/* ============================================================
   OUYI BAGS & PACKAGING — shared styles (all pages)
   Design system v2: clean modern B2B, deep-green eco accent
============================================================ */
:root{
  --bg:#F5F6F3;             /* off-white base */
  --surface:#FFFFFF;
  --ink:#14181D;            /* cool charcoal */
  --ink-2:#4A5560;          /* slate body */
  --ink-3:#8A94A0;          /* muted */
  --line:rgba(20,24,29,.10);
  --line-w:rgba(255,255,255,.14);
  --accent:#157A53;         /* deep green */
  --accent-d:#0E5E40;
  --accent-soft:rgba(21,122,83,.08);
  --accent-l:#7FC6A4;       /* green on dark */
  --dark:#10151B;           /* deep charcoal */
  --dark-2:#0C1015;
  --body:Archivo,"Helvetica Neue",Arial,"PingFang SC","Microsoft YaHei",sans-serif;
  --mono:"IBM Plex Mono","SFMono-Regular",Consolas,"Courier New",monospace;
  --r-lg:18px;
  --r-md:14px;
  --r-sm:10px;
  --shadow-sm:0 1px 2px rgba(16,21,27,.05),0 8px 24px rgba(16,21,27,.06);
  --shadow-lg:0 2px 6px rgba(16,21,27,.06),0 24px 56px rgba(16,21,27,.12);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--body);color:var(--ink);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased;text-wrap:pretty}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button{font-family:inherit;cursor:pointer}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}

.container{max-width:1200px;margin:0 auto;padding:0 24px}
.sec{padding:96px 0}
.mono{font-family:var(--mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase}

/* ---- Kicker (section eyebrow) ---- */
.seam{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.seam::before{content:"";width:28px;height:2px;background:var(--accent);flex:none}
.seam::after{display:none}
.seam .seam-tag{font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--accent)}
.seam.on-dark::before{background:var(--accent-l)}
.seam.on-dark .seam-tag{color:var(--accent-l)}

/* ---- Buttons ---- */
.btn{display:inline-flex;align-items:center;gap:9px;font-family:var(--body);font-weight:600;font-size:15px;letter-spacing:.01em;padding:13px 26px;border-radius:var(--r-sm);border:1.5px solid var(--ink);background:transparent;color:var(--ink);transition:background .18s,color .18s,border-color .18s,transform .18s}
.btn svg{width:16px;height:16px;flex:none}
.btn:hover{background:var(--ink);color:#fff}
.btn:active{transform:translateY(1px)}
.btn.solid{background:var(--accent);border-color:var(--accent);color:#fff}
.btn.solid:hover{background:var(--accent-d);border-color:var(--accent-d)}
.btn.ghost-w{background:transparent;border-color:rgba(255,255,255,.45);color:#fff}
.btn.ghost-w:hover{background:#fff;color:var(--ink);border-color:#fff}

/* ---- Top bar ---- */
.topbar{background:var(--dark);color:rgba(255,255,255,.6);font-size:12.5px}
.topbar .container{display:flex;justify-content:space-between;align-items:center;gap:16px;padding-top:8px;padding-bottom:8px;flex-wrap:wrap}
.topbar .mono{font-size:10.5px;color:rgba(255,255,255,.5)}
.topbar a{color:rgba(255,255,255,.85);transition:color .2s}
.topbar a:hover{color:var(--accent-l)}

/* ---- Header / nav ---- */
header.site{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);transition:box-shadow .25s}
header.site.scrolled{box-shadow:0 8px 28px rgba(16,21,27,.08)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:16px 0}
.brand{display:inline-flex;align-items:center;line-height:1;text-decoration:none}
.brand img{height:46px;width:auto;max-height:46px;display:block;object-fit:contain}
.brand b{font-family:var(--body);font-weight:700;font-size:24px;letter-spacing:.01em}
.brand b::after{content:"";display:inline-block;width:8px;height:8px;border-radius:2px;background:var(--accent);margin-left:7px}
.brand span{font-family:var(--mono);font-size:9px;letter-spacing:.22em;color:var(--ink-3);margin-top:3px}
.nav-links{display:flex;align-items:center;gap:30px}
.nav-links a{font-family:var(--body);font-weight:500;font-size:15px;color:var(--ink);position:relative;padding:5px 0;transition:color .2s}
.nav-links a::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .22s}
.nav-links a:hover::after,.nav-links a.active::after{transform:scaleX(1)}
.nav-links a.active{color:var(--accent);font-weight:600}
.nav-cta{display:flex;align-items:center;gap:14px}
.nav-toggle{display:none;background:none;border:1.5px solid var(--line);border-radius:8px;padding:8px 10px;line-height:1}
.nav-toggle svg{width:20px;height:20px;display:block}

