/* ============================================================================
   lanhao-site · site/assets/css/style.css
   岚皓纺织（LANHAO Textiles）官网 · 共享样式表
   设计令牌沿用参考工程已验证的「Catalog Utility · 实用商业风」体系，
   为国内访问考虑，不引入外部 Web 字体，全部使用系统字体栈。
   ========================================================================== */

/* ===== 设计令牌 ===== */
:root{
  --canvas:#f6f3ee;         /* 底色：暖米白 */
  --canvas-deep:#eae5dc;
  --ink:#232323;            /* 正文深灰 */
  --ink-soft:#5c5c5c;
  --accent:#1f6f5c;         /* 主色：沉稳墨绿 */
  --accent-dark:#155244;
  --accent-soft:#e3efea;
  --line:#d8d2c8;
  --white:#ffffff;
  --warn:#b3541e;
  --danger:#c0392b;
  --radius:14px;
  --shadow:0 10px 30px rgba(35,35,35,.08);
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,"PingFang SC","Microsoft YaHei",sans-serif;
  --font-display:"Songti SC","STSong","SimSun",Georgia,"Times New Roman",serif;
  --font-mono:ui-monospace,SFMono-Regular,Consolas,"Courier New",monospace;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--ink);background:var(--canvas);line-height:1.65;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* ===== 顶部通告条 ===== */
.topbar{background:var(--ink);color:#fff;font-size:13px;padding:7px 0}
.topbar .container{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.topbar .topbar-msg{opacity:.9}
.lang-switch{display:flex;gap:4px;align-items:center}
.lang-btn{background:transparent;border:1px solid rgba(255,255,255,.5);color:#fff;font-size:12px;padding:3px 10px;border-radius:999px;cursor:pointer;font-family:inherit}
.lang-btn.active{background:#fff;color:var(--ink);border-color:#fff}

/* ===== 站点头部与导航 ===== */
header.site-header{position:sticky;top:0;z-index:50;background:rgba(246,243,238,.94);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;height:66px;gap:16px}
.brand{font-family:var(--font-display);font-weight:700;font-size:20px;letter-spacing:.2px;color:var(--ink);display:flex;align-items:center;gap:10px}
.brand:hover{text-decoration:none}
.brand-mark{width:34px;height:34px;border-radius:9px;background:#fff;border:1px solid var(--line);display:inline-flex;align-items:center;justify-content:center;object-fit:contain}
.brand small{display:block;font-family:var(--font);font-size:10.5px;font-weight:500;letter-spacing:1.4px;color:var(--ink-soft);text-transform:uppercase}
nav.main-nav ul{display:flex;list-style:none;gap:24px;align-items:center}
nav.main-nav a{color:var(--ink);font-weight:600;font-size:14.5px;padding:6px 0;border-bottom:2px solid transparent}
nav.main-nav a:hover{border-bottom-color:var(--accent);text-decoration:none}
nav.main-nav a.active{border-bottom-color:var(--accent);color:var(--accent)}
.nav-cta{background:var(--accent);color:#fff!important;border:none;border-radius:999px;padding:9px 20px!important;font-weight:700}
.nav-cta:hover{background:var(--accent-dark);text-decoration:none}
.burger{display:none;background:none;border:none;cursor:pointer;color:var(--ink);padding:4px;margin-left:auto}
.burger svg{display:block;width:24px;height:24px;stroke:currentColor;stroke-width:2;stroke-linecap:round;fill:none}

/* ===== 按钮 ===== */
.btn{display:inline-block;border-radius:999px;padding:13px 26px;font-weight:700;font-size:15px;cursor:pointer;border:2px solid transparent;font-family:inherit;transition:transform .15s;text-align:center}
.btn:hover{transform:translateY(-2px);text-decoration:none}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-dark)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.7)}
.btn-ghost:hover{background:rgba(255,255,255,.12)}
.btn-outline{background:transparent;color:var(--accent);border-color:var(--accent)}
.btn-outline:hover{background:var(--accent-soft)}
.btn[disabled]{opacity:.6;cursor:not-allowed;transform:none}
.btn-row{display:flex;gap:14px;flex-wrap:wrap}

