/* =====================================================
   GREENHAND · 全站共享样式
   浅绿文艺风 · 浅色调 · 响应式
   ===================================================== */
:root{
  --green:#A8D5BA;
  --green-deep:#7FB89A;
  --green-soft:#EAF4EE;
  --ink:#2E3B34;
  --ink-soft:#4A5A50;
  --muted:#6B7A70;
  --bg:#FAFAF7;
  --card:#FFFFFF;
  --accent:#D9A47B;
  --accent-soft:#F6EDE3;
  --border:#E6E6E0;
  --radius:16px;
  --radius-sm:12px;
  --shadow:0 8px 30px rgba(46,59,52,.08);
  --shadow-lg:0 16px 48px rgba(46,59,52,.12);
  --font-serif:"Noto Serif SC","Songti SC","SimSun",serif;
  --font-sans:"Inter","PingFang SC","Microsoft YaHei",sans-serif;
  --font-mono:"JetBrains Mono","SFMono-Regular",Consolas,monospace;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-sans);
  background:var(--bg);
  color:var(--ink);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  min-height:100vh;
  display:flex;
  flex-direction:column;
}
::selection{background:var(--green);color:var(--ink)}
img{max-width:100%;display:block}
a{color:inherit}
main{flex:1}

/* ---------- 导航 ---------- */
nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(250,250,247,.88);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border);
  transition:box-shadow .3s;
}
nav.scrolled{box-shadow:0 4px 20px rgba(46,59,52,.06)}
.nav-inner{
  max-width:1120px;margin:0 auto;padding:0 24px;
  display:flex;align-items:center;justify-content:space-between;height:64px;
  gap:16px;
}
.logo{
  font-family:var(--font-serif);font-weight:700;font-size:20px;
  letter-spacing:.02em;text-decoration:none;color:var(--ink);
  display:flex;align-items:center;gap:8px;white-space:nowrap;
}
.logo .dot{
  width:10px;height:10px;border-radius:50%;background:var(--green-deep);
  display:inline-block;
}
.nav-links{display:flex;gap:28px;list-style:none}
.nav-links a{
  text-decoration:none;color:var(--ink-soft);font-size:14px;font-weight:500;
  transition:color .2s;position:relative;
}
.nav-links a:hover{color:var(--ink)}
.nav-links a.active{color:var(--ink)}
.nav-links a.active::after{
  content:"";position:absolute;left:0;bottom:-6px;width:100%;height:2px;
  background:var(--green-deep);border-radius:2px;
}
.nav-cta{display:flex;align-items:center;gap:14px}
.cart-badge{
  font-family:var(--font-mono);font-size:12px;
  background:var(--accent);color:#fff;border-radius:20px;
  padding:2px 10px;opacity:0;transform:scale(.8);transition:all .3s;
  text-decoration:none;display:inline-block;
}
.cart-badge.show{opacity:1;transform:scale(1)}
.nav-burger{
  display:none;background:none;border:none;cursor:pointer;
  width:36px;height:36px;border-radius:8px;align-items:center;justify-content:center;
  flex-direction:column;gap:5px;
}
.nav-burger span{
  display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;
  transition:all .3s;
}
.nav-burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-burger.open span:nth-child(2){opacity:0}
.nav-burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 22px;border-radius:40px;font-size:14px;font-weight:600;
  text-decoration:none;border:1px solid transparent;cursor:pointer;
  transition:all .25s;font-family:var(--font-sans);
}
.btn-primary{background:var(--green-deep);color:#fff}
.btn-primary:hover{background:#6BAF8D;transform:translateY(-1px);box-shadow:0 6px 16px rgba(127,184,154,.35)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--border)}
.btn-ghost:hover{border-color:var(--green-deep);color:var(--green-deep)}
.btn-accent{background:var(--accent);color:#fff}
.btn-accent:hover{background:#C98F62;transform:translateY(-1px)}
.btn-sm{padding:7px 16px;font-size:13px}
.btn-block{width:100%;justify-content:center}
.btn:disabled{opacity:.5;cursor:not-allowed;transform:none!important}

/* ---------- 通用区块 ---------- */
section{position:relative}
.container{max-width:1120px;margin:0 auto;padding:0 24px}
.page{ padding:140px 0 80px; }
.page-head{text-align:center;margin-bottom:52px}
.section-tag{
  display:inline-block;font-family:var(--font-mono);font-size:12px;
  letter-spacing:.18em;text-transform:uppercase;color:var(--green-deep);
  background:var(--green-soft);padding:4px 14px;border-radius:20px;margin-bottom:20px;
}
.section-title{
  font-family:var(--font-serif);font-size:clamp(28px,4vw,40px);
  font-weight:600;line-height:1.35;margin-bottom:16px;letter-spacing:.01em;
}
.section-sub{color:var(--muted);font-size:16px;max-width:560px;margin:0 auto}
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:translateY(0)}

/* ---------- 面包屑 ---------- */
.breadcrumb{
  font-size:13px;color:var(--muted);margin-bottom:28px;
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
}
.breadcrumb a{color:var(--muted);text-decoration:none;transition:color .2s}
.breadcrumb a:hover{color:var(--green-deep)}
.breadcrumb .sep{color:var(--border)}
.breadcrumb .current{color:var(--ink);font-weight:500}