/* ---- Home hero ---- */
.hero{position:relative;background:radial-gradient(1000px 460px at 88% -10%, var(--accent-soft), transparent 62%),var(--bg);overflow:hidden}
.hero .container{display:grid;grid-template-columns:1.04fr .96fr;gap:60px;align-items:center;padding-top:84px;padding-bottom:72px}
.hero-eyebrow{display:flex;align-items:center;gap:10px;font-family:var(--mono);font-size:11.5px;letter-spacing:.14em;color:var(--accent);text-transform:uppercase;margin-bottom:22px}
.hero-eyebrow::before{content:"";width:26px;height:2px;background:var(--accent)}
.hero h1{font-family:var(--body);font-weight:700;font-size:clamp(38px,4.6vw,62px);line-height:1.06;letter-spacing:-.015em;margin-bottom:22px}
.hero h1 .hl{color:var(--accent)}
.hero p.lede{font-size:17px;color:var(--ink-2);max-width:52ch;margin-bottom:34px}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:48px}
.hero-stats{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;border-top:1px solid var(--line);padding-top:6px}
.hero-stats .stat{padding:18px 0 0 0;flex:1;min-width:110px}
.hero-stats b{display:block;font-family:var(--body);font-weight:700;font-size:32px;letter-spacing:-.01em;color:var(--ink)}
.hero-stats span{font-family:var(--mono);font-size:10px;letter-spacing:.12em;color:var(--ink-3);text-transform:uppercase}
.hero-fig{position:relative}
.hero-fig .frame{border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-lg);aspect-ratio:16/10}
.hero-fig .frame::before{content:none}
.hero-fig img{width:100%;height:100%;object-fit:cover}
.hero-fig .tag{position:absolute;top:16px;left:16px;background:var(--accent);color:#fff;font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;padding:7px 13px;border-radius:999px;text-transform:uppercase;box-shadow:0 6px 18px rgba(21,122,83,.35)}
.hero-fig .cap{position:absolute;bottom:16px;right:16px;background:rgba(255,255,255,.94);color:var(--ink);font-family:var(--mono);font-size:10px;letter-spacing:.1em;padding:7px 13px;border-radius:999px;text-transform:uppercase;box-shadow:var(--shadow-sm)}
.watermark{display:none}

/* ---- Trust bar (replaces old marquee) ---- */
.trustbar{border-block:1px solid var(--line);background:var(--surface)}
.trustbar .container{display:flex;justify-content:space-between;gap:10px 32px;flex-wrap:wrap;padding-top:15px;padding-bottom:15px}
.trustbar span{font-family:var(--mono);font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-2);display:inline-flex;align-items:center}
.trustbar span::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent);margin-right:9px;flex:none}

/* ---- Inner page hero ---- */
.page-hero{background:var(--bg);color:var(--ink);border-bottom:1px solid var(--line);overflow:hidden}
.page-hero .container{padding-top:56px;padding-bottom:64px}
.page-hero .crumbs{font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-3);margin-bottom:24px;display:flex;gap:9px;align-items:center;flex-wrap:wrap}
.page-hero .crumbs a{color:var(--ink-2);transition:color .2s}
.page-hero .crumbs a:hover{color:var(--accent)}
.page-hero h1{font-family:var(--body);font-weight:700;font-size:clamp(36px,4.4vw,58px);line-height:1.05;letter-spacing:-.015em;margin-bottom:16px}
.page-hero .lede{color:var(--ink-2);font-size:16.5px;max-width:60ch}
.page-hero.split .container{display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:center}
.page-hero .ph-fig{position:relative}
.page-hero .ph-fig .frame{border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-lg);aspect-ratio:4/3}
.page-hero .ph-fig img{width:100%;height:100%;object-fit:cover}
.page-hero .ph-fig .tag{position:absolute;top:16px;right:16px;background:var(--accent);color:#fff;font-family:var(--mono);font-size:10px;letter-spacing:.12em;padding:7px 13px;border-radius:999px;text-transform:uppercase;box-shadow:0 6px 18px rgba(21,122,83,.35)}
.page-hero .wm{display:none}

