/* ================================================
       LIGHT-C: 纯白 + 蓝绿 + 大留白 (Apple / Clean-Tech)
       ================================================ */
    :root {
      --bg:        #ffffff;
      --bg-card:   #ffffff;
      --bg-alt:    #f8fafb;
      --border:    #e4e9ef;
      --ink:       #0f1923;
      --muted:     #62788a;
      --teal:      #0a8f8f;
      --teal-l:    #0bb5b5;
      --red:       #d94f1e;
      --teal-soft: #e6f6f6;
      --shadow:    0 1px 4px rgba(0,0,0,0.06), 0 4px 20px rgba(0,0,0,0.05);
      --shadow-lg: 0 8px 40px rgba(0,0,0,0.1);
      --radius:    12px;
      --content:   1280px;
    }
    *,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
    body{font-family:'Inter',-apple-system,'Segoe UI',sans-serif;background:var(--bg);color:var(--ink);line-height:1.7;font-size:16px;-webkit-font-smoothing:antialiased}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    .container{width:min(calc(100%-40px),var(--content));margin:0 auto}

    /* NAV */
    .nav{position:sticky;top:0;z-index:100;background:rgba(255,255,255,0.97);backdrop-filter:blur(16px);border-bottom:1px solid var(--border)}
    .nav-inner{display:flex;align-items:center;justify-content:space-between;min-height:64px;gap:32px}
    .brand{display:flex;align-items:center;gap:10px}
    .brand-mark{width:36px;height:36px;background:var(--teal);display:grid;place-items:center;font-weight:900;font-size:1rem;color:#fff;border-radius:9px}
    .brand-name{font-weight:800;font-size:1.15rem;letter-spacing:-0.03em}
    .brand-sub{display:block;font-size:0.62rem;letter-spacing:0.16em;text-transform:uppercase;color:var(--muted);margin-top:1px}
    .nav-links{display:flex;gap:24px;font-size:0.88rem;font-weight:600}
    .nav-links a{color:var(--muted);transition:color 0.15s}
    .nav-links a:hover{color:var(--ink)}
    .nav-cta{background:var(--red);color:#fff;padding:8px 18px;border-radius:20px;font-weight:700;font-size:0.84rem;transition:background 0.15s}
    .nav-cta:hover{background:#c4431a}

    /* HERO */
    .hero{position:relative;height:min(88vh,800px);overflow:hidden;background:#f0f4f8}
    .hero-carousel{position:absolute;inset:0}
    .hero-carousel .slide{position:absolute;inset:0;opacity:0;transition:opacity 1.2s ease}
.slide img{width:100%;height:100%;object-fit:cover;object-position:center;display:block}
.hero-carousel .slide.active{opacity:1}
.hero-carousel img{width:100%;height:100%;object-fit:cover}
.slide.factory-exterior img{object-position:center 30%}
    .hero-overlay{position:absolute;inset:0;background:linear-gradient(160deg,rgba(8,18,24,0.62) 0%,rgba(8,18,24,0.28) 100%);z-index:1}
    .hero-content{position:absolute;inset:0;z-index:2;display:flex;align-items:center}
    .hero-inner{max-width:var(--content);width:100%;margin:0 auto;padding:0 20px}
    .hero-eyebrow{display:inline-flex;align-items:center;gap:6px;font-size:0.72rem;letter-spacing:0.18em;text-transform:uppercase;color:var(--teal-l);font-weight:700;margin-bottom:18px}
    .hero-eyebrow::before{content:'';display:block;width:20px;height:2px;background:var(--teal-l)}
    .hero h1{font-size:clamp(2rem,4.5vw,3.5rem);font-weight:900;letter-spacing:-0.035em;line-height:1.1;color:#fff;max-width:740px;margin-bottom:18px}
    .hero-lede{font-size:1.05rem;color:rgba(255,255,255,0.8);max-width:540px;line-height:1.75;margin-bottom:28px}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap}
    .btn{padding:13px 28px;border-radius:24px;font-weight:700;font-size:0.92rem;transition:all 0.18s;display:inline-flex;align-items:center;gap:6px}
    .btn-cta{background:var(--teal);color:#fff;box-shadow:0 4px 16px rgba(10,143,143,0.3)}
    .btn-cta:hover{background:var(--teal-l);transform:translateY(-2px);box-shadow:0 6px 22px rgba(10,143,143,0.38)}
    .btn-ghost{background:rgba(255,255,255,0.15);color:#fff;border:1.5px solid rgba(255,255,255,0.35);backdrop-filter:blur(8px)}
    .btn-ghost:hover{background:rgba(255,255,255,0.25)}
    .hero-dots{position:absolute;bottom:90px;left:50%;transform:translateX(-50%);z-index:3;display:flex;gap:8px}
    .hero-dots button{width:10px;height:10px;border-radius:50%;border:2px solid rgba(255,255,255,0.55);background:transparent;cursor:pointer;transition:all 0.2s}
    .hero-dots button.active{background:#fff;border-color:#fff}
    .hero-stats{position:absolute;bottom:0;left:0;right:0;z-index:3;background:rgba(255,255,255,0.97);backdrop-filter:blur(12px);border-top:1px solid var(--border)}
    .hero-stats-grid{display:grid;grid-template-columns:repeat(4,1fr)}
    .hero-stat{padding:18px 20px;text-align:center;border-right:1px solid var(--border)}
    .hero-stat:last-child{border-right:none}
    .hero-stat strong{display:block;font-size:1.4rem;font-weight:900;color:var(--ink);letter-spacing:-0.03em}
    .hero-stat span{display:block;font-size:0.72rem;color:var(--muted);letter-spacing:0.08em;text-transform:uppercase;margin-top:2px}