/* ---------- 标签 ---------- */
.tag{
  font-size:11px;font-weight:600;padding:3px 10px;border-radius:20px;
  letter-spacing:.04em;display:inline-block;
}
.tag.green{background:var(--green-soft);color:var(--green-deep)}
.tag.warm{background:var(--accent-soft);color:#B57B4C}
.tag.blue{background:#EDF1F4;color:#5A7184}
.tag.line{background:transparent;border:1px solid var(--border);color:var(--muted)}

/* ---------- Hero（首页） ---------- */
.hero{
  padding:160px 0 100px;
  background:
    radial-gradient(600px 300px at 85% 20%, rgba(168,213,186,.35), transparent 60%),
    radial-gradient(500px 300px at 10% 90%, rgba(217,164,123,.12), transparent 60%),
    var(--bg);
}
.hero-inner{display:grid;grid-template-columns:1.1fr .9fr;gap:64px;align-items:center}
.hero-eyebrow{
  font-family:var(--font-mono);font-size:13px;letter-spacing:.2em;
  color:var(--green-deep);margin-bottom:20px;
}
.hero h1{
  font-family:var(--font-serif);font-size:clamp(34px,5.2vw,56px);
  font-weight:600;line-height:1.3;letter-spacing:.01em;margin-bottom:24px;
}
.hero h1 em{font-style:normal;color:var(--green-deep);position:relative}
.hero h1 em::after{
  content:"";position:absolute;left:0;bottom:6px;width:100%;height:10px;
  background:rgba(168,213,186,.4);border-radius:4px;z-index:-1;
}
.hero p{color:var(--muted);font-size:17px;max-width:460px;margin-bottom:36px}
.hero-cta{display:flex;gap:16px;flex-wrap:wrap}
.hero-note{
  margin-top:28px;font-size:13px;color:var(--muted);
  display:flex;align-items:center;gap:8px;
}
.hero-note .pulse{
  width:8px;height:8px;border-radius:50%;background:var(--green-deep);
  animation:pulse 2s infinite;
}
.hero-visual{position:relative}
.hero-card{
  background:var(--card);border:1px solid var(--border);border-radius:24px;
  padding:28px;box-shadow:var(--shadow);transform:rotate(1.5deg);
  transition:transform .4s;
}
.hero-card:hover{transform:rotate(0deg) translateY(-4px)}
.device{
  width:100%;aspect-ratio:16/10;border-radius:14px;
  background:linear-gradient(145deg,#EAF4EE,#F3F7F2);
  display:flex;align-items:center;justify-content:center;position:relative;
  overflow:hidden;margin-bottom:20px;
}
.device::before{
  content:"";position:absolute;width:130px;height:130px;border-radius:50%;
  background:radial-gradient(circle,#A8D5BA 0%,transparent 70%);opacity:.6;
}
.device-core{
  width:120px;height:76px;background:#fff;border-radius:12px;
  border:2px solid #D6E5DA;position:relative;z-index:2;
  box-shadow:0 10px 24px rgba(46,59,52,.12);
}
.device-core::after{
  content:"";position:absolute;top:-8px;left:50%;transform:translateX(-50%);
  width:10px;height:10px;border-radius:50%;background:var(--accent);
  box-shadow:0 0 0 4px var(--accent-soft);
}
.device-specs{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.spec-item{
  background:var(--bg);border:1px solid var(--border);border-radius:12px;
  padding:12px;text-align:center;
}
.spec-item .k{font-size:11px;color:var(--muted);display:block;margin-bottom:4px}
.spec-item .v{font-family:var(--font-mono);font-size:16px;font-weight:600;color:var(--ink)}
.float-tag{
  position:absolute;background:var(--card);border:1px solid var(--border);
  border-radius:12px;padding:10px 16px;font-size:13px;box-shadow:var(--shadow);
  display:flex;align-items:center;gap:8px;animation:float 4s ease-in-out infinite;
}
.float-tag .tag-dot{width:7px;height:7px;border-radius:50%;background:var(--green-deep)}
.float-tag.mono{font-family:var(--font-mono);font-size:12px;color:var(--ink-soft)}
.ft-1{top:-18px;right:-10px;animation-delay:.5s}
.ft-2{bottom:60px;left:-26px;animation-delay:1.5s}
.ft-3{bottom:-20px;right:24px;animation-delay:2.5s}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}