/* ---- Section heads ---- */
.sec-head{margin-bottom:48px;max-width:720px}
.sec-head h2{font-family:var(--body);font-weight:700;font-size:clamp(30px,3.6vw,46px);line-height:1.08;letter-spacing:-.015em;margin-bottom:14px}
.sec-head .num{font-family:var(--mono);color:var(--ink-3);font-size:11px;letter-spacing:.16em;display:block;margin-bottom:10px;text-transform:uppercase}
.sec-head p{font-size:16px;color:var(--ink-2)}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.sec-head.center .seam{justify-content:center}
.sec-dark{background:var(--dark);color:#EDF1F3}
.sec-dark .sec-head h2{color:#fff}
.sec-dark .sec-head p{color:rgba(255,255,255,.62)}
.sec-dark .sec-head .num{color:rgba(255,255,255,.4)}
.sec-paper{background:var(--surface)}
.sec-oat2{background:#EEF0EC}

/* ---- Product cards ---- */
.cat-bar{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:36px;flex-wrap:wrap}
.cat-bar h3{font-family:var(--body);font-weight:700;font-size:28px;letter-spacing:-.01em;line-height:1.1}
.cat-bar .cat-code{font-family:var(--mono);color:var(--ink-3);font-size:11px;letter-spacing:.14em;margin-top:7px;display:block;text-transform:uppercase}
.grid-prod{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.grid-prod.cols3{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;display:flex;flex-direction:column;transition:transform .2s ease,box-shadow .2s ease,border-color .2s}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:rgba(21,122,83,.35)}
.card .ph{position:relative;margin:0;overflow:hidden;background:var(--bg);aspect-ratio:1/1}
.card .ph::before{content:none}
.card .ph img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.card:hover .ph img{transform:scale(1.04)}
.card .code{position:absolute;top:12px;left:12px;background:rgba(20,24,29,.82);backdrop-filter:blur(4px);color:#fff;font-family:var(--mono);font-size:10px;letter-spacing:.08em;padding:5px 11px;border-radius:999px;text-transform:uppercase}
.card .bd{padding:18px 20px 20px;display:flex;flex-direction:column;gap:11px;flex:1}
.card h4{font-family:var(--body);font-weight:600;font-size:19px;line-height:1.2;letter-spacing:-.01em}
.card .specs{font-size:13px;color:var(--ink-2);display:flex;flex-direction:column;gap:4px}
.card .specs b{font-family:var(--mono);font-size:9.5px;letter-spacing:.1em;color:var(--ink-3);text-transform:uppercase;margin-right:6px}
.card .price-row{display:flex;align-items:baseline;justify-content:space-between;gap:10px;margin-top:auto;border-top:1px solid var(--line);padding-top:14px}
.card .price{font-weight:700;font-size:16px;letter-spacing:-.01em}
.card .price small{color:var(--ink-3);font-size:11px;font-weight:500}
.card .price-quote{color:var(--accent);font-weight:600;font-size:14px;letter-spacing:.02em}
.card .price-quote:hover{text-decoration:underline}
.card .moq{font-family:var(--mono);font-size:10px;letter-spacing:.06em;color:var(--accent);background:var(--accent-soft);border-radius:999px;padding:4px 10px;white-space:nowrap}
.card .inq{margin-top:2px;align-self:flex-start;font-weight:600;font-size:14px;color:var(--accent);display:inline-flex;align-items:center;gap:7px}
.card .inq svg{width:14px;height:14px;transition:transform .2s}
.card .inq:hover svg{transform:translateX(4px)}

/* ---- Category intro ---- */
.cat-intro{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;margin-bottom:60px}
.cat-intro .ci-copy h2{font-family:var(--body);font-weight:700;font-size:clamp(28px,3.2vw,40px);letter-spacing:-.015em;line-height:1.1;margin-bottom:16px}
.cat-intro .ci-copy p{color:var(--ink-2);margin-bottom:12px;font-size:15.5px}
.cat-intro .ci-copy ul{display:flex;flex-direction:column;gap:9px;margin-top:10px}
.cat-intro .ci-copy li{display:flex;gap:11px;align-items:flex-start;font-size:14.5px;color:var(--ink)}
.cat-intro .ci-copy li svg{width:17px;height:17px;color:var(--accent);flex:none;margin-top:4px}
.cat-intro .ci-fig{position:relative}
.cat-intro .ci-fig .frame{border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-lg);aspect-ratio:4/3}
.cat-intro .ci-fig img{width:100%;height:100%;object-fit:cover}
.cat-intro .ci-fig .tag{position:absolute;bottom:14px;left:14px;background:rgba(255,255,255,.94);color:var(--ink);font-family:var(--mono);font-size:10px;letter-spacing:.1em;padding:6px 12px;border-radius:999px;text-transform:uppercase;box-shadow:var(--shadow-sm)}