    /* SECTIONS */
    .section{padding:88px 0}
    .section.alt{background:var(--bg-alt)}
    .sec-head{text-align:center;max-width:640px;margin:0 auto 56px}
    .sec-kicker{display:inline-flex;align-items:center;gap:8px;font-size:0.7rem;letter-spacing:0.2em;text-transform:uppercase;color:var(--teal);font-weight:700;margin-bottom:12px}
    .sec-kicker::before,.sec-kicker::after{content:'';display:block;width:24px;height:1px;background:var(--teal);opacity:0.5}
    .sec-title{font-size:clamp(1.6rem,3vw,2.25rem);font-weight:900;letter-spacing:-0.03em;line-height:1.15;color:var(--ink);margin-bottom:16px}
    .sec-sub{font-size:1rem;color:var(--muted);line-height:1.75}

    /* PRODUCT GRID */
    .prod-grid{display:grid;grid-template-columns:repeat(3,1fr);grid-template-rows:auto auto;gap:18px}
    .prod-card-large{grid-row:span 2}
    .prod-card{position:relative;border-radius:var(--radius);overflow:hidden;background:var(--bg-card);box-shadow:var(--shadow);transition:all 0.22s;display:block}
    .prod-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
    .prod-card img{width:100%;height:264px;object-fit:cover}
    .prod-card-large img{height:546px}
    .prod-card-overlay{position:absolute;inset:0;background:linear-gradient(to top,rgba(8,18,24,0.88) 0%,transparent 55%);opacity:0;transition:opacity 0.3s}
    .prod-card:hover .prod-card-overlay{opacity:1}
    .prod-card-body{position:absolute;bottom:0;left:0;right:0;padding:22px 24px}
    .prod-card-body h3{color:#fff;font-weight:800;font-size:1.08rem;letter-spacing:-0.01em}
    .prod-card-body span{display:block;font-size:0.76rem;color:rgba(255,255,255,0.62);margin-top:4px;letter-spacing:0.04em}

    /* FACTORY STRIP */
    .factory-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;max-width:1080px;margin:0 auto}
    .fact-tile{position:relative;border-radius:12px;overflow:hidden;display:block;aspect-ratio:16/10}
    .fact-tile img{width:100%;height:100%;object-fit:cover;transition:transform 0.4s}
    .fact-tile:hover img{transform:scale(1.05)}
    .fact-tile-label{position:absolute;bottom:0;left:0;right:0;background:linear-gradient(to top,rgba(8,18,24,0.9) 0%,transparent 100%);padding:28px 10px 10px;font-size:0.72rem;color:rgba(255,255,255,0.8)}
    .fact-tile-label em{color:var(--teal-l);font-style:normal;font-weight:800;margin-right:4px}

    /* WHY SINTS */
    .why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
    .why-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:36px 30px;transition:all 0.2s}
    .why-card:hover{box-shadow:var(--shadow);border-color:var(--teal)}
    .why-icon{width:48px;height:48px;background:var(--teal-soft);border-radius:12px;display:grid;place-items:center;margin-bottom:20px;font-size:1.3rem}
    .why-card h3{font-weight:800;font-size:1.05rem;margin-bottom:10px;letter-spacing:-0.01em}
    .why-card p{font-size:0.92rem;color:var(--muted);line-height:1.7}

    /* BLOG */
    .blog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
    .blog-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:all 0.2s}
    .blog-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
    .blog-card img{width:100%;height:186px;object-fit:cover}
    .blog-card-body{padding:24px}
    .blog-card-cat{display:inline-block;font-size:0.68rem;letter-spacing:0.14em;text-transform:uppercase;color:var(--teal);font-weight:700;margin-bottom:10px}
    .blog-card h3{font-size:1rem;font-weight:700;line-height:1.42;color:var(--ink);margin-bottom:10px}
    .blog-card p{font-size:0.88rem;color:var(--muted);line-height:1.65}
    .blog-card-link{color:var(--teal);font-size:0.86rem;font-weight:700;display:inline-flex;align-items:center;gap:4px;margin-top:14px}
    a:hover .blog-card-link{color:var(--teal-l)}

    /* CTA BANNER */
    .cta-banner{background:var(--ink);padding:72px 0;text-align:center}
    .cta-banner h2{font-size:clamp(1.5rem,3vw,2.2rem);font-weight:900;color:#fff;margin-bottom:12px;letter-spacing:-0.02em}
    .cta-banner p{color:rgba(255,255,255,0.6);margin-bottom:28px;font-size:1.05rem}
    .cta-banner .btn{background:var(--teal);color:#fff;border-radius:24px;font-size:1rem;padding:14px 32px;box-shadow:0 4px 20px rgba(10,143,143,0.35)}
    .cta-banner .btn:hover{background:var(--teal-l);transform:translateY(-2px)}

    /* CONTACT */
    .contact-section{background:var(--teal-soft)}
    .contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:start}
    .contact-form{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:36px}
    .form-group{margin-bottom:20px}
    .form-group label{display:block;font-size:0.82rem;font-weight:700;color:var(--ink);margin-bottom:7px}
    .form-group input,.form-group select,.form-group textarea{width:100%;padding:11px 14px;border:1.5px solid var(--border);border-radius:8px;font-size:0.94rem;font-family:inherit;background:var(--bg);color:var(--ink);transition:border-color 0.15s}
    .form-group input:focus,.form-group textarea:focus{outline:none;border-color:var(--teal)}
    .form-group textarea{resize:vertical;min-height:112px}
    .contact-info{display:flex;flex-direction:column;gap:26px;padding-top:8px}
    .contact-item{display:flex;gap:14px;align-items:flex-start}
    .contact-item .icon{width:38px;height:38px;background:#fff;border-radius:10px;display:grid;place-items:center;flex-shrink:0;font-size:0.95rem;box-shadow:var(--shadow)}
    .contact-item h4{font-size:0.9rem;font-weight:700;color:var(--ink);margin-bottom:2px}
    .contact-item p{font-size:0.86rem;color:var(--muted);line-height:1.55}
    .sales-team{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:28px}
    .sales-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow)}
    .sales-card h3{font-size:1rem;color:var(--ink);margin-bottom:8px}
    .sales-card a{display:block;color:var(--teal);font-size:.9rem;line-height:1.7;word-break:break-word}
@media(max-width:760px){.sales-team{grid-template-columns:1fr}}