/* ---------- Hero 居中版（aishort 风格） ---------- */
.hero-center{
  padding:150px 0 90px;
  text-align:center;
  background:
    radial-gradient(700px 360px at 50% -10%, rgba(168,213,186,.4), transparent 70%),
    radial-gradient(500px 300px at 90% 110%, rgba(217,164,123,.12), transparent 60%),
    var(--bg);
}
.hero-center-inner{max-width:860px}
.hero-center-content h1{
  font-family:var(--font-serif);
  font-size:clamp(32px,4.6vw,50px);
  font-weight:600;line-height:1.35;letter-spacing:.01em;margin-bottom:18px;
}
.hero-center-content h1 em{font-style:normal;color:var(--green-deep);position:relative}
.hero-center-content h1 em::after{
  content:"";position:absolute;left:0;bottom:6px;width:100%;height:10px;
  background:rgba(168,213,186,.4);border-radius:4px;z-index:-1;
}
.hero-center-content p{
  color:var(--muted);font-size:16px;max-width:560px;margin:0 auto 36px;line-height:1.8;
}
/* 大搜索框 */
.hero-search{max-width:620px;margin:0 auto 28px}
.hero-search-form{
  display:flex;align-items:center;gap:0;
  background:var(--card);border:2px solid var(--green);
  border-radius:50px;padding:6px 6px 6px 20px;
  box-shadow:0 12px 40px rgba(127,184,154,.18);
  transition:box-shadow .3s,border-color .3s;
}
.hero-search-form:focus-within{
  border-color:var(--green-deep);
  box-shadow:0 16px 48px rgba(127,184,154,.28);
}
.hero-search-icon{font-size:16px;color:var(--muted);margin-right:10px;flex-shrink:0}
.hero-search-form input{
  flex:1;border:none;outline:none;background:transparent;
  font-size:15px;font-family:var(--font-sans);color:var(--ink);padding:10px 0;
}
.hero-search-form input::placeholder{color:#A9B4AC}
.hero-search-btn{
  background:var(--green-deep);color:#fff;border:none;border-radius:40px;
  padding:11px 28px;font-size:14px;font-weight:600;cursor:pointer;
  font-family:var(--font-sans);transition:background .2s;flex-shrink:0;
}
.hero-search-btn:hover{background:#6BAF8D}
/* 热门标签 */
.hero-search-tags{
  display:flex;align-items:center;justify-content:center;gap:8px;flex-wrap:wrap;margin-top:16px;
}
.hs-label{font-size:13px;color:var(--muted)}
.hs-tag{
  font-size:13px;color:var(--ink-soft);background:var(--card);
  border:1px solid var(--border);border-radius:20px;padding:4px 14px;
  text-decoration:none;transition:all .2s;
}
.hs-tag:hover{border-color:var(--green-deep);color:var(--green-deep);transform:translateY(-1px)}
/* 居中 Hero 下的 hero-note 居中 */
.hero-center .hero-note{justify-content:center;margin-top:8px}

/* ---------- 特性区（首页） ---------- */
.features{padding:40px 0 96px}
.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.feature-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  padding:32px;text-align:center;transition:all .3s;
}
.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.f-icon{
  width:52px;height:52px;border-radius:16px;background:var(--green-soft);
  display:flex;align-items:center;justify-content:center;
  font-size:24px;margin:0 auto 16px;
}
.f-title{font-family:var(--font-serif);font-size:17px;font-weight:600;margin-bottom:8px}
.f-desc{font-size:13px;color:var(--muted);line-height:1.7}

/* ---------- 选型器引导 CTA（首页） ---------- */
.config-cta{padding:0 0 100px}
.cta-box{
  background:linear-gradient(150deg,#EAF4EE,#F2F8F4);
  border:1px solid var(--green);
  border-radius:24px;padding:56px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  flex-wrap:wrap;
}
.cta-title{
  font-family:var(--font-serif);font-size:clamp(22px,3vw,30px);
  font-weight:600;line-height:1.4;margin-bottom:10px;
}
.cta-desc{color:var(--muted);font-size:14px;max-width:440px}
.btn-lg{padding:14px 32px;font-size:16px}

/* ---------- 产品卡片 ---------- */
.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:48px}
.product-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  overflow:hidden;transition:all .3s;cursor:pointer;text-decoration:none;color:inherit;
  display:block;position:relative;
}
.product-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.pc-img{
  aspect-ratio:4/3;display:flex;align-items:center;justify-content:center;
  position:relative;overflow:hidden;
}
.pc-img.p1{background:linear-gradient(145deg,#EAF4EE,#F6FAF4)}
.pc-img.p2{background:linear-gradient(145deg,#F6EDE3,#FBF5EE)}
.pc-img.p3{background:linear-gradient(145deg,#EDF1F4,#F4F7F9)}
.pc-img.p4{background:linear-gradient(145deg,#F0EEE8,#FAF7F0)}
.pc-chip{
  width:90px;height:54px;background:#fff;border-radius:10px;border:2px solid #DDE5E0;
  position:relative;box-shadow:0 8px 20px rgba(46,59,52,.10);
}
.pc-chip::after{
  content:"";position:absolute;bottom:-10px;left:50%;transform:translateX(-50%);
  width:24px;height:3px;border-radius:2px;background:var(--green-deep);opacity:.5;
}
.pc-chip.pc-2{border-radius:50% 50% 12px 12px;background:#fff}
.pc-chip.pc-3{border-radius:8px;transform:rotate(45deg)}
.pc-chip.pc-4{border-radius:4px;width:110px;height:40px}
.pc-body{padding:22px}
.pc-tag-row{display:flex;gap:8px;margin-bottom:10px;flex-wrap:wrap}
.pc-name{font-family:var(--font-serif);font-size:19px;font-weight:600;margin-bottom:6px}
.pc-desc{font-size:13px;color:var(--muted);margin-bottom:14px;line-height:1.6}
.pc-foot{display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--border);padding-top:14px}
.pc-price{font-family:var(--font-mono);font-size:15px;font-weight:600}
.pc-price .unit{font-size:12px;color:var(--muted);font-weight:400}
.pc-link{font-size:13px;font-weight:600;color:var(--green-deep);display:flex;align-items:center;gap:4px}
.pc-link .arrow{transition:transform .2s}
.product-card:hover .pc-link .arrow{transform:translateX(4px)}