/* ===== 通用板块 ===== */
.section{padding:84px 0}
.section-alt{background:var(--white)}
.section-tight{padding:56px 0}
.sec-head{max-width:660px;margin-bottom:44px}
.sec-kicker{font-family:var(--font-mono);color:var(--accent);font-weight:600;font-size:12.5px;letter-spacing:1.6px;text-transform:uppercase;margin-bottom:8px}
.sec-head h2{font-family:var(--font-display);font-size:33px;line-height:1.24;letter-spacing:-.2px;font-weight:700;margin-bottom:12px}
.sec-head p{color:var(--ink-soft);font-size:15.5px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.note-line{font-size:12.5px;color:#8a857c;margin-top:24px;font-style:italic}

/* ===== 内页页头 ===== */
.page-hero{background:linear-gradient(120deg,#1d2b26 0%,#243b34 100%);color:#fff;padding:66px 0}
.page-hero .sec-kicker{color:#7fd6b8}
.page-hero h1{font-family:var(--font-display);font-weight:700;font-size:38px;line-height:1.2;letter-spacing:-.4px;margin-bottom:12px}
.page-hero p{color:rgba(255,255,255,.85);font-size:15.5px;max-width:680px}
.crumb{font-size:13px;color:rgba(255,255,255,.6);margin-bottom:14px}
.crumb a{color:rgba(255,255,255,.85)}
.crumb a:hover{color:#fff}

/* ===== 首页 Hero ===== */
.hero{position:relative;overflow:hidden;background:linear-gradient(115deg,#16241f 0%,#1f3b32 55%,#2c4f43 100%)}
.hero-grain{position:absolute;inset:0;opacity:.06;pointer-events:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
.hero-wave{position:absolute;right:-8%;top:0;bottom:0;width:56%;opacity:.16;pointer-events:none}
.hero-wave svg{width:100%;height:100%}
.hero-inner{position:relative;z-index:2;color:#fff;padding:104px 0 116px;max-width:660px}
.hero-tag{display:inline-block;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.32);padding:5px 14px;border-radius:999px;font-family:var(--font-mono);font-size:12px;letter-spacing:.6px;text-transform:uppercase;margin-bottom:18px}
.hero h1{font-family:var(--font-display);font-size:46px;line-height:1.16;font-weight:700;letter-spacing:-.4px;margin-bottom:16px}
.hero p{font-size:16.5px;color:rgba(255,255,255,.9);max-width:560px;margin-bottom:30px}
.hero-stats{display:flex;flex-wrap:wrap;margin-top:36px;font-family:var(--font-mono);font-size:12.5px;letter-spacing:.3px}
.hero-stats span{padding:2px 18px;border-left:1px solid rgba(255,255,255,.35);color:rgba(255,255,255,.85)}
.hero-stats span:first-child{padding-left:0;border-left:none}
@keyframes fadeUp{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}
.hero-tag{animation:fadeUp .55s ease .05s both}
.hero h1{animation:fadeUp .55s ease .13s both}
.hero p{animation:fadeUp .55s ease .21s both}
.hero .btn-row{animation:fadeUp .55s ease .29s both}
.hero .hero-stats{animation:fadeUp .55s ease .37s both}

/* ===== 数字摘要条 ===== */
.fact-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:-42px;position:relative;z-index:3}
.fact{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:22px 24px;box-shadow:var(--shadow)}
.fact b{display:block;font-family:var(--font-display);font-size:30px;font-weight:700;color:var(--accent-dark);line-height:1.1}
.fact span{font-size:13px;color:var(--ink-soft)}