/* Blog editorial system */
.blog-index-hero{background:linear-gradient(135deg,#071b2f 0%,#0d314a 58%,#0b5c63 100%);color:#fff;overflow:hidden}
.blog-index-hero .cat-hero-body{min-height:430px}
.blog-index-hero .cat-hero-text h1,.blog-index-hero .cat-hero-lead{color:#fff}
.blog-index-hero .cat-hero-lead{max-width:620px;opacity:.86}
.blog-index-hero .sec-kicker{color:#8fe3d5}
.blog-index-hero .cat-hero-img{border:1px solid rgba(255,255,255,.18);box-shadow:0 24px 60px rgba(0,0,0,.28)}
.blog-index-hero .cat-hero-img img{object-position:center}
.blog-section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:28px}
.blog-section-head .sec-sub{max-width:480px;margin:0}
.blog-card-grid{grid-template-columns:repeat(3,1fr);gap:24px}
.blog-card{border-radius:18px;box-shadow:0 10px 30px rgba(8,32,52,.07)}
.blog-card .cat-card-img{aspect-ratio:16/10}
.blog-card .cat-card-body{padding:22px 22px 24px}
.blog-card .cat-card-body h3{font-size:1.06rem;line-height:1.4;margin-bottom:10px}
.blog-card .cat-card-body p{font-size:.92rem;line-height:1.65;color:var(--muted);margin-bottom:18px}
.blog-card .arrow{font-size:.84rem;letter-spacing:.02em}
.blog-article-hero .prod-hero-body{min-height:450px}
.blog-article-hero .prod-hero-img{border:1px solid rgba(12,65,85,.16)}
.blog-article-hero .prod-hero-labels span:first-child{background:#d9f5ef;color:#087f79}
.blog-article-hero .prod-hero-labels span:last-child{background:#eef2f7;color:#52677b}
.article-intro{font-size:1.16rem;line-height:1.9;color:#29465a;max-width:860px}
.article-shell{background:linear-gradient(180deg,#f7fafc 0%,#fff 360px);border:1px solid #e5edf2;border-radius:22px;margin-bottom:64px;box-shadow:0 16px 40px rgba(10,40,60,.06)}
.article-layout{padding:44px 48px 56px}
.article-main{max-width:880px}
.article-main h2{font-size:clamp(1.5rem,2.5vw,2rem);margin:46px 0 16px;color:#102e45;letter-spacing:-.02em}
.article-main h3{font-size:1.15rem;margin:30px 0 10px;color:#116c70}
.article-main p,.article-main li{font-size:1rem;line-height:1.9;color:#445b6d}
.article-main p{margin-bottom:18px}
.article-main strong{color:#18384d}
.article-figure-hero{margin:0 0 40px;border-radius:18px;overflow:hidden;background:#071b2f;border:1px solid #dbe8ee}
.article-figure-hero img{width:100%;display:block;max-height:520px;object-fit:cover}
.article-figure figcaption{padding:12px 16px;background:#f4f8fa;color:#6b7f8e;font-size:.82rem;line-height:1.5}
.article-gallery-three{gap:20px;margin:34px 0}
.article-gallery-three .article-figure{border:1px solid #e0eaf0;border-radius:14px;overflow:hidden;background:#fff}
.article-gallery-three img{width:100%;height:180px;object-fit:cover;display:block}
.article-process-visual{margin:36px 0 42px;border-radius:18px;overflow:hidden;background:#06192d;border:1px solid #0b6572;box-shadow:0 16px 36px rgba(4,35,55,.14)}
.article-process-visual img{display:block;width:100%;height:auto}
.article-process-labels{display:grid;gap:12px;padding:14px 16px 18px;background:#071d32}
.article-process-labels.six{grid-template-columns:repeat(6,1fr)}
.article-process-labels.five{grid-template-columns:repeat(5,1fr)}
.article-process-label{color:#dffaf4;text-align:center;font-size:.78rem;line-height:1.35;font-weight:700}
.article-process-label small{display:block;color:#9cb4c3;font-size:.7rem;font-weight:400;margin-top:4px}
.article-side{position:sticky;top:24px;align-self:start}
.article-side-card{border:1px solid #dce8ee;border-radius:16px;background:#fff;box-shadow:0 8px 24px rgba(8,32,52,.05);padding:22px}
.article-side-card + .article-side-card{margin-top:16px}
.article-side-card p,.article-side-list{font-size:.88rem;line-height:1.7;color:#5a7182}
.article-side-list{padding-left:18px;margin:0}
.article-side-list li+li{margin-top:8px}
@media(max-width:900px){.blog-card-grid{grid-template-columns:repeat(2,1fr)}.article-layout{padding:32px 28px 42px}.article-side{position:static}.article-process-labels.six{grid-template-columns:repeat(3,1fr)}}
@media(max-width:640px){.blog-index-hero .cat-hero-body{min-height:0}.blog-section-head{display:block}.blog-section-head .sec-sub{margin-top:8px}.blog-card-grid{grid-template-columns:1fr}.article-layout{padding:24px 18px 32px}.article-process-labels.six,.article-process-labels.five{grid-template-columns:repeat(2,1fr)}.article-process-label{font-size:.72rem}.article-gallery-three{grid-template-columns:1fr}.article-gallery-three img{height:210px}}