/* ---- Data table ---- */
.data-table{width:100%;border-collapse:separate;border-spacing:0;font-size:14.5px;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden}
.data-table th{font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3);text-align:left;padding:13px 18px;border-bottom:1px solid var(--line);background:#F3F5F2;font-weight:500}
.data-table td{padding:13px 18px;border-bottom:1px solid var(--line);color:var(--ink-2)}
.data-table tr:last-child td{border-bottom:none}
.table-note{font-family:var(--mono);font-size:10.5px;letter-spacing:.08em;color:var(--ink-3);margin-top:14px;text-transform:uppercase}

/* ---- Customization (dark) ---- */
.custom-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:64px;align-items:start}
.custom-col h3{font-family:var(--body);font-weight:600;font-size:23px;letter-spacing:-.01em;margin-bottom:4px;display:flex;align-items:center;gap:12px}
.custom-col h3 .ix{font-family:var(--mono);font-size:11px;color:var(--accent-l)}
.custom-col > p{color:rgba(255,255,255,.55);font-size:14.5px;margin-bottom:22px}
.spec-list{border-top:1px solid var(--line-w);margin-top:8px}
.spec-list li{display:grid;grid-template-columns:190px 1fr;gap:18px;padding:15px 2px;border-bottom:1px solid var(--line-w)}
.spec-list .k{font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-l);padding-top:3px}
.spec-list .v{font-size:14.5px;color:rgba(255,255,255,.86)}
.custom-media{display:flex;flex-direction:column;gap:24px}
.custom-media figure{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-lg);aspect-ratio:4/3}
.custom-media img{width:100%;height:100%;object-fit:cover}
.custom-media figcaption{font-family:var(--mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-l);padding:12px 4px 2px}
.size-table{width:100%;border-collapse:collapse;font-size:14px;margin-top:10px}
.size-table th{font-family:var(--mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-l);text-align:left;padding:10px 12px;border-bottom:1px solid var(--line-w);font-weight:500}
.size-table td{padding:10px 12px;border-bottom:1px solid rgba(255,255,255,.1);color:rgba(255,255,255,.85)}

/* ---- Process ---- */
.process-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.step{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:32px 24px;position:relative;min-height:188px;display:flex;flex-direction:column;box-shadow:0 4px 6px rgba(0,0,0,0.02);transition:all 0.3s ease}
.step:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:var(--accent)}
.step .no{font-family:var(--mono);font-size:12px;color:var(--accent);letter-spacing:.1em;margin-bottom:14px;font-weight:700}
.step .no::after{content:"";display:block;width:22px;height:2px;background:var(--accent);margin-top:9px;border-radius:2px}
.step h4{font-family:var(--body);font-weight:600;font-size:19px;letter-spacing:-.01em;margin-bottom:12px;line-height:1.2}
.step p{font-size:14.5px;color:var(--ink-2);line-height:1.6}
.step .step-arrow{display:none}

/* ---- Why us ---- */
.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.why-grid.cols4{grid-template-columns:repeat(4,1fr)}
.why-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:28px 24px;display:flex;flex-direction:column;gap:14px;transition:transform .2s ease,box-shadow .2s ease}
.why-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.why-card .ic{width:46px;height:46px;border-radius:12px;background:var(--accent-soft);display:flex;align-items:center;justify-content:center;color:var(--accent)}
.why-card .ic svg{width:22px;height:22px}
.why-card h4{font-family:var(--body);font-weight:600;font-size:19px;letter-spacing:-.01em}
.why-card p{font-size:14px;color:var(--ink-2)}
.why-split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;margin-top:60px}
.why-fig{position:relative}
.why-fig .frame{border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-lg);aspect-ratio:4/3}
.why-fig img{width:100%;height:100%;object-fit:cover}
.why-fig .tag{position:absolute;top:14px;right:14px;background:rgba(20,24,29,.82);backdrop-filter:blur(4px);color:#fff;font-family:var(--mono);font-size:10px;letter-spacing:.1em;padding:6px 12px;border-radius:999px;text-transform:uppercase}
.why-copy h3{font-family:var(--body);font-weight:700;font-size:clamp(26px,3.2vw,38px);letter-spacing:-.015em;line-height:1.1;margin-bottom:16px}
.why-copy p{color:var(--ink-2);margin-bottom:14px;font-size:15.5px}
.why-copy ul{display:flex;flex-direction:column;gap:10px;margin-top:18px}
.why-copy li{display:flex;gap:11px;align-items:flex-start;font-size:14.5px}
.why-copy li svg{width:17px;height:17px;color:var(--accent);flex:none;margin-top:4px}