/* ---------- 产品列表页工具条 ---------- */
.toolbar{
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;margin-top:36px;flex-wrap:wrap;
}
.search-box{
  position:relative;flex:1;min-width:220px;max-width:380px;
}
.search-box input{
  width:100%;padding:11px 40px 11px 16px;border:1.5px solid var(--border);
  border-radius:40px;font-size:14px;font-family:var(--font-sans);
  background:var(--card);color:var(--ink);outline:none;transition:all .2s;
}
.search-box input:focus{border-color:var(--green-deep);box-shadow:0 0 0 3px rgba(168,213,186,.2)}
.search-box .search-icon{
  position:absolute;right:14px;top:50%;transform:translateY(-50%);
  color:var(--muted);font-size:15px;pointer-events:none;
}
.toolbar-right{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.filter-chips{display:flex;gap:8px;flex-wrap:wrap}
.chip{
  padding:8px 18px;border-radius:40px;border:1.5px solid var(--border);
  background:var(--card);font-size:13px;font-weight:500;color:var(--ink-soft);
  cursor:pointer;transition:all .2s;font-family:var(--font-sans);
}
.chip:hover{border-color:var(--green-deep);color:var(--green-deep)}
.chip.active{background:var(--green-soft);border-color:var(--green-deep);color:var(--ink);font-weight:600}
.sort-select{
  padding:9px 14px;border:1.5px solid var(--border);border-radius:40px;
  font-size:13px;font-family:var(--font-sans);background:var(--card);color:var(--ink);
  outline:none;cursor:pointer;transition:border-color .2s;
}
.sort-select:focus{border-color:var(--green-deep)}
.result-count{font-size:13px;color:var(--muted);margin-top:16px}
.empty-state{
  text-align:center;padding:80px 20px;color:var(--muted);
}
.empty-state .empty-icon{font-size:44px;margin-bottom:16px}
.empty-state p{margin-bottom:20px}

/* ---------- 产品详情页 ---------- */
.detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.detail-gallery{
  background:var(--card);border:1px solid var(--border);border-radius:24px;
  padding:32px;position:sticky;top:96px;
}
.detail-gallery .gallery-img{
  aspect-ratio:4/3;border-radius:16px;display:flex;align-items:center;justify-content:center;
  margin-bottom:20px;position:relative;
}
.detail-gallery .gallery-img.p1{background:linear-gradient(145deg,#EAF4EE,#F6FAF4)}
.detail-gallery .gallery-img.p2{background:linear-gradient(145deg,#F6EDE3,#FBF5EE)}
.detail-gallery .gallery-img.p3{background:linear-gradient(145deg,#EDF1F4,#F4F7F9)}
.detail-gallery .gallery-img.p4{background:linear-gradient(145deg,#F0EEE8,#FAF7F0)}
.gallery-chip{
  width:160px;height:96px;background:#fff;border-radius:14px;border:2px solid #DDE5E0;
  box-shadow:0 16px 40px rgba(46,59,52,.14);position:relative;
}
.gallery-chip::after{
  content:"";position:absolute;bottom:-12px;left:50%;transform:translateX(-50%);
  width:36px;height:4px;border-radius:2px;background:var(--green-deep);opacity:.5;
}
.gallery-chip.pc-2{border-radius:50% 50% 16px 16px}
.gallery-chip.pc-3{border-radius:10px;transform:rotate(45deg)}
.gallery-chip.pc-4{border-radius:6px;width:190px;height:64px}
.gallery-thumbs{display:flex;gap:10px}
.gallery-thumb{
  flex:1;aspect-ratio:1/1;border-radius:10px;border:1.5px solid var(--border);
  cursor:pointer;transition:all .2s;display:flex;align-items:center;justify-content:center;
  background:var(--bg);
}
.gallery-thumb:hover,.gallery-thumb.active{border-color:var(--green-deep)}
.gallery-thumb .mini{width:34px;height:22px;background:#fff;border-radius:5px;border:1.5px solid #DDE5E0}
.gallery-thumb.pc-2 .mini{border-radius:50% 50% 5px 5px}
.gallery-thumb.pc-3 .mini{transform:rotate(45deg)}
.gallery-thumb.pc-4 .mini{width:44px;height:16px}
.detail-info h1{
  font-family:var(--font-serif);font-size:clamp(26px,3vw,34px);
  font-weight:600;line-height:1.3;margin-bottom:12px;
}
.detail-tags{display:flex;gap:8px;margin-bottom:16px;flex-wrap:wrap}
.detail-desc{color:var(--ink-soft);font-size:15px;margin-bottom:24px;line-height:1.8}
.detail-price-row{
  display:flex;align-items:baseline;gap:12px;margin-bottom:24px;
  padding:20px 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border);
}
.detail-price{font-family:var(--font-mono);font-size:32px;font-weight:600}
.detail-price .unit{font-size:14px;color:var(--muted);font-weight:400}
.detail-price-note{font-size:12px;color:var(--muted)}
.detail-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:28px}
.detail-points{display:grid;gap:12px;margin-bottom:28px}
.detail-point{display:flex;gap:12px;align-items:flex-start}
.dp-icon{
  width:32px;height:32px;border-radius:10px;background:var(--green-soft);
  display:flex;align-items:center;justify-content:center;font-size:15px;flex-shrink:0;
}
.dp-text b{display:block;font-size:14px}
.dp-text span{font-size:13px;color:var(--muted)}
.spec-section{margin-top:64px}
.spec-section .section-title{font-size:24px;margin-bottom:28px}
.spec-table{
  width:100%;border-collapse:collapse;background:var(--card);
  border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;
}
.spec-table th,.spec-table td{
  padding:14px 20px;text-align:left;font-size:14px;border-bottom:1px solid var(--border);
}
.spec-table th{
  background:var(--green-soft);font-weight:600;color:var(--ink-soft);
  width:200px;font-family:var(--font-mono);font-size:13px;letter-spacing:.02em;
}
.spec-table tr:last-child th,.spec-table tr:last-child td{border-bottom:none}
.spec-table td{color:var(--ink-soft)}
.spec-table tr:hover td{background:#FBFDFB}
.docs-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px;margin-top:32px}
.doc-card{
  display:flex;align-items:center;gap:14px;background:var(--card);
  border:1px solid var(--border);border-radius:14px;padding:16px;
  text-decoration:none;transition:all .25s;
}
.doc-card:hover{border-color:var(--green-deep);box-shadow:var(--shadow);transform:translateY(-2px)}
.doc-icon{
  width:42px;height:42px;border-radius:10px;background:var(--green-soft);
  display:flex;align-items:center;justify-content:center;font-size:18px;
}
.doc-name{font-size:14px;font-weight:600}
.doc-meta{font-size:12px;color:var(--muted)}