/* Contact / RFQ page */
.contact-hero{background:linear-gradient(135deg,#f6f1e8 0%,#fbfaf7 55%,#e4f2ef 100%)}
.contact-hero .cat-hero-body{min-height:390px}
.contact-hero .cat-hero-text h1{max-width:680px}
.contact-hero .cat-hero-lead{max-width:680px}
.contact-hero .cat-hero-img{box-shadow:0 22px 50px rgba(25,55,70,.13)}
.contact-section-head{max-width:760px;margin-left:0;text-align:left}
.rfq-section{background:#f7fafb}
.rfq-grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(280px,.75fr);gap:44px;align-items:start}
.rfq-form{background:#fff;border:1px solid #dce8ed;border-radius:20px;padding:32px;box-shadow:0 16px 38px rgba(10,40,60,.07)}
.rfq-form h2{font-size:1.45rem;color:#102e45;margin-bottom:8px}
.rfq-form>p{font-size:.92rem;color:var(--muted);margin-bottom:24px}
.rfq-form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.rfq-form .form-group{margin-bottom:18px}
.rfq-form .full{grid-column:1/-1}
.rfq-form label{display:block;font-size:.8rem;font-weight:800;color:#18384d;margin-bottom:7px}
.rfq-form input,.rfq-form select,.rfq-form textarea{width:100%;padding:12px 14px;border:1px solid #d4e1e7;border-radius:9px;font:inherit;font-size:.92rem;color:var(--ink);background:#fcfdfd}
.rfq-form input:focus,.rfq-form select:focus,.rfq-form textarea:focus{outline:0;border-color:var(--teal);box-shadow:0 0 0 3px rgba(10,143,143,.1)}
.rfq-form textarea{min-height:120px;resize:vertical}
.rfq-submit{border:0;cursor:pointer}
.rfq-note{font-size:.78rem;color:#7890a0;margin-top:14px;line-height:1.6}
.rfq-side{display:grid;gap:16px}
.rfq-side-card{background:#fff;border:1px solid #dce8ed;border-radius:16px;padding:22px}
.rfq-side-card h3{font-size:1rem;color:#15384f;margin-bottom:8px}
.rfq-side-card p,.rfq-side-card li{font-size:.87rem;line-height:1.7;color:#5d7484}
.rfq-side-card ul{padding-left:18px}
.sales-directory{background:#fbfaf7}
.sales-directory-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:28px}
.sales-directory-head .sec-sub{max-width:520px;margin:0}
.sales-directory-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.sales-directory-card{background:#fff;border:1px solid #e7e0d6;border-radius:18px;padding:26px;box-shadow:0 10px 28px rgba(62,55,43,.06)}
.sales-directory-card h3{font-family:Georgia,serif;font-size:1.45rem;color:#102e45;margin-bottom:10px}
.sales-directory-card .sales-role{display:inline-block;padding:5px 12px;border-radius:999px;background:#f5e9dd;color:#9e623f;font-size:.7rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;margin-bottom:22px}
.sales-directory-card a{display:block;color:#486a7c;font-size:.92rem;line-height:1.9}
.sales-directory-card a:hover{color:var(--teal)}
@media(max-width:900px){.rfq-grid{grid-template-columns:1fr}.sales-directory-grid{grid-template-columns:1fr 1fr}}
@media(max-width:640px){.rfq-form{padding:22px}.rfq-form-grid{grid-template-columns:1fr}.rfq-form .full{grid-column:auto}.sales-directory-head{display:block}.sales-directory-head .sec-sub{margin-top:8px}.sales-directory-grid{grid-template-columns:1fr}}
    .badges{display:flex;gap:10px;flex-wrap:wrap;margin-top:10px}
    .badge{display:inline-block;padding:6px 13px;background:#fff;border:1px solid var(--border);border-radius:20px;font-size:0.72rem;font-weight:700;color:var(--muted);letter-spacing:0.04em}

    /* FOOTER */
    .footer{background:var(--ink);padding:52px 0 24px;color:rgba(255,255,255,0.45);font-size:0.86rem}
    .footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:44px;margin-bottom:44px}
    .footer-brand p{color:rgba(255,255,255,0.4);font-size:0.86rem;line-height:1.7;margin-top:12px;max-width:300px}
    .footer h4{color:#fff;font-weight:700;margin-bottom:16px;font-size:0.86rem;letter-spacing:0.01em}
    .footer ul{list-style:none;display:flex;flex-direction:column;gap:9px}
    .footer ul a{color:rgba(255,255,255,0.45);transition:color 0.15s}
    .footer ul a:hover{color:#fff}
    .footer-bottom{border-top:1px solid rgba(255,255,255,0.07);padding-top:22px;text-align:center;color:rgba(255,255,255,0.28)}
/* ================================================
   CATEGORY PAGE EXTENSIONS — Light-C
   Applied: 2026-07-07
   ================================================ */

/* Breadcrumb */
.breadcrumb{background:var(--bg-alt);padding:14px 0;font-size:0.82rem;color:var(--muted)}
.breadcrumb a{color:var(--teal);font-weight:600}
.breadcrumb a:hover{color:var(--teal-l)}
.breadcrumb-sep{margin:0 8px;color:var(--muted)}