/* ===== 分类卡片 / 产品卡片 ===== */
.cat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.cat-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:transform .18s,box-shadow .18s;display:flex;flex-direction:column;cursor:pointer;text-align:left;padding:0}
.cat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.cat-card .cat-img{aspect-ratio:1/1;overflow:hidden;position:relative}
.cat-card .cat-img img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.cat-card:hover .cat-img img{transform:scale(1.05)}
.cat-card .cat-body{padding:18px 20px 20px;flex:1;display:flex;flex-direction:column;gap:8px}
.cat-card h3{font-size:17.5px}
.cat-card p{font-size:13.5px;color:var(--ink-soft);flex:1}
.cat-card .cat-meta{display:flex;justify-content:space-between;align-items:center;font-size:12.5px;color:var(--ink-soft)}
.cat-card .cat-go{color:var(--accent-dark);font-weight:700;white-space:nowrap}
.cat-card:hover .cat-go{text-decoration:underline}

/* 占位图（未上传实拍图时使用，纯 CSS 绘制，无外链） */
.img-ph{width:100%;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;
  background:repeating-linear-gradient(45deg,#e7e2d8 0,#e7e2d8 9px,#f1ede6 9px,#f1ede6 18px);color:#8a857c}
.img-ph b{font-family:var(--font-mono);font-size:13px;letter-spacing:1px;font-weight:600}
.img-ph span{font-size:11.5px}

/* ===== 筛选条 ===== */
.filter-bar{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:30px}
.filter-chip{background:var(--white);border:1px solid var(--line);border-radius:999px;padding:8px 17px;font-family:var(--font-mono);font-size:12.5px;cursor:pointer;font-weight:500;color:var(--ink-soft);transition:all .15s}
.filter-chip:hover{border-color:var(--accent);color:var(--accent)}
.filter-chip.active{background:var(--accent);color:#fff;border-color:var(--accent)}

/* ===== 产品网格 ===== */
.prod-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.prod-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;transition:transform .18s,box-shadow .18s;cursor:pointer;text-align:left;padding:0}
.prod-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.prod-card:focus{outline:2px solid var(--accent);outline-offset:2px}
.prod-card .prod-img{aspect-ratio:1/1;overflow:hidden;position:relative}
.prod-card .prod-img img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.prod-card:hover .prod-img img{transform:scale(1.05)}
.prod-card .prod-tag{position:absolute;top:12px;left:12px;background:rgba(255,255,255,.92);color:var(--accent-dark);font-family:var(--font-mono);font-size:11px;font-weight:600;padding:4px 10px;border-radius:999px;pointer-events:none;z-index:1}
.prod-card .prod-body{padding:15px 17px 18px;flex:1;display:flex;flex-direction:column;gap:7px}
.prod-card h3{font-size:15.5px;line-height:1.35}
.prod-card .prod-desc{font-size:12.8px;color:var(--ink-soft);flex:1}
.prod-card .prod-specs{display:flex;flex-wrap:wrap;gap:6px}
.prod-card .prod-specs i{font-style:normal;background:var(--canvas);border:1px solid var(--line);border-radius:999px;font-family:var(--font-mono);font-size:11px;padding:2px 9px;color:var(--ink-soft)}
.prod-card .prod-meta{display:flex;justify-content:space-between;align-items:center;font-size:12.5px;color:var(--ink-soft);border-top:1px dashed var(--line);padding-top:10px}
.prod-card .detail-link{color:var(--accent);font-weight:700;font-size:12.8px;white-space:nowrap}
.prod-card .detail-link:hover{text-decoration:underline}
.empty-hint{grid-column:1/-1;text-align:center;color:var(--ink-soft);font-size:14px;padding:40px 0}

/* ===== 规格表 ===== */
.spec-table{width:100%;border-collapse:collapse;background:var(--white);border:1px solid var(--line);border-radius:12px;overflow:hidden;margin-bottom:22px}
.spec-table th,.spec-table td{padding:11px 15px;font-size:13.5px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
.spec-table tr:last-child th,.spec-table tr:last-child td{border-bottom:none}
.spec-table th{width:150px;background:var(--canvas-deep);color:var(--ink);font-weight:700}
.spec-table td{color:var(--ink-soft)}
.table-scroll{overflow-x:auto}