/* ---------- 选型器 ---------- */
.configurator-section{
  padding:140px 0 100px;
  background:linear-gradient(180deg,var(--bg) 0%,#F0F7F2 100%);
  border-top:1px solid var(--border);border-bottom:1px solid var(--border);
}
.config-wrap{
  display:grid;grid-template-columns:1fr 1fr;gap:32px;
  background:var(--card);border:1px solid var(--border);border-radius:24px;
  padding:36px;box-shadow:var(--shadow);
}
.config-left h3{font-family:var(--font-serif);font-size:20px;font-weight:600;margin-bottom:24px}
.config-group{margin-bottom:26px}
.config-group-label{
  display:flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--ink-soft);margin-bottom:12px;
  letter-spacing:.03em;
}
.config-group-label .step{
  width:22px;height:22px;border-radius:50%;background:var(--green-soft);
  color:var(--green-deep);font-family:var(--font-mono);font-size:11px;
  display:flex;align-items:center;justify-content:center;font-weight:600;
}
.options{display:flex;flex-wrap:wrap;gap:10px}
.option{
  border:1.5px solid var(--border);background:var(--bg);border-radius:12px;
  padding:10px 18px;font-size:14px;cursor:pointer;transition:all .2s;
  font-family:var(--font-sans);color:var(--ink-soft);font-weight:500;
  position:relative;text-align:left;
}
.option:hover{border-color:var(--green-deep);color:var(--ink)}
.option.selected{
  border-color:var(--green-deep);background:var(--green-soft);
  color:var(--ink);font-weight:600;
  box-shadow:0 0 0 3px rgba(168,213,186,.25);
}
.option .opt-sub{display:block;font-size:11px;color:var(--muted);font-weight:400;margin-top:2px}
.option.selected .opt-sub{color:var(--green-deep)}
.config-right{
  background:linear-gradient(160deg,#F5FAF6,#EAF4EE);
  border:1px solid var(--green);border-radius:20px;
  padding:28px;position:relative;overflow:hidden;
}
.config-right::before{
  content:"";position:absolute;top:-60px;right:-60px;width:180px;height:180px;
  border-radius:50%;background:rgba(168,213,186,.3);
}
.feedback-head{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:20px;position:relative;z-index:2}
.feedback-title{font-size:13px;font-weight:600;color:var(--ink-soft);letter-spacing:.06em}
.feedback-title .live{
  display:inline-flex;align-items:center;gap:6px;font-family:var(--font-mono);
  font-size:11px;color:var(--green-deep);background:#fff;border:1px solid var(--green);
  padding:2px 10px;border-radius:20px;margin-left:8px;font-weight:500;
}
.live-dot{width:6px;height:6px;border-radius:50%;background:var(--green-deep);animation:pulse 1.5s infinite}
.price-box{text-align:right}
.price-label{font-size:11px;color:var(--muted);letter-spacing:.1em}
.price-value{font-family:var(--font-mono);font-size:34px;font-weight:600;color:var(--ink);line-height:1.2;transition:color .2s}
.price-value .unit{font-size:15px;color:var(--muted);font-weight:400}
.price-value.changed{color:var(--accent)}
.price-note{font-size:11px;color:var(--muted);margin-top:2px}
.param-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-bottom:20px;position:relative;z-index:2}
.param-card{
  background:rgba(255,255,255,.85);border:1px solid var(--border);border-radius:14px;
  padding:14px;backdrop-filter:blur(4px);
}
.param-card .pk{font-size:11px;color:var(--muted);display:flex;align-items:center;gap:5px;margin-bottom:6px}
.param-card .pk .ic{width:14px;height:14px;border-radius:4px;background:var(--green-soft);display:inline-flex;align-items:center;justify-content:center;font-size:9px}
.param-card .pv{font-family:var(--font-mono);font-size:15px;font-weight:600}
.param-card .pv small{font-size:11px;color:var(--muted);font-weight:400}
.scene-box{
  background:#fff;border:1px solid var(--border);border-radius:14px;padding:16px;
  margin-bottom:16px;position:relative;z-index:2;transition:all .3s;
}
.scene-box .scene-label{font-size:11px;color:var(--muted);letter-spacing:.08em;margin-bottom:6px}
.scene-box .scene-text{font-size:14px;color:var(--ink);line-height:1.6;font-weight:500}
.lead-row{display:flex;gap:12px;position:relative;z-index:2}
.lead-chip{
  flex:1;background:rgba(255,255,255,.85);border:1px solid var(--border);border-radius:12px;
  padding:12px;text-align:center;
}
.lead-chip .lk{font-size:10px;color:var(--muted);letter-spacing:.08em;display:block;margin-bottom:4px}
.lead-chip .lv{font-family:var(--font-mono);font-size:14px;font-weight:600}
.notice{
  margin-top:16px;padding:12px 16px;border-radius:12px;font-size:13px;
  background:var(--accent-soft);border:1px solid #EAD5C0;color:#9B6B3F;
  display:none;position:relative;z-index:2;
}
.notice.show{display:block;animation:fadeIn .3s}
.notice .notice-arrow{margin-right:6px}
.config-actions{margin-top:22px;display:flex;gap:14px;position:relative;z-index:2}
.config-actions .btn{flex:1;justify-content:center}