/* Category hero (smaller than homepage) */
.cat-hero{padding:80px 0 60px;background:var(--bg-alt);text-align:center}
.cat-hero h1{font-size:clamp(1.8rem,3.5vw,2.6rem);font-weight:900;letter-spacing:-0.025em;line-height:1.15;color:var(--ink);margin:18px 0 14px}
.cat-hero p{font-size:1.02rem;color:var(--muted);line-height:1.7;max-width:680px;margin:0 auto 22px}
.cat-hero .badges{justify-content:center;margin-top:20px}

/* Product list grid (sub-products) */
.subprod-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:32px}
.subprod-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:24px 22px;transition:all 0.2s;display:block}
.subprod-card:hover{transform:translateY(-2px);box-shadow:var(--shadow);border-color:var(--teal)}
.subprod-card h3{font-size:0.98rem;font-weight:700;color:var(--ink);margin-bottom:6px}
.subprod-card h3 a{color:inherit}
.subprod-card h3 a:hover{color:var(--teal)}
.subprod-card p{font-size:0.84rem;color:var(--muted);line-height:1.55}
.subprod-card .arrow{color:var(--teal);font-size:0.82rem;font-weight:700;margin-top:10px;display:inline-flex;align-items:center;gap:4px}

/* Feature list (3-up) */
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:32px}
.feature-item{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:28px 24px}
.feature-item h3{font-size:1rem;font-weight:700;color:var(--ink);margin-bottom:8px;display:flex;align-items:center;gap:8px}
.feature-item h3::before{content:'';display:block;width:8px;height:8px;border-radius:50%;background:var(--teal);flex-shrink:0}
.feature-item p{font-size:0.86rem;color:var(--muted);line-height:1.65}

/* Spec table */
.spec-table{width:100%;border-collapse:collapse;margin-top:28px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}
.spec-table th,.spec-table td{padding:14px 18px;text-align:left;font-size:0.9rem;border-bottom:1px solid var(--border)}
.spec-table th{background:var(--bg-alt);font-weight:700;color:var(--ink);font-size:0.78rem;letter-spacing:0.06em;text-transform:uppercase;width:30%}
.spec-table tr:last-child td{border-bottom:none}
.spec-table td{color:var(--muted)}

@media (max-width:900px){
  .subprod-grid,.feature-grid{grid-template-columns:1fr}
}

/* ================== FACTORY PAGE ================== */

/* Hero variant: factory (taller image, less aggressive overlay) */
.factory-hero{position:relative;height:min(80vh,720px);overflow:hidden;background:#0a1218}
.factory-hero-img{position:absolute;inset:0}
.factory-hero-img img{width:100%;height:100%;object-fit:cover;object-position:center 35%;display:block}
.factory-hero-content{position:absolute;inset:0;z-index:2;display:flex;align-items:center;background:linear-gradient(160deg,rgba(8,18,24,0.72) 0%,rgba(8,18,24,0.35) 60%,rgba(8,18,24,0.15) 100%)}
.factory-hero-content .container{max-width:var(--content);width:100%;margin:0 auto;padding:0 20px}

/* Stats bar (factory-specific: 5-up) */
.factory-stats{background:var(--bg-alt);border-bottom:1px solid var(--border);padding:32px 0}
.factory-stats-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:0}
.factory-stat{padding:14px 16px;text-align:center;border-right:1px solid var(--border)}
.factory-stat:last-child{border-right:none}
.factory-stat strong{display:block;font-size:1.6rem;font-weight:900;color:var(--teal);letter-spacing:-0.03em;line-height:1.1}
.factory-stat strong small{font-size:0.7em;font-weight:700;color:var(--teal);opacity:0.85;margin-left:2px}
.factory-stat span{display:block;font-size:0.7rem;color:var(--muted);letter-spacing:0.08em;text-transform:uppercase;margin-top:6px}

/* 8-card campus grid (numbered cards) */
.campus-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:24px}
.campus-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:28px 24px;position:relative;transition:all 0.2s}
.campus-card:hover{border-color:var(--teal);transform:translateY(-3px);box-shadow:var(--shadow)}
.campus-card-num{position:absolute;top:18px;right:20px;font-size:0.72rem;font-weight:800;color:var(--teal);letter-spacing:0.1em;opacity:0.6}
.campus-card h3{font-size:1rem;font-weight:800;color:var(--ink);margin-bottom:8px;letter-spacing:-0.01em}
.campus-card p{font-size:0.86rem;color:var(--muted);line-height:1.65}

/* Alternating row split (image + text, reverse) */
.row-split{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;margin:64px 0}
.row-split.reverse{grid-template-columns:1fr 1fr;direction:rtl}
.row-split.reverse .row-split-text{direction:ltr}
.row-split.reverse .row-split-img{direction:ltr}
.row-split-img{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-lg);aspect-ratio:4/3;background:#f0f4f8}
.row-split-img img{width:100%;height:100%;object-fit:cover;display:block}
.row-split-text{padding:0}
.sec-kicker.left{justify-content:flex-start}
.sec-kicker.left::after{display:none}
.sec-title.left{text-align:left;margin-bottom:18px}
.row-split-text p{font-size:0.96rem;color:var(--muted);line-height:1.8;margin-bottom:18px}
.bullet-list{list-style:none;padding:0;margin-top:8px}
.bullet-list li{position:relative;padding:8px 0 8px 24px;font-size:0.92rem;color:var(--ink);line-height:1.6}
.bullet-list li::before{content:'';position:absolute;left:0;top:14px;width:8px;height:8px;border-radius:50%;background:var(--teal)}
.bullet-list li strong{color:var(--ink);font-weight:700}