/* ===== 工艺/流程 ===== */
.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.step{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:26px 22px}
.step-num{width:40px;height:40px;border-radius:50%;background:var(--accent);color:#fff;font-family:var(--font-mono);font-weight:600;display:flex;align-items:center;justify-content:center;font-size:16px;margin-bottom:16px}
.step h3{font-size:16.5px;margin-bottom:8px}
.step p{font-size:13.3px;color:var(--ink-soft)}

/* ===== 信任/优势卡片 ===== */
.trust-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.trust-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px}
.trust-card .ico{width:46px;height:46px;border-radius:12px;background:var(--accent-soft);color:var(--accent-dark);display:flex;align-items:center;justify-content:center;margin-bottom:14px}
.trust-card .ico svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.trust-card h3{font-size:16.5px;margin-bottom:8px}
.trust-card p{font-size:13.3px;color:var(--ink-soft)}

/* ===== 关于 ===== */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.about-grid h2{font-family:var(--font-display);font-weight:700;font-size:30px;margin-bottom:14px}
.about-grid p{color:var(--ink-soft);font-size:14.8px;margin-bottom:12px}
.about-points{list-style:none;display:flex;flex-direction:column;gap:9px;margin-top:16px}
.about-points li{font-size:13.8px;padding-left:22px;position:relative;font-weight:600}
.about-points li::before{content:"\2713";position:absolute;left:0;color:var(--accent);font-weight:800}
.about-visual{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);aspect-ratio:4/3;background:var(--canvas-deep);border:1px solid var(--line)}
.about-visual .img-ph{font-size:13px}

/* ===== 深色规格面板 ===== */
.spec-panel{background:var(--ink);color:#fff;border-radius:18px;padding:46px 44px;display:grid;grid-template-columns:1fr 1.4fr;gap:40px;align-items:center}
.spec-panel h2{font-family:var(--font-display);font-weight:700;font-size:29px;margin-bottom:12px}
.spec-panel p{color:rgba(255,255,255,.82);font-size:14.8px}
.moq-big{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap}
.moq-big b{font-family:var(--font-display);font-size:54px;font-weight:700;color:#fff;line-height:1}
.moq-big span{font-size:15px;color:rgba(255,255,255,.85)}
.spec-list{margin-top:22px;list-style:none;display:flex;flex-direction:column;gap:10px}
.spec-list li{font-size:13.6px;color:rgba(255,255,255,.85);padding-left:20px;position:relative}
.spec-list li::before{content:"\2713";position:absolute;left:0;color:#7fd6b8;font-weight:700}

/* ===== CTA 横幅 ===== */
.cta-band{background:linear-gradient(120deg,var(--accent) 0%,var(--accent-dark) 100%);border-radius:18px;color:#fff;text-align:center;padding:56px 40px}
.cta-band h2{font-family:var(--font-display);font-weight:700;font-size:31px;margin-bottom:10px}
.cta-band p{color:rgba(255,255,255,.88);margin-bottom:26px;font-size:15px}
.cta-band .btn-ghost{border-color:rgba(255,255,255,.8)}

/* ===== 资讯卡片 ===== */
.art-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.art-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;transition:transform .18s,box-shadow .18s;cursor:pointer;text-align:left;padding:0}
.art-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.art-cover{aspect-ratio:16/9;overflow:hidden;position:relative}
.art-cover img{width:100%;height:100%;object-fit:cover;display:block}
.art-ph{width:100%;height:100%;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--accent) 0%,var(--accent-dark) 100%);color:#fff;font-family:var(--font-display);font-weight:700;font-size:26px;letter-spacing:2px}
.art-body{padding:17px 19px 19px;flex:1;display:flex;flex-direction:column;gap:8px}
.art-meta{display:flex;justify-content:space-between;align-items:center;gap:8px;font-size:12.3px;color:var(--ink-soft)}
.art-cat{background:var(--accent-soft);color:var(--accent-dark);font-family:var(--font-mono);font-weight:600;font-size:12px;padding:3px 10px;border-radius:999px;white-space:nowrap}
.art-body h3{font-size:16.5px;line-height:1.4}
.art-body .art-excerpt{font-size:13px;color:var(--ink-soft);flex:1}
.art-read{color:var(--accent);font-weight:700;font-size:13px}