/* ---------- 询价单页面 ---------- */
.quote-layout{display:grid;grid-template-columns:1fr 340px;gap:32px;align-items:start}
.quote-list{display:grid;gap:16px}
.quote-item{
  display:grid;grid-template-columns:80px 1fr auto auto;gap:18px;align-items:center;
  background:var(--card);border:1px solid var(--border);border-radius:16px;padding:18px 20px;
  transition:box-shadow .2s;
}
.quote-item:hover{box-shadow:var(--shadow)}
.quote-thumb{
  width:80px;height:64px;border-radius:10px;display:flex;align-items:center;justify-content:center;
  border:1px solid var(--border);background:var(--bg);
}
.quote-thumb .mini{width:36px;height:22px;background:#fff;border-radius:5px;border:1.5px solid #DDE5E0}
.quote-thumb.pc-2 .mini{border-radius:50% 50% 5px 5px}
.quote-thumb.pc-3 .mini{transform:rotate(45deg)}
.quote-thumb.pc-4 .mini{width:46px;height:16px}
.quote-name{font-family:var(--font-serif);font-size:16px;font-weight:600;margin-bottom:4px}
.quote-config{font-size:13px;color:var(--muted);line-height:1.5}
.quote-config b{color:var(--ink-soft);font-weight:600}
.qty-control{display:flex;align-items:center;gap:8px}
.qty-btn{
  width:30px;height:30px;border-radius:8px;border:1.5px solid var(--border);
  background:var(--bg);cursor:pointer;font-size:16px;line-height:1;
  display:flex;align-items:center;justify-content:center;color:var(--ink);
  transition:all .2s;font-family:var(--font-sans);
}
.qty-btn:hover{border-color:var(--green-deep);color:var(--green-deep)}
.qty-num{font-family:var(--font-mono);font-size:15px;font-weight:600;min-width:28px;text-align:center}
.quote-price{font-family:var(--font-mono);font-size:16px;font-weight:600;text-align:right}
.quote-price .unit{font-size:11px;color:var(--muted);font-weight:400}
.quote-remove{
  background:none;border:none;color:var(--muted);font-size:14px;cursor:pointer;
  padding:6px;border-radius:8px;transition:all .2s;
}
.quote-remove:hover{color:#C25E5E;background:#F9ECEC}
.quote-summary{
  background:var(--card);border:1px solid var(--border);border-radius:20px;
  padding:26px;position:sticky;top:96px;
}
.qs-title{font-family:var(--font-serif);font-size:17px;font-weight:600;margin-bottom:20px}
.qs-row{display:flex;justify-content:space-between;font-size:14px;color:var(--ink-soft);padding:8px 0}
.qs-row.total{border-top:1px solid var(--border);margin-top:10px;padding-top:16px;font-weight:700;color:var(--ink);font-size:16px}
.qs-row.total .num{font-family:var(--font-mono);font-size:20px}
.qs-note{font-size:12px;color:var(--muted);margin-top:12px;line-height:1.6}
.qs-actions{display:grid;gap:10px;margin-top:18px}

