text{
  position:absolute;right:6vw;top:50%;transform:translateY(-50%);
  max-width:330px;z-index:4;
}
.shop-hero-text h2{font-size:20px;font-weight:800;margin-bottom:10px}
.shop-hero-text p{font-size:13px;line-height:1.7;margin-bottom:22px}

/* 通用按钮 */
.btn-white{
  display:inline-block;background:#fff;color:#111;
  font-size:12px;font-weight:700;padding:14px 32px;
  box-shadow:0 2px 12px rgba(0,0,0,.10);
  transition:transform .25s ease;
}
.btn-white:hover{transform:translateY(-2px)}
.btn-outline{
  display:block;border:1px solid #222;text-align:center;
  font-size:12px;font-weight:700;padding:14px 0;
  transition:background .2s,color .2s;
}
.btn-outline:hover{background:#111;color:#fff}

/* ============================================================
   03 产品部件（三卡片）
   ============================================================ */
.bundles{padding:88px 0;text-align:center}
.bundles-head h2{font-size:26px;font-weight:700}
.bundles-head p{
  max-width:560px;margin:14px auto 0;
  font-size:13.5px;line-height:1.7;font-weight:600;
}
.bundles-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:28px;
  margin-top:50px;padding:0 max(5vw,calc((100% - 1560px)/2));
}
.bundle-card{display:flex;flex-direction:column;align-items:flex-start;text-align:left}
.bundle-card .btn-outline{margin-top:auto;align-self:stretch;width:100%;padding:17px 0;font-size:13.5px}
.bundle-card h3{font-size:15px;font-weight:800;margin:18px 0 6px}
.bundle-card p{font-size:12.5px;font-weight:600;color:#333;margin-bottom:16px;min-height:34px}
.bundles-grid.four{grid-template-columns:repeat(4,1fr)}

/* ============================================================
   04 产品轮播
   ============================================================ */
.products{padding:88px 0;text-align:center}
.ornament{font-size:20px;color:#9a9a9a;margin-bottom:14px}
.products-head h2{font-size:26px;font-weight:700}
.products-head p{
  max-width:560px;margin:14px auto 0;
  font-size:13.5px;line-height:1.7;font-weight:600;
}
.carousel{position:relative;margin-top:54px}
.car-track{
  display:flex;gap:28px;
  overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none;
  padding:0 max(5vw,calc((100% - 1560px)/2));
}
.car-track::-webkit-scrollbar{display:none}
.card{flex:0 0 calc((100% - 28px)/2);scroll-snap-align:start;text-align:left}
.card-imgwrap{position:relative;background:#efedea;overflow:hidden}
.card-imgwrap img{width:100%;aspect-ratio:1/1.05;object-fit:cover}
.card-tag{
  position:absolute;top:14px;left:14px;background:#fff;
  font-size:9px;font-weight:800;letter-spacing:.08em;padding:6px 10px;
}
.card h3{font-size:15px;font-weight:800;margin:18px 0 6px}
.card p{font-size:12.5px;font-weight:600;color:#333;margin-bottom:16px;min-height:34px}
.car-arrow{
  position:absolute;top:36%;z-index:3;
  width:44px;height:44px;border-radius:50%;
  border:1px solid #d5d5d5;background:#fff;
  font-size:22px;line-height:1;cursor:pointer;color:#333;
  transition:background .2s,color .2s;
}
.car-arrow:hover{background:#111;color:#fff}
.car-arrow.left{left:2vw}
.car-arrow.right{right:2vw}

/* ============================================================
   08 压底大图
   ============================================================ */
.press img{width:100%;height:auto;display:block}

/* ============================================================
   05 主产品图
   ============================================================ */
.art{
  display:grid;grid-template-columns:1fr 1.5fr;align-items:center;
  padding:80px 0;
}
.art-side{padding:0 4vw 0 6vw}
.art-side p{font-size:14px;font-weight:600;margin-bottom:22px}
.art-side p.art-lead{font-size:22px;font-weight:800;letter-spacing:.02em;line-height:1.35}
.art-side p.art-note{font-weight:400;font-size:13.5px;line-height:1.85;color:#444}
.art-side .btn-outline{display:inline-block;padding:15px 52px}
.art-banner{position:relative;overflow:hidden}
.art-banner img{width:100%;height:auto;display:block}

/* ============================================================
   09 全幅 CTA
   ============================================================ */
.ritual{position:relative}
.ritual img{width:100%;height:88vh;object-fit:cover}
.ritual-text{
  position:absolute;inset:0;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  color:#fff;text-align:center;padding:0 6vw;
}
.ritual-text h2{font-size:22px;font-weight:800;margin-bottom:10px}
.ritual-text p{font-size:13.5px;line-height:2.1;letter-spacing:.09em;margin-bottom:26px}

/* ============ 页脚 ============ */
.site-foot{
  display:flex;justify-content:space-between;align-items:center;
  padding:34px 5vw;font-size:11px;letter-spacing:.14em;color:#666;
  border-top:1px solid var(--line);
}

/* ============ 滚动淡入 ============ */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .8s ease,transform .8s ease}
.reveal.in{opacity:1;transform:none}

/* ============================================================
   移动端适配
   ============================================================ */
@media (max-width:860px){
  /* 封面 */
  .cover{padding:3vh 4vw}
  .cover-card{padding:32px 26px 30px}
  .cover-nav{flex-wrap:wrap;row-gap:16px}
  .cover-main{flex-direction:column;align-items:flex-start;gap:34px;margin-top:8vh}
  .cover-title{font-size:clamp(52px,15vw,84px)}
  .cover-btn{margin-bottom:0}
  .cover-foot{flex-direction:column;gap:18px}
  .cover-desc{text-align:left}

  /* 主视觉：照片在左、文字在右（方形海报整宽在上，大图整宽在下） */
  .shop-hero{display:grid;grid-template-columns:1.05fr 1fr}
  .shop-hero-body{display:contents}
  .shop-hero-left{grid-column:1;grid-row:1;width:100%;align-self:center}
  .shop-hero-right{grid-column:1 / -1;grid-row:2}
  .shop-hero-img{position:static;width:100%;height:auto;display:block}
  .shop-hero-text{
    grid-column:2;grid-row:1;
    position:static;transform:none;max-width:none;
    padding:16px 14px;background:#f4efe9;
    display:flex;flex-direction:column;justify-content:center;
  }
  .shop-hero-text h2{font-size:15px;margin-bottom:8px}
  .shop-hero-text p{font-size:11px;line-height:1.6;margin-bottom:14px}
  .shop-hero-text .btn-white{font-size:11px;padding:11px 16px;box-shadow:none}

  /* 产品 */
  .products{padding:64px 0 56px}
  .card{flex-basis:78%}
  .car-arrow{display:none}

  /* 产品部件 */
  .bundles{padding:64px 0 56px}
  .bundles-grid{grid-template-columns:1fr;gap:34px;margin-top:36px}
  .bundles-grid.four{grid-template-columns:repeat(2,1fr);gap:20px}

  /* 艺术横幅 */
  .art{grid-template-columns:1fr;padding:0 0 56px}
  .art-side{order:2;padding:38px 6vw 0}

  /* CTA */
  .ritual img{height:70vw;min-height:360px}
}