/* Quality grid (6 cards with image) */
.quality-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:32px}
.quality-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:all 0.2s}
.quality-card:hover{border-color:var(--teal);transform:translateY(-3px);box-shadow:var(--shadow)}
.quality-card-img{aspect-ratio:16/10;background:#f0f4f8;overflow:hidden}
.quality-card-img img{width:100%;height:100%;object-fit:cover;display:block}
.quality-card h3{font-size:1rem;font-weight:800;color:var(--ink);padding:18px 22px 4px;letter-spacing:-0.01em}
.quality-card p{font-size:0.85rem;color:var(--muted);line-height:1.6;padding:0 22px 22px}

/* People stats (4-up inline) */
.people-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:48px;background:var(--bg-alt);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}
.people-stat{padding:24px 18px;text-align:center;border-right:1px solid var(--border)}
.people-stat:last-child{border-right:none}
.people-stat strong{display:block;font-size:1.8rem;font-weight:900;color:var(--ink);letter-spacing:-0.03em;line-height:1.1}
.people-stat strong small{font-size:0.6em;color:var(--teal);margin-left:2px}
.people-stat span{display:block;font-size:0.74rem;color:var(--muted);margin-top:6px;letter-spacing:0.04em}

/* Credentials layout (image + text side-by-side) */
.credentials-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:48px;align-items:center;margin-top:32px}
.credential-img{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-lg);aspect-ratio:4/3;background:#f0f4f8}
.credential-img img{width:100%;height:100%;object-fit:cover;display:block}
.credential-text h3{font-size:1.5rem;font-weight:800;color:var(--ink);margin-bottom:14px;letter-spacing:-0.02em}
.credential-text p{font-size:0.95rem;color:var(--muted);line-height:1.75;margin-bottom:14px}

/* Honors strip (5-up certification badges) */
.honors-strip{display:grid;grid-template-columns:repeat(5,1fr);gap:0;margin-top:48px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}
.honor{padding:22px 16px;text-align:center;border-right:1px solid var(--border)}
.honor:last-child{border-right:none}
.honor strong{display:block;font-size:0.92rem;font-weight:800;color:var(--teal);letter-spacing:-0.01em;margin-bottom:4px}
.honor span{display:block;font-size:0.72rem;color:var(--muted);line-height:1.4}

/* CTA card (factory-specific) */
.factory-cta{background:var(--bg-alt)}
.factory-cta-card{background:linear-gradient(135deg,var(--teal) 0%,#066464 100%);color:#fff;border-radius:var(--radius);padding:56px 48px;text-align:center;box-shadow:var(--shadow-lg)}
.factory-cta-card h2{font-size:clamp(1.6rem,2.8vw,2.1rem);font-weight:900;letter-spacing:-0.03em;margin-bottom:16px;color:#fff}
.factory-cta-card p{font-size:1.02rem;color:rgba(255,255,255,0.88);max-width:680px;margin:0 auto 28px;line-height:1.75}
.factory-cta-card .btn-ghost{border-color:rgba(255,255,255,0.6);color:#fff}
.factory-cta-card .btn-ghost:hover{background:rgba(255,255,255,0.15)}

/* Footer */
.footer{background:#0a1218;color:#a8b8c4;padding:64px 0 32px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:48px}
.footer-grid h4{color:#fff;font-size:0.86rem;font-weight:700;letter-spacing:0.06em;text-transform:uppercase;margin-bottom:16px}
.footer-grid a{display:block;font-size:0.86rem;color:#a8b8c4;padding:5px 0;transition:color 0.15s}
.footer-grid a:hover{color:var(--teal-l)}
.footer-tag{font-size:0.86rem;line-height:1.6;margin-top:14px;color:#7a8a96}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;padding-top:24px;border-top:1px solid rgba(255,255,255,0.08);font-size:0.78rem;color:#7a8a96;flex-wrap:wrap;gap:12px}

@media (max-width:1024px){
  .campus-grid{grid-template-columns:repeat(2,1fr)}
  .row-split,.row-split.reverse{grid-template-columns:1fr;gap:32px;direction:ltr;margin:48px 0}
  .row-split.reverse .row-split-text,.row-split.reverse .row-split-img{direction:ltr}
  .quality-grid{grid-template-columns:repeat(2,1fr)}
  .credentials-grid{grid-template-columns:1fr;gap:24px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:640px){
  .factory-stats-grid{grid-template-columns:repeat(2,1fr)}
  .factory-stat:nth-child(2){border-right:none}
  .factory-stat:nth-child(-n+2){border-bottom:1px solid var(--border)}
  .campus-grid{grid-template-columns:1fr}
  .quality-grid{grid-template-columns:1fr}
  .people-stats{grid-template-columns:repeat(2,1fr)}
  .people-stat:nth-child(2n){border-right:none}
  .honors-strip{grid-template-columns:repeat(2,1fr)}
  .honor:nth-child(2n){border-right:none}
  .honor:nth-child(-n+4){border-bottom:1px solid var(--border)}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .factory-cta-card{padding:40px 24px}
}

/* ================== PRODUCT DETAIL PAGE ================== */

/* Product hero (smaller than factory hero) */
.prod-hero{background:var(--bg-alt);border-bottom:1px solid var(--border);padding:64px 0 48px}
.prod-hero-body{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.prod-hero-labels{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}
.prod-hero-labels span{font-size:0.7rem;letter-spacing:0.12em;text-transform:uppercase;color:var(--teal);font-weight:700;background:var(--teal-soft);padding:4px 14px;border-radius:20px}
.prod-hero h1{font-size:clamp(1.8rem,3.5vw,2.8rem);font-weight:900;letter-spacing:-0.035em;line-height:1.1;color:var(--ink);margin-bottom:18px}
.prod-hero-lead{font-size:1rem;color:var(--muted);line-height:1.8;margin-bottom:24px}
.prod-hero-tags{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:24px}
.prod-hero-tags span{font-size:0.8rem;color:var(--muted);background:var(--bg-card);border:1px solid var(--border);padding:6px 14px;border-radius:20px}
.prod-hero-img{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-lg);aspect-ratio:4/3;background:#f0f4f8}
.prod-hero-img img{width:100%;height:100%;object-fit:cover;display:block}