/* ---- Certifications ---- */
.certs{background:var(--surface);border-block:1px solid var(--line)}
.certs .container{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;padding-top:30px;padding-bottom:30px}
.certs .ct{font-weight:700;font-size:19px;letter-spacing:-.01em}
.certs .ct small{display:block;font-family:var(--body);font-weight:400;font-size:12.5px;color:var(--ink-3);margin-top:2px}
.cert-chips{display:flex;gap:10px;flex-wrap:wrap}
.cert-chips span{font-family:var(--mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--accent);border:1px solid rgba(21,122,83,.35);background:var(--accent-soft);border-radius:999px;padding:8px 14px}

/* ---- CTA band ---- */
.cta-band{padding:0 0 96px}
.cta-band .container{display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;background:linear-gradient(120deg,var(--accent) 0%,#0F6B47 100%);border-radius:var(--r-lg);padding:52px 56px;box-shadow:var(--shadow-lg)}
.cta-band h2{font-weight:700;font-size:clamp(26px,3.2vw,38px);letter-spacing:-.015em;line-height:1.1;color:#fff}
.cta-band p{color:rgba(255,255,255,.85);margin-top:8px;max-width:52ch}
.cta-band .btn{background:#fff;color:var(--accent-d);border-color:#fff}
.cta-band .btn:hover{background:var(--dark);color:#fff;border-color:var(--dark)}

/* ---- FAQ ---- */
.faq-list{max-width:820px;margin:0 auto}
.faq-item{border:1px solid var(--line);background:#fff;border-radius:var(--r-md);margin-bottom:12px;overflow:hidden;transition:border-color .2s}
.faq-item[open]{border-color:rgba(21,122,83,.4)}
.faq-item summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:18px;padding:20px 22px;font-weight:600;font-size:17px;letter-spacing:-.01em}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary .fx{flex:none;width:28px;height:28px;border:1.5px solid var(--line);border-radius:999px;display:flex;align-items:center;justify-content:center;transition:transform .25s,background .25s,border-color .25s}
.faq-item summary .fx svg{width:13px;height:13px}
.faq-item[open] summary .fx{transform:rotate(45deg);background:var(--accent);border-color:var(--accent);color:#fff}
.faq-item .fa{color:var(--ink-2);font-size:14.5px;padding:0 22px 22px;max-width:72ch}

/* ---- About ---- */
.about-grid{display:grid;grid-template-columns:.92fr 1.08fr;gap:60px;align-items:center}
.about-copy h3{font-family:var(--body);font-weight:700;font-size:clamp(26px,3.2vw,38px);letter-spacing:-.015em;line-height:1.1;margin-bottom:18px}
.about-copy p{color:var(--ink-2);margin-bottom:14px;font-size:15.5px}
.about-copy .facts{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:26px}
.about-copy .facts li{font-family:var(--mono);font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--ink);border:1px solid var(--line);background:#fff;border-radius:var(--r-sm);padding:13px 15px;display:flex;gap:10px;align-items:center}
.about-copy .facts svg{width:15px;height:15px;color:var(--accent);flex:none}
.about-fig{position:relative}
.about-fig .frame{border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-lg);aspect-ratio:4/3}
.about-fig img{width:100%;height:100%;object-fit:cover}
.about-fig .tag{position:absolute;bottom:14px;left:14px;background:rgba(255,255,255,.94);color:var(--ink);font-family:var(--mono);font-size:10px;letter-spacing:.1em;padding:6px 12px;border-radius:999px;text-transform:uppercase;box-shadow:var(--shadow-sm)}
.gallery-2{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:28px}
.gallery-2 figure{position:relative;border-radius:var(--r-md);overflow:hidden;box-shadow:var(--shadow-sm);aspect-ratio:4/3}
.gallery-2 img{width:100%;height:100%;object-fit:cover}
.gallery-2 figcaption{font-family:var(--mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3);padding:11px 4px 2px}