/* ===== 资讯详情 ===== */
.article-layout{display:grid;grid-template-columns:1fr 360px;gap:40px;align-items:start}
.article-main{background:var(--white);border:1px solid var(--line);border-radius:18px;padding:38px 42px;min-width:0}
.article-main .art-title{font-family:var(--font-display);font-weight:700;font-size:31px;line-height:1.28;margin:10px 0 16px;letter-spacing:-.2px}
.art-body-copy{font-size:15px;color:var(--ink);line-height:1.85;overflow-wrap:anywhere}
.art-body-copy p{margin-bottom:14px}
.art-body-copy h2{font-size:21px;margin:26px 0 10px}
.art-body-copy h3{font-size:17px;margin:20px 0 8px}
.art-body-copy ul,.art-body-copy ol{margin:0 0 14px 22px}
.art-body-copy img{max-width:100%;border-radius:10px;margin:14px 0}
.art-body-copy a{text-decoration:underline}
.tag-row{display:flex;gap:8px;flex-wrap:wrap;margin-top:20px;padding-top:16px;border-top:1px dashed var(--line)}
.tag-pill{background:var(--canvas);border:1px solid var(--line);color:var(--ink-soft);font-size:12px;padding:4px 11px;border-radius:999px}
.art-side .info-card{position:sticky;top:88px}

/* ===== FAQ ===== */
.faq-list{max-width:800px;margin:0 auto;display:flex;flex-direction:column;gap:14px}
details.faq{background:var(--white);border:1px solid var(--line);border-radius:12px;padding:18px 22px}
details.faq summary{cursor:pointer;font-weight:700;font-size:15px}
details.faq p{margin-top:10px;font-size:13.8px;color:var(--ink-soft)}

/* ===== 联系与询盘 ===== */
.contact-grid{display:grid;grid-template-columns:1.3fr 1fr;gap:40px;align-items:start}
.form-card{background:var(--white);border:1px solid var(--line);border-radius:18px;padding:36px 34px}
.form-card h3{font-size:22px;margin-bottom:6px}
.form-card .form-sub{font-size:13.5px;color:var(--ink-soft);margin-bottom:24px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:6px}
.field.full{grid-column:1/-1}
.field label{font-size:13px;font-weight:700}
.field input,.field select,.field textarea{border:1px solid var(--line);border-radius:10px;padding:11px 14px;font-size:14px;font-family:inherit;background:#fbfaf7;width:100%;color:var(--ink)}
.field textarea{min-height:112px;resize:vertical}
.field small{font-size:12px;color:var(--danger);display:none}
.field.error small{display:block}
.field.error input,.field.error select,.field.error textarea{border-color:var(--danger)}
.form-actions{margin-top:22px;display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.form-note{font-size:12.3px;color:#8a857c}
.form-success{display:none;margin-top:18px;background:var(--accent-soft);border:1px solid #bfe0d2;color:var(--accent-dark);padding:14px 16px;border-radius:10px;font-size:13.6px}
.form-success.show{display:block}
.form-error-msg{display:none;margin-top:14px;background:#fdeceb;border:1px solid #f3c8c4;color:var(--danger);padding:12px 14px;border-radius:10px;font-size:13.4px}
.form-error-msg.show{display:block}
.hp-field{position:absolute!important;left:-9999px!important;top:-9999px!important;width:1px;height:1px;overflow:hidden}

.info-card{background:var(--white);border:1px solid var(--line);border-radius:18px;padding:30px 28px}
.info-card h3{font-size:18px;margin-bottom:18px}
.info-row{display:flex;gap:12px;padding:13px 0;border-bottom:1px solid var(--line)}
.info-row:last-child{border-bottom:none}
.info-row .ki{width:36px;height:36px;flex-shrink:0;border-radius:10px;background:var(--accent-soft);color:var(--accent-dark);display:flex;align-items:center;justify-content:center}
.info-row .ki svg{width:17px;height:17px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.info-row strong{display:block;font-size:13.8px}
.info-row span{font-size:13.3px;color:var(--ink-soft);overflow-wrap:anywhere}