/* ---------- 关于 ---------- */
.about-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:64px;align-items:center;margin-top:48px}
.about-img{
  aspect-ratio:1/1.1;border-radius:24px;position:relative;
  background:linear-gradient(160deg,#EAF4EE,#F3F1E8);
  display:flex;align-items:center;justify-content:center;overflow:hidden;
}
.about-img .sketch{
  position:absolute;font-family:var(--font-serif);color:rgba(46,59,52,.12);
  font-size:120px;font-weight:700;transform:rotate(-8deg);
}
.about-img .desk{
  width:180px;height:120px;background:#fff;border-radius:14px;border:2px solid #DCE5E0;
  box-shadow:0 16px 40px rgba(46,59,52,.14);position:relative;z-index:2;
  display:flex;align-items:center;justify-content:center;
}
.desk-screen{
  width:140px;height:80px;background:linear-gradient(135deg,#A8D5BA,#7FB89A);
  border-radius:8px;position:relative;
}
.desk-screen::after{
  content:"";position:absolute;left:12px;right:12px;bottom:10px;height:3px;
  background:rgba(255,255,255,.5);border-radius:2px;
}
.about-img .solder{
  position:absolute;bottom:26px;right:30px;width:90px;height:28px;
  background:#2E3B34;border-radius:6px;z-index:3;transform:rotate(-12deg);
  box-shadow:0 8px 16px rgba(46,59,52,.3);
}
.about-img .solder::before{
  content:"";position:absolute;top:6px;left:8px;width:40px;height:4px;
  background:#D9A47B;border-radius:2px;
}
.about-text .section-title{margin-bottom:20px}
.about-text p{color:var(--ink-soft);margin-bottom:16px;font-size:15px}
.about-points{margin-top:28px;display:grid;gap:16px}
.about-point{display:flex;gap:14px}
.ap-icon{
  width:36px;height:36px;border-radius:10px;background:var(--green-soft);
  display:flex;align-items:center;justify-content:center;font-size:16px;flex-shrink:0;
}
.ap-text b{display:block;font-size:14px;margin-bottom:2px}
.ap-text span{font-size:13px;color:var(--muted)}
/* 关于页 · 数字统计 */
.stats-row{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:56px}
.stat-card{
  background:var(--card);border:1px solid var(--border);border-radius:16px;
  padding:24px;text-align:center;transition:all .25s;
}
.stat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.stat-num{font-family:var(--font-mono);font-size:32px;font-weight:600;color:var(--green-deep)}
.stat-label{font-size:13px;color:var(--muted);margin-top:4px}

/* ---------- 联系 / 表单 ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;margin-top:48px}
.contact-left p{color:var(--muted);font-size:15px;margin-bottom:32px}
.contact-methods{display:grid;gap:16px}
.method{
  display:flex;align-items:center;gap:14px;background:var(--card);
  border:1px solid var(--border);border-radius:14px;padding:16px 20px;
  transition:all .25s;
}
.method:hover{border-color:var(--green-deep);box-shadow:var(--shadow);transform:translateX(4px)}
.method .m-icon{
  width:40px;height:40px;border-radius:12px;background:var(--green-soft);
  display:flex;align-items:center;justify-content:center;font-size:17px;
}
.method .m-label{font-size:11px;color:var(--muted);display:block}
.method .m-value{font-size:15px;font-weight:600}
.method .m-value.mono{font-family:var(--font-mono);font-size:14px}
.contact-form{
  background:var(--card);border:1px solid var(--border);border-radius:24px;
  padding:32px;box-shadow:var(--shadow);
}
.form-title{font-family:var(--font-serif);font-size:18px;font-weight:600;margin-bottom:20px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:14px}
.form-group{margin-bottom:14px}
.form-group label{font-size:12px;font-weight:600;color:var(--ink-soft);display:block;margin-bottom:6px}
.form-group input,.form-group textarea,.form-group select{
  width:100%;padding:11px 14px;border:1.5px solid var(--border);border-radius:10px;
  font-size:14px;font-family:var(--font-sans);background:var(--bg);color:var(--ink);
  transition:border-color .2s;outline:none;
}
.form-group input:focus,.form-group textarea:focus,.form-group select:focus{
  border-color:var(--green-deep);background:#fff;
}
.form-group textarea{resize:vertical;min-height:90px}
.form-hint{font-size:12px;color:var(--muted);margin-top:10px;line-height:1.6}
.form-submit{width:100%;justify-content:center;margin-top:8px}
.form-success{
  display:none;text-align:center;padding:40px 20px;
}
.form-success.show{display:block}
.form-success .ok-icon{
  width:64px;height:64px;border-radius:50%;background:var(--green-soft);
  display:flex;align-items:center;justify-content:center;
  font-size:28px;margin:0 auto 20px;color:var(--green-deep);
}
.form-success h3{font-family:var(--font-serif);font-size:20px;margin-bottom:8px}
.form-success p{color:var(--muted);font-size:14px}