/* ---- Contact ---- */
.contact-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:60px;align-items:start}
.form-card{background:#fff;color:var(--ink);padding:38px;border-radius:var(--r-lg);box-shadow:var(--shadow-sm)}
.form-card h3{font-weight:700;font-size:26px;letter-spacing:-.01em;margin-bottom:4px}
.form-card .fc-sub{font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;color:var(--ink-3);text-transform:uppercase;margin-bottom:26px}
.f-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.f-field{margin-bottom:16px}
.f-field label{display:block;font-family:var(--mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-3);margin-bottom:7px}
.f-field input,.f-field select,.f-field textarea{width:100%;font-family:var(--body);font-size:14.5px;color:var(--ink);background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);padding:12px 14px}
.f-field textarea{min-height:110px;resize:vertical}
.f-field input:focus,.f-field select:focus,.f-field textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
.form-note{font-family:var(--mono);font-size:10px;letter-spacing:.06em;color:var(--ink-3);margin-top:14px;line-height:1.7}
.form-ok{display:none;border:1px solid rgba(21,122,83,.35);background:var(--accent-soft);border-radius:var(--r-sm);padding:20px;margin-top:18px}
.form-ok.show{display:block}
.form-ok b{font-weight:700;font-size:17px;color:var(--accent)}
.form-ok p{font-size:14px;color:var(--ink-2);margin-top:6px}
.contact-channels{display:flex;flex-direction:column;gap:14px;margin-top:28px}
.channel{display:flex;gap:16px;align-items:flex-start;border:1px solid var(--line-w);border-radius:var(--r-md);padding:20px;background:rgba(255,255,255,.04)}
.channel .ic{width:42px;height:42px;flex:none;border-radius:12px;background:var(--accent-soft);display:flex;align-items:center;justify-content:center;color:var(--accent-l)}
.channel .ic svg{width:19px;height:19px}
.channel .k{font-family:var(--mono);font-size:10px;letter-spacing:.14em;color:var(--accent-l);text-transform:uppercase;display:block;margin-bottom:3px}
.channel .v{font-size:16px;color:#fff;font-weight:600}
.channel .v small{display:block;font-weight:400;font-size:12.5px;color:rgba(255,255,255,.55);margin-top:2px}
.sales-row{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:26px}
.sales-card{border:1px solid var(--line-w);border-radius:var(--r-md);padding:18px;background:rgba(255,255,255,.04)}
.sales-card b{font-weight:600;font-size:16px;letter-spacing:-.01em;color:#fff;display:block}
.sales-card span{font-family:var(--mono);font-size:9.5px;letter-spacing:.1em;color:rgba(255,255,255,.45);text-transform:uppercase}
.sales-card a{font-size:13px;color:var(--accent-l);display:block;margin-top:9px;word-break:break-all}

/* ---- Footer ---- */
footer{background:var(--dark-2);color:rgba(255,255,255,.66);padding:68px 0 0}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:44px;padding-bottom:52px}
.foot-grid h5{font-family:var(--body);font-weight:600;font-size:15px;letter-spacing:.02em;color:#fff;margin-bottom:16px}
.foot-grid a,.foot-grid li{font-size:14px;line-height:2.1;color:rgba(255,255,255,.6)}
.foot-grid a:hover{color:var(--accent-l)}
.foot-brand b{font-weight:700;font-size:24px;letter-spacing:.01em;color:#fff}
.foot-brand b::after{content:"";display:inline-block;width:8px;height:8px;border-radius:2px;background:var(--accent);margin-left:7px}
.foot-brand p{font-size:13.5px;margin-top:14px;max-width:34ch;line-height:1.75;color:rgba(255,255,255,.5)}
.foot-bottom{border-top:1px solid rgba(255,255,255,.1);padding:20px 0;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-family:var(--mono);font-size:10px;letter-spacing:.08em;color:rgba(255,255,255,.4);text-transform:uppercase}

/* ---- Reveal ---- */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .55s ease,transform .55s ease}
.reveal.in{opacity:1;transform:none}