/* ===== 详情弹层 ===== */
.modal{position:fixed;inset:0;z-index:130;display:none;align-items:center;justify-content:center;padding:20px}
.modal.open{display:flex}
.modal-backdrop{position:absolute;inset:0;background:rgba(35,35,35,.6);backdrop-filter:blur(2px)}
.modal-box{position:relative;background:var(--white);border-radius:18px;max-width:960px;width:100%;max-height:92vh;overflow:auto;box-shadow:var(--shadow)}
.modal-close{position:absolute;top:12px;right:14px;border:none;background:rgba(255,255,255,.94);width:32px;height:32px;border-radius:50%;cursor:pointer;z-index:2;color:var(--ink);display:flex;align-items:center;justify-content:center;box-shadow:0 2px 8px rgba(0,0,0,.12)}
.modal-close svg{width:14px;height:14px;stroke:currentColor;stroke-width:2;stroke-linecap:round;fill:none}
.modal-body{padding:34px 34px 36px}
.detail-layout{display:grid;grid-template-columns:1fr 1fr;gap:38px;align-items:start}
.detail-info h2{font-family:var(--font-display);font-weight:700;font-size:28px;line-height:1.24;margin-bottom:10px}
.detail-info .detail-desc{color:var(--ink-soft);font-size:15px;margin-bottom:18px}
.detail-meta{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:18px}
.moq-pill{background:var(--accent-soft);color:var(--accent-dark);font-family:var(--font-mono);font-weight:600;font-size:12.5px;padding:6px 14px;border-radius:999px}
.detail-cta{display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.dg-main{border:1px solid var(--line);border-radius:16px;overflow:hidden;background:var(--white);aspect-ratio:1/1;position:relative}
.dg-main img{width:100%;height:100%;object-fit:cover;display:block}
.dg-thumbs{display:flex;gap:10px;margin-top:12px;flex-wrap:wrap}
.dg-thumb{width:76px;height:76px;border-radius:10px;overflow:hidden;border:2px solid transparent;cursor:pointer;padding:0;background:var(--white)}
.dg-thumb.active{border-color:var(--accent)}
.dg-thumb img{width:100%;height:100%;object-fit:cover;display:block}

/* ===== 页脚 ===== */
footer.site-footer{background:var(--ink);color:rgba(255,255,255,.82);padding:54px 0 30px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:34px;margin-bottom:36px}
.footer-grid h4{color:#fff;font-size:14.5px;margin-bottom:14px}
.footer-grid p,.footer-grid li{font-size:13.3px;color:rgba(255,255,255,.7);line-height:1.9}
.footer-grid ul{list-style:none}
.footer-grid a{color:rgba(255,255,255,.75)}
.footer-grid a:hover{color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.14);padding-top:22px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:12.6px;color:rgba(255,255,255,.55)}
.footer-bottom a{color:rgba(255,255,255,.7)}

/* ===== 轻提示 ===== */
.toast{position:fixed;left:50%;bottom:28px;transform:translateX(-50%) translateY(16px);background:var(--ink);color:#fff;padding:12px 22px;border-radius:999px;font-size:13.6px;z-index:200;opacity:0;pointer-events:none;transition:opacity .25s,transform .25s;box-shadow:var(--shadow)}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* ===== 加载骨架 ===== */
.skeleton{background:linear-gradient(90deg,#eee9e0 25%,#f6f3ee 37%,#eee9e0 63%);background-size:400% 100%;animation:sk 1.3s ease infinite;border-radius:8px}
@keyframes sk{0%{background-position:100% 50%}100%{background-position:0 50%}}