/* ---------- FAQ 手风琴 ---------- */
.faq-list{max-width:760px;margin:40px auto 0}
.faq-item{
  background:var(--card);border:1px solid var(--border);border-radius:14px;
  margin-bottom:12px;overflow:hidden;transition:box-shadow .2s;
}
.faq-item.open{box-shadow:var(--shadow)}
.faq-q{
  width:100%;display:flex;justify-content:space-between;align-items:center;
  padding:18px 22px;background:none;border:none;cursor:pointer;
  font-size:15px;font-weight:600;color:var(--ink);font-family:var(--font-sans);
  text-align:left;
}
.faq-q .faq-icon{
  width:24px;height:24px;border-radius:50%;background:var(--green-soft);
  color:var(--green-deep);display:flex;align-items:center;justify-content:center;
  font-size:14px;transition:transform .3s;flex-shrink:0;
}
.faq-item.open .faq-icon{transform:rotate(45deg)}
.faq-a{
  max-height:0;overflow:hidden;transition:max-height .35s ease;
}
.faq-a-inner{padding:0 22px 18px;font-size:14px;color:var(--muted);line-height:1.8}

/* ---------- 页脚 ---------- */
footer{
  border-top:1px solid var(--border);padding:48px 0 0;background:var(--bg);margin-top:auto;
}
.footer-grid{
  max-width:1120px;margin:0 auto;padding:0 24px 36px;
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;
}
.footer-brand .footer-logo{font-family:var(--font-serif);font-size:18px;font-weight:700;margin-bottom:12px;display:flex;align-items:center;gap:8px}
.footer-brand p{font-size:13px;color:var(--muted);max-width:260px;line-height:1.7}
.footer-col h4{font-size:13px;font-weight:600;color:var(--ink);margin-bottom:14px;letter-spacing:.05em}
.footer-col ul{list-style:none}
.footer-col li{margin-bottom:10px}
.footer-col a{
  font-size:13px;color:var(--muted);text-decoration:none;transition:color .2s;
}
.footer-col a:hover{color:var(--green-deep)}
.footer-bottom{
  border-top:1px solid var(--border);padding:18px 0;
}
.footer-inner{
  max-width:1120px;margin:0 auto;padding:0 24px;
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;
}
.footer-copy{font-size:12px;color:var(--muted)}
.footer-copy .mono{font-family:var(--font-mono)}

/* ---------- Toast ---------- */
.toast{
  position:fixed;bottom:32px;left:50%;transform:translateX(-50%) translateY(80px);
  background:var(--ink);color:#fff;padding:14px 24px;border-radius:40px;
  font-size:14px;box-shadow:0 12px 32px rgba(0,0,0,.2);z-index:200;
  opacity:0;transition:all .4s cubic-bezier(.2,.8,.2,1);
  display:flex;align-items:center;gap:10px;max-width:90vw;
}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.toast .tick{color:var(--green);font-weight:700}

/* ---------- 空状态 ---------- */
.empty{text-align:center;padding:60px 20px;color:var(--muted)}
.empty .e-icon{font-size:42px;margin-bottom:14px}
.empty p{font-size:15px}

/* ---------- 动画 ---------- */
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(127,184,154,.5)}
  70%{box-shadow:0 0 0 8px rgba(127,184,154,0)}
  100%{box-shadow:0 0 0 0 rgba(127,184,154,0)}
}
@keyframes fadeIn{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}

/* ---------- 响应式 ---------- */
@media (max-width:960px){
  .product-grid{grid-template-columns:1fr 1fr}
  .config-wrap{grid-template-columns:1fr}
  .about-grid,.contact-grid{grid-template-columns:1fr;gap:40px}
  .about-img{max-width:420px;margin:0 auto}
  .detail-grid{grid-template-columns:1fr}
  .detail-gallery{position:static}
  .quote-layout{grid-template-columns:1fr}
  .quote-summary{position:static}
  .footer-grid{grid-template-columns:1fr 1fr}
  .stats-row{grid-template-columns:1fr 1fr}
}
@media (max-width:720px){
  .nav-links{
    position:fixed;top:64px;left:0;right:0;background:var(--bg);
    flex-direction:column;padding:16px 24px;gap:4px;
    border-bottom:1px solid var(--border);
    display:none;box-shadow:0 16px 32px rgba(46,59,52,.08);
  }
  .nav-links.open{display:flex}
  .nav-links li{width:100%}
  .nav-links a{display:block;padding:12px 8px;font-size:16px;border-radius:8px}
  .nav-links a.active{background:var(--green-soft)}
  .nav-links a.active::after{display:none}
  .nav-burger{display:flex}
  .nav-cta .btn{display:none}
  .product-grid{grid-template-columns:1fr}
  .param-grid{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .page{padding:110px 0 60px}
  .config-wrap{padding:24px}
  .lead-row{flex-direction:column}
  .quote-item{grid-template-columns:60px 1fr;grid-template-rows:auto auto auto}
  .quote-thumb{width:60px;height:52px}
  .qty-control{grid-column:2}
  .quote-price{grid-column:2;text-align:left}
  .stats-row{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr}
}