/* Product body — Hero uses prod-hero (own section). Body uses grid with sidebar starting from Product Overview. */
.prod-body{display:grid;grid-template-columns:1fr 300px;gap:48px;padding:64px 0;max-width:var(--content);margin:0 auto}
.prod-main{max-width:100%}
.prod-main h2{font-size:1.4rem;font-weight:800;color:var(--ink);letter-spacing:-0.02em;margin:40px 0 14px;padding-top:8px}
.prod-main h2:first-child{margin-top:0}
.prod-main p{font-size:0.96rem;color:var(--muted);line-height:1.8;margin-bottom:14px}
.prod-main ul{list-style:none;padding:0;margin:12px 0 20px}
.prod-main ul li{position:relative;padding:7px 0 7px 22px;font-size:0.94rem;color:var(--ink);line-height:1.6}
.prod-main ul li::before{content:'';position:absolute;left:0;top:13px;width:7px;height:7px;border-radius:50%;background:var(--teal)}

/* Spec grid (2×3) */
.spec-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:20px 0}
.spec-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:18px 16px}
.spec-card strong{display:block;font-size:0.78rem;font-weight:800;color:var(--teal);letter-spacing:0.04em;text-transform:uppercase;margin-bottom:6px}
.spec-card span{display:block;font-size:0.88rem;color:var(--muted);line-height:1.55}

/* Sidebar */
.prod-side{position:sticky;top:88px;align-self:start}
.side-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:20px;margin-bottom:16px}
.side-card h3{font-size:0.82rem;font-weight:700;color:var(--teal);letter-spacing:0.08em;text-transform:uppercase;margin-bottom:12px}
.side-stat{display:flex;justify-content:space-between;padding:8px 0;font-size:0.9rem;border-bottom:1px solid var(--border)}
.side-stat:last-child{border-bottom:none}
.side-stat strong{font-weight:700;color:var(--ink)}
.side-stat span{color:var(--muted)}
.side-card p{font-size:0.86rem;color:var(--muted);line-height:1.65;margin-bottom:12px}
.side-card .btn{width:100%;justify-content:center}

/* Related products */
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:20px 0}
.related-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:all 0.2s}
.related-card:hover{border-color:var(--teal);transform:translateY(-3px);box-shadow:var(--shadow)}
.related-card-img{aspect-ratio:4/3;overflow:hidden;background:#f0f4f8}
.related-card-img img{width:100%;height:100%;object-fit:cover;display:block}
.related-card-body{padding:16px 18px 20px}
.related-card-body h3{font-size:0.92rem;font-weight:700;color:var(--ink);margin-bottom:6px;line-height:1.3}
.related-card-body p{font-size:0.82rem;color:var(--muted);line-height:1.55;margin-bottom:8px}
.related-card-body .arrow{font-size:0.8rem;color:var(--teal);font-weight:700;display:inline-flex;align-items:center;gap:4px}

/* RFQ panel */
.rfq-cta{background:linear-gradient(135deg,var(--teal) 0%,#066464 100%);color:#fff;border-radius:var(--radius);padding:40px 36px;margin:40px 0}
.rfq-cta h3{font-size:1.2rem;font-weight:800;color:#fff;margin-bottom:12px;letter-spacing:-0.02em}
.rfq-cta p{font-size:0.92rem;color:rgba(255,255,255,0.9);line-height:1.7;margin-bottom:20px}
.rfq-cta .btn-ghost{border-color:rgba(255,255,255,0.6);color:#fff;background:transparent}
.rfq-cta .btn-ghost:hover{background:rgba(255,255,255,0.15)}

@media (max-width:1024px){
  .prod-hero-body{grid-template-columns:1fr;gap:32px}
  .prod-body{grid-template-columns:1fr}
  .prod-side{position:static}
  .spec-grid{grid-template-columns:repeat(2,1fr)}
  .related-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:640px){
  .prod-hero{padding:48px 0 32px}
  .prod-body{padding:40px 0}
  .spec-grid{grid-template-columns:1fr}
  .related-grid{grid-template-columns:1fr}
}

/* ================== CATEGORY PAGE ================== */

.cat-hero{background:var(--bg-alt);border-bottom:1px solid var(--border);padding:64px 0}
.cat-hero-body{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.cat-hero-text h1{font-size:clamp(1.8rem,3.5vw,2.8rem);font-weight:900;letter-spacing:-0.035em;line-height:1.1;color:var(--ink);margin-bottom:18px}
.cat-hero-lead{font-size:1rem;color:var(--muted);line-height:1.8;margin-bottom:24px}
.cat-hero-img{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-lg);aspect-ratio:4/3;background:#f0f4f8}
.cat-hero-img img{width:100%;height:100%;object-fit:cover;display:block}

.cat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:24px}
.cat-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:all 0.2s;display:block}
.cat-card:hover{border-color:var(--teal);transform:translateY(-3px);box-shadow:var(--shadow)}
.cat-card-img{aspect-ratio:4/3;background:#f0f4f8;overflow:hidden}
.cat-card-img img{width:100%;height:100%;object-fit:cover;display:block}
.cat-card-body{padding:14px 16px 18px}
.cat-card-body h3{font-size:0.92rem;font-weight:700;color:var(--ink);margin-bottom:6px;line-height:1.3}
.cat-card-body .arrow{font-size:0.8rem;color:var(--teal);font-weight:700}