/* ===== 响应式 ===== */
@media (max-width:1080px){
  .cat-grid,.prod-grid{grid-template-columns:repeat(3,1fr)}
  .process-grid{grid-template-columns:repeat(2,1fr)}
  .fact-strip{grid-template-columns:repeat(2,1fr)}
  .article-layout{grid-template-columns:1fr}
  .art-side .info-card{position:static}
  .art-grid{grid-template-columns:repeat(2,1fr)}
  .hero-wave{display:none}
}
@media (max-width:900px){
  .contact-grid,.about-grid,.spec-panel{grid-template-columns:1fr}
  .spec-panel{padding:34px 26px;gap:26px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .detail-layout{grid-template-columns:1fr;gap:26px}
  nav.main-nav{position:fixed;inset:66px 0 auto 0;background:var(--canvas);border-bottom:1px solid var(--line);padding:14px 24px;transform:translateY(-130%);transition:transform .22s;z-index:60;box-shadow:var(--shadow)}
  nav.main-nav.open{transform:translateY(0)}
  nav.main-nav ul{flex-direction:column;gap:0;align-items:stretch}
  nav.main-nav a{padding:12px 0;border-bottom:1px solid var(--line);display:block}
  nav.main-nav a.active{border-bottom-color:var(--line)}
  .nav-cta{margin-top:10px;text-align:center}
  .burger{display:block}
  .trust-grid{grid-template-columns:1fr}
}
@media (max-width:640px){
  .section{padding:60px 0}
  .hero-inner{padding:76px 0 84px}
  .hero h1{font-size:33px}
  .cat-grid,.prod-grid,.art-grid{grid-template-columns:1fr 1fr}
  .fact-strip{grid-template-columns:1fr 1fr;margin-top:-24px}
  .page-hero h1{font-size:29px}
  .sec-head h2{font-size:26px}
  .form-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .article-main{padding:26px 22px}
  .article-main .art-title{font-size:24px}
  .form-card{padding:26px 22px}
  .modal-body{padding:24px 20px}
}
@media (max-width:440px){
  .cat-grid,.prod-grid,.art-grid{grid-template-columns:1fr}
}

/* ===== 通用网格（品质管控 / 关于我们 复用） ===== */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}

/* ===== 品质卡片 ===== */
.q-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:26px 22px}
.q-card h3{font-size:16.5px;margin-bottom:8px}
.q-card p{font-size:13.3px;color:var(--ink-soft)}
.q-ico{width:44px;height:44px;border-radius:12px;background:var(--accent-soft);color:var(--accent-dark);display:flex;align-items:center;justify-content:center;margin-bottom:14px}
.q-ico svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}

/* ===== 结果计数与必填标记 ===== */
.filter-head{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;margin-bottom:18px}
.prod-count{font-family:var(--font-mono);font-size:12.5px;color:var(--ink-soft);letter-spacing:.4px;white-space:nowrap}
.req{color:var(--danger);margin-left:3px}

/* ===== 复选框字段（隐私政策同意） ===== */
.checkbox-field label{display:flex;align-items:flex-start;gap:9px;font-weight:500;font-size:13.2px;line-height:1.6;cursor:pointer}
.checkbox-field input{width:auto;margin-top:3px;padding:0;flex-shrink:0}
.checkbox-field.error input{outline:none}
.info-card + .info-card{margin-top:22px}
#map-links{display:flex;flex-direction:column;gap:10px}

/* ===== 法务页（隐私政策 / 服务条款） ===== */
.legal-wrap{max-width:820px;margin:0 auto}
.legal-wrap h2{font-family:var(--font-display);font-size:24px;margin:30px 0 12px}
.legal-wrap h3{font-size:17px;margin:22px 0 8px}
.legal-wrap p,.legal-wrap li{font-size:14.5px;color:var(--ink-soft);margin-bottom:10px}
.legal-wrap ul{margin:0 0 12px 22px}
.legal-meta{font-size:13px;color:#8a857c;margin-bottom:18px}

/* ===== 工具类 ===== */
[hidden]{display:none!important}

@media (max-width:1080px){
  .grid-4{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:900px){
  .grid-3{grid-template-columns:1fr}
}
@media (max-width:640px){
  .grid-3,.grid-4{grid-template-columns:1fr}
}