/* ---- Product detail page ---- */
.pd-hero{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.pd-gallery .pd-main-img{border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-lg);aspect-ratio:1/1}
.pd-gallery .pd-main-img img{width:100%;height:100%;object-fit:cover}
.pd-thumbs{display:flex;gap:12px;margin-top:14px}
.pd-thumb{flex:0 0 80px;width:80px;height:80px;border:2px solid var(--line);border-radius:var(--r-sm);overflow:hidden;cursor:pointer;padding:0;background:#fff;transition:border-color .2s}
.pd-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.pd-thumb:hover{border-color:var(--ink-3)}
.pd-thumb.active{border-color:var(--accent)}
.pd-info{padding-top:8px}
.pd-code{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);display:block;margin-bottom:14px}
.pd-title{font-family:var(--body);font-weight:700;font-size:clamp(28px,3.4vw,42px);letter-spacing:-.015em;line-height:1.08;margin-bottom:16px}
.pd-desc{color:var(--ink-2);font-size:15.5px;line-height:1.7;margin-bottom:26px;max-width:52ch}
.pd-price-row{display:flex;align-items:baseline;gap:12px;margin-bottom:24px;padding:18px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.pd-price{font-weight:700;font-size:28px;letter-spacing:-.01em;color:var(--ink)}
.pd-price-quote{color:var(--accent);font-size:22px;font-weight:600}
.pd-unit{font-size:13px;color:var(--ink-3)}
.pd-moq{font-family:var(--mono);font-size:10.5px;letter-spacing:.08em;color:var(--accent);background:var(--accent-soft);border-radius:999px;padding:5px 12px;margin-left:auto;text-transform:uppercase}
.pd-ctas{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:30px}
.pd-specs{border-top:1px solid var(--line)}
.pd-specs li{display:grid;grid-template-columns:130px 1fr;gap:16px;padding:12px 0;border-bottom:1px solid var(--line)}
.pd-specs .k{font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-3);padding-top:3px}
.pd-specs .v{font-size:14.5px;color:var(--ink)}
.pd-features{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.pd-feat-text h2{font-family:var(--body);font-weight:700}
.pd-feat-list{display:flex;flex-direction:column;gap:14px}
.pd-feat-list li{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:var(--ink);background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);padding:16px 18px}
.pd-feat-list li svg{width:18px;height:18px;color:var(--accent);flex:none;margin-top:3px}

/* ---- long description ---- */
.pd-longdesc{max-width:78ch;font-size:15.5px;line-height:1.8;color:var(--ink-2)}
.pd-longdesc p{margin-bottom:16px}
.pd-longdesc p:last-child{margin-bottom:0}
.pd-longdesc a{color:var(--accent);font-weight:600;text-decoration:underline;text-underline-offset:2px}
.pd-longdesc a:hover{color:var(--accent-d)}

/* ---- use cases ---- */
.pd-usecases{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;list-style:none}
.pd-usecases li{background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);padding:18px 20px;font-size:14.5px;color:var(--ink);display:flex;align-items:flex-start;gap:12px}
.pd-usecases li::before{content:"";width:8px;height:8px;border-radius:2px;background:var(--accent);flex:none;margin-top:6px}

/* ---- customization CTA ---- */
.pd-custom-cta{display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;background:var(--accent-soft);border:1px solid rgba(21,122,83,.2);border-radius:var(--r-lg);padding:36px 40px}
.pd-custom-cta h3{font-weight:700;font-size:24px;letter-spacing:-.01em;margin-bottom:8px}
.pd-custom-cta p{color:var(--ink-2);font-size:14.5px;max-width:55ch;line-height:1.7}