@media (max-width:1024px){
  .cat-hero-body{grid-template-columns:1fr;gap:32px}
  .cat-grid{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:640px){
  .cat-hero{padding:48px 0 32px}
  .cat-grid{grid-template-columns:repeat(2,1fr)}
}

/* Final contact hero override after shared category styles. */
.contact-hero{background:linear-gradient(135deg,#f6f1e8 0%,#fbfaf7 55%,#e4f2ef 100%)}

/* Blog editorial overrides: keep these after the shared category rules. */
.blog-index-hero{background:linear-gradient(135deg,#071b2f 0%,#0d314a 58%,#0b5c63 100%);color:#fff;overflow:hidden}
.blog-index-hero .cat-hero-body{min-height:430px}
.blog-index-hero .cat-hero-text h1,.blog-index-hero .cat-hero-lead{color:#fff}
.blog-index-hero .cat-hero-lead{max-width:620px;opacity:.86}
.blog-index-hero .sec-kicker{color:#8fe3d5}
.blog-index-hero .cat-hero-img{border:1px solid rgba(255,255,255,.18);box-shadow:0 24px 60px rgba(0,0,0,.28)}
.blog-section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:28px}
.blog-section-head .sec-sub{max-width:480px;margin:0}
.blog-card-grid{grid-template-columns:repeat(3,1fr);gap:24px}
.blog-card{border-radius:18px;box-shadow:0 10px 30px rgba(8,32,52,.07)}
.blog-card .cat-card-img{aspect-ratio:16/10}
.blog-card .cat-card-body{padding:22px 22px 24px}
.blog-card .cat-card-body h3{font-size:1.06rem;line-height:1.4;margin-bottom:10px}
.blog-card .cat-card-body p{font-size:.92rem;line-height:1.65;color:var(--muted);margin-bottom:18px}
.blog-card .arrow{font-size:.84rem;letter-spacing:.02em}
.blog-article-hero .prod-hero-body{min-height:450px}
.blog-article-hero .prod-hero-img{border:1px solid rgba(12,65,85,.16)}
.blog-article-hero .prod-hero-labels span:first-child{background:#d9f5ef;color:#087f79}
.blog-article-hero .prod-hero-labels span:last-child{background:#eef2f7;color:#52677b}
.article-intro{font-size:1.16rem;line-height:1.9;color:#29465a;max-width:860px}
.article-shell{background:linear-gradient(180deg,#f7fafc 0%,#fff 360px);border:1px solid #e5edf2;border-radius:22px;margin-bottom:64px;box-shadow:0 16px 40px rgba(10,40,60,.06)}
.article-layout{padding:44px 48px 56px}
.article-main{max-width:880px}
.article-main h2{font-size:clamp(1.5rem,2.5vw,2rem);margin:46px 0 16px;color:#102e45;letter-spacing:-.02em}
.article-main h3{font-size:1.15rem;margin:30px 0 10px;color:#116c70}
.article-main p,.article-main li{font-size:1rem;line-height:1.9;color:#445b6d}
.article-main p{margin-bottom:18px}
.article-main strong{color:#18384d}
.article-figure-hero{margin:0 0 40px;border-radius:18px;overflow:hidden;background:#071b2f;border:1px solid #dbe8ee}
.article-figure-hero img{width:100%;display:block;max-height:520px;object-fit:cover}
.article-figure figcaption{padding:12px 16px;background:#f4f8fa;color:#6b7f8e;font-size:.82rem;line-height:1.5}
.article-gallery-three{gap:20px;margin:34px 0}
.article-gallery-three .article-figure{border:1px solid #e0eaf0;border-radius:14px;overflow:hidden;background:#fff}
.article-gallery-three img{width:100%;height:180px;object-fit:cover;display:block}
.article-process-visual{margin:36px 0 42px;border-radius:18px;overflow:hidden;background:#06192d;border:1px solid #0b6572;box-shadow:0 16px 36px rgba(4,35,55,.14)}
.article-process-visual img{display:block;width:100%;height:auto}
.article-process-labels{display:grid;gap:12px;padding:14px 16px 18px;background:#071d32}
.article-process-labels.six{grid-template-columns:repeat(6,1fr)}
.article-process-labels.five{grid-template-columns:repeat(5,1fr)}
.article-process-label{color:#dffaf4;text-align:center;font-size:.78rem;line-height:1.35;font-weight:700}
.article-process-label small{display:block;color:#9cb4c3;font-size:.7rem;font-weight:400;margin-top:4px}
.article-side{position:sticky;top:24px;align-self:start}
.article-side-card{border:1px solid #dce8ee;border-radius:16px;background:#fff;box-shadow:0 8px 24px rgba(8,32,52,.05);padding:22px}
.article-side-card + .article-side-card{margin-top:16px}
.article-side-card p,.article-side-list{font-size:.88rem;line-height:1.7;color:#5a7182}
.article-side-list{padding-left:18px;margin:0}
.article-side-list li+li{margin-top:8px}
@media(max-width:900px){.blog-card-grid{grid-template-columns:repeat(2,1fr)}.article-layout{padding:32px 28px 42px}.article-side{position:static}.article-process-labels.six{grid-template-columns:repeat(3,1fr)}}
@media(max-width:640px){.blog-index-hero .cat-hero-body{min-height:0}.blog-section-head{display:block}.blog-section-head .sec-sub{margin-top:8px}.blog-card-grid{grid-template-columns:1fr}.article-layout{padding:24px 18px 32px}.article-process-labels.six,.article-process-labels.five{grid-template-columns:repeat(2,1fr)}.article-process-label{font-size:.72rem}.article-gallery-three{grid-template-columns:1fr}.article-gallery-three img{height:210px}}