/* ---- Responsive ---- */
@media (max-width:1024px){
  .grid-prod{grid-template-columns:repeat(3,1fr)}
  .process-grid{grid-template-columns:repeat(3,1fr)}
  .step{min-height:0}
  .why-grid.cols4{grid-template-columns:repeat(2,1fr)}
  .custom-grid,.why-split,.about-grid,.contact-grid,.cat-intro,.page-hero.split .container,.pd-hero,.pd-features{grid-template-columns:1fr;gap:44px}
  .hero .container{grid-template-columns:1fr;gap:48px;padding-top:64px}
  .hero-fig{max-width:640px}
}
@media (max-width:820px){
  .nav-links,.nav-cta .btn{display:none}
  .nav-toggle{display:block}
  .nav-links.open{display:flex;position:absolute;top:100%;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;gap:0;border-bottom:1px solid var(--line);box-shadow:0 24px 40px rgba(16,21,27,.12)}
  .nav-links.open a{padding:16px 24px;border-top:1px solid var(--line);font-size:16px}
  .nav-links.open a::after{display:none}
  .grid-prod{grid-template-columns:repeat(2,1fr)}
  .why-grid,.why-grid.cols4{grid-template-columns:1fr 1fr}
  .hero-stats{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr;gap:36px}
  .gallery-2{grid-template-columns:1fr}
  .pd-usecases{grid-template-columns:1fr}
  .pd-custom-cta{padding:28px 24px}
}
@media (max-width:520px){
  .brand img{height:38px}
  .sec{padding:72px 0}
  .grid-prod,.grid-prod.cols3{grid-template-columns:1fr;max-width:420px;margin:0 auto}
  .why-grid,.why-grid.cols4{grid-template-columns:1fr}
  .process-grid{grid-template-columns:1fr 1fr}
  .f-row{grid-template-columns:1fr}
  .sales-row{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
  .certs .container{flex-direction:column;align-items:flex-start}
  .hero h1{font-size:34px}
  .page-hero .container{padding-top:44px;padding-bottom:52px}
  .cta-band .container{padding:40px 28px}
  .form-card{padding:28px 22px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none}
}

/* ---- about page photo gallery ---- */
.about-gallery{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}
.about-gallery .ag-item{margin:0;border-radius:var(--r-sm);overflow:hidden;aspect-ratio:16/10;object-position:center top;background:#f0f0ee}
.about-gallery .ag-item img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .3s}
.about-gallery .ag-item:hover img{transform:scale(1.04)}
@media(max-width:820px){.about-gallery{grid-template-columns:repeat(2,1fr)}}
.about-gallery .ag-item:nth-child(-n+3){grid-column:span 2}
.about-gallery .ag-item:nth-child(n+4){grid-column:span 3}
.why-grid.cols3{grid-template-columns:repeat(3,1fr)}

/* ---- Floating WhatsApp & Email Action Buttons ---- */
.floating-contact{position:fixed;right:24px;bottom:32px;z-index:9999;display:flex;flex-direction:column;gap:12px;align-items:center}
.fc-btn{width:52px;height:52px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;text-decoration:none;position:relative;box-shadow:0 8px 24px rgba(16,21,27,.22);transition:transform .25s cubic-bezier(.34,1.56,.64,1),box-shadow .25s ease;cursor:pointer}
.fc-btn svg{width:26px;height:26px;display:block}
.fc-wa{background:var(--accent);box-shadow:0 8px 24px rgba(21,122,83,.38)}
.fc-wa:hover{background:var(--accent-d);transform:translateY(-3px) scale(1.08);box-shadow:0 12px 28px rgba(21,122,83,.5)}
.fc-mail{background:var(--accent);box-shadow:0 8px 24px rgba(21,122,83,.38)}
.fc-mail:hover{background:var(--accent-d);transform:translateY(-3px) scale(1.08);box-shadow:0 12px 28px rgba(21,122,83,.5)}
.fc-tooltip{position:absolute;right:64px;top:50%;transform:translateY(-50%) translateX(6px);background:#10151B;color:#fff;font-family:var(--body);font-size:12px;font-weight:500;padding:6px 12px;border-radius:6px;white-space:nowrap;pointer-events:none;opacity:0;visibility:hidden;box-shadow:0 4px 14px rgba(0,0,0,.25);transition:opacity .2s ease,transform .2s ease,visibility .2s}
.fc-tooltip::after{content:"";position:absolute;left:100%;top:50%;transform:translateY(-50%);border-width:5px 0 5px 6px;border-style:solid;border-color:transparent transparent transparent #10151B}
.fc-btn:hover .fc-tooltip{opacity:1;visibility:visible;transform:translateY(-50%) translateX(0)}

@keyframes wa-pulse{
  0%{box-shadow:0 0 0 0 rgba(21,122,83,.55),0 8px 24px rgba(21,122,83,.38)}
  70%{box-shadow:0 0 0 12px rgba(21,122,83,0),0 8px 24px rgba(21,122,83,.38)}
  100%{box-shadow:0 0 0 0 rgba(21,122,83,0),0 8px 24px rgba(21,122,83,.38)}
}
.fc-wa{animation:wa-pulse 3s infinite}
.fc-wa:hover{animation:none}

@media (max-width:520px){
  .floating-contact{right:16px;bottom:20px;gap:10px}
  .fc-btn{width:46px;height:46px}
  .fc-btn svg{width:22px;height:22px}
  .fc-tooltip{display:none}
}