/* ===== Theme colors — edit here to change the whole site palette ===== */
:root{
  --brand:#7a1f2b;        /* deep beef red */
  --brand-dark:#5a1520;
  --accent:#c9a45c;       /* gold */
  --ink:#1c1f24;
  --muted:#5d6470;
  --bg:#ffffff;
  --bg-alt:#f6f4f1;
  --dark:#16191e;
  --radius:12px;
  --shadow:0 6px 24px rgba(20,20,30,.08);
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,"PingFang SC","Microsoft YaHei",sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:min(1160px,92%);margin:0 auto}
.center{text-align:center}
h1,h2,h3{line-height:1.2;letter-spacing:-.01em}
h2{font-size:clamp(1.7rem,3vw,2.4rem);margin-bottom:.8rem}
h3{font-size:1.15rem;margin-bottom:.35rem}
.eyebrow{font-size:.8rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--accent);margin-bottom:.8rem}
.eyebrow.dark{color:var(--brand)}
.section{padding:96px 0}
.section-alt{background:var(--bg-alt)}
.section-dark{background:var(--dark);color:#e9ebee}
.section-lead{color:var(--muted);max-width:640px;margin:0 auto 2rem}
.muted{color:#aeb4bd}

/* Buttons */
.btn{display:inline-block;background:var(--brand);color:#fff;padding:.85rem 1.6rem;border-radius:999px;font-weight:600;border:2px solid var(--brand);cursor:pointer;font-size:1rem;transition:.2s}
.btn:hover{background:var(--brand-dark);border-color:var(--brand-dark)}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.7)}
.btn-ghost:hover{background:#fff;color:var(--ink);border-color:#fff}
.btn-sm{padding:.5rem 1.1rem;font-size:.9rem}
.btn-block{width:100%}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.95);backdrop-filter:blur(8px);border-bottom:1px solid #eee}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;height:72px}
.logo{display:flex;align-items:center;gap:.65rem}
.logo-mark{background:var(--brand);color:#fff;font-weight:800;border-radius:8px;width:42px;height:42px;display:grid;place-items:center;font-size:1.05rem;letter-spacing:.02em}
.logo-text{font-weight:800;letter-spacing:.12em;font-size:1rem;line-height:1.1;display:flex;flex-direction:column}
.logo-text small{font-weight:500;letter-spacing:.04em;font-size:.72rem;color:var(--muted)}
.nav{display:flex;align-items:center;gap:1.8rem;font-weight:500}
.nav a:not(.btn):hover{color:var(--brand)}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;width:40px;height:40px;flex-direction:column;justify-content:center;gap:5px}
.nav-toggle span{display:block;height:2px;background:var(--ink);border-radius:2px}

/* Hero */
.hero{color:#fff;padding:120px 0 90px;background:
  radial-gradient(1200px 500px at 85% -10%,rgba(201,164,92,.28),transparent 60%),
  linear-gradient(135deg,#2a0d12 0%,#5a1520 45%,#7a1f2b 100%)}
.hero h1{font-size:clamp(2.4rem,6vw,4.2rem);font-weight:800;margin-bottom:1.2rem}
.hero .lead{font-size:1.15rem;max-width:640px;color:#f1e7e8;margin-bottom:2rem}
.hero-cta{display:flex;gap:1rem;flex-wrap:wrap}
.hero-points{list-style:none;display:flex;gap:3rem;flex-wrap:wrap;margin-top:3.5rem;padding-top:2rem;border-top:1px solid rgba(255,255,255,.18)}
.hero-points strong{display:block;font-size:1.1rem}
.hero-points span{color:#e2c9cc;font-size:.9rem}

/* About */
.about-grid{display:grid;grid-template-columns:1fr 1.4fr;gap:4rem;align-items:start}
.about-copy p{color:var(--muted);margin-bottom:1rem;font-size:1.05rem}
.checks{list-style:none;margin-top:1.4rem}
.checks li{padding-left:1.9rem;position:relative;margin-bottom:.6rem;font-weight:500}
.checks li::before{content:"";position:absolute;left:0;top:.35rem;width:1.1rem;height:1.1rem;border-radius:50%;background:var(--brand) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3'%3E%3Cpath d='M5 12l5 5L20 7'/%3E%3C/svg%3E") center/70% no-repeat}

/* Products */
.filter{display:flex;justify-content:center;gap:.5rem;flex-wrap:wrap;margin-bottom:2.2rem}
.filter button{border:1px solid #d9d4cd;background:#fff;padding:.5rem 1.2rem;border-radius:999px;cursor:pointer;font:inherit;font-weight:500;color:var(--ink)}
.filter button.active,.filter button:hover{background:var(--brand);border-color:var(--brand);color:#fff}
.product-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:1.5rem}
.card{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:transform .2s}
.card:hover{transform:translateY(-4px)}
.card.hidden{display:none}
.card-body{padding:1.2rem 1.3rem 1.5rem}
.card-body p{color:var(--muted);font-size:.95rem}
.card-body .zh{color:var(--brand);font-weight:600;font-size:.9rem;margin-bottom:.5rem}
.tag{display:inline-block;font-size:.7rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;background:#f6e9eb;color:var(--brand);padding:.2rem .6rem;border-radius:4px;margin-bottom:.6rem}
.tag-offal{background:#f3ede2;color:#8a6a2c}
.tag-poultry{background:#e8eef3;color:#2f5876}
/* Placeholder images (CSS only). Replace with <img> when real photos are available. */
.ph{aspect-ratio:4/3;display:grid;place-items:center;position:relative;overflow:hidden}
.ph::after{content:"";position:absolute;inset:0;background:repeating-linear-gradient(135deg,rgba(255,255,255,.05) 0 14px,transparent 14px 28px)}
.ph span{position:relative;z-index:1;color:rgba(255,255,255,.92);font-weight:700;letter-spacing:.14em;text-transform:uppercase;font-size:.85rem;border:1px solid rgba(255,255,255,.45);padding:.45rem .9rem;border-radius:4px}
.ph-beef{background:linear-gradient(135deg,#8e2a37,#4d121b)}
.ph-beef2{background:linear-gradient(135deg,#a3433f,#5a1a1f)}
.ph-beef3{background:linear-gradient(135deg,#6e2430,#2f0c12)}
.ph-offal{background:linear-gradient(135deg,#b48a4a,#6d4f22)}
.ph-offal2{background:linear-gradient(135deg,#a37d4f,#55401f)}
.ph-poultry{background:linear-gradient(135deg,#5b7f99,#2c4659)}
.note{color:var(--muted);margin-top:2rem}

/* Services */
.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.6rem;margin-top:2.5rem}
.service{border:1px solid #ece8e2;border-radius:var(--radius);padding:2rem}
.service p{color:var(--muted)}
.icon{width:52px;height:52px;border-radius:12px;background:#f6e9eb;display:grid;place-items:center;margin-bottom:1.1rem}
.icon svg{width:26px;height:26px;fill:none;stroke:var(--brand);stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.steps{list-style:none;counter-reset:s;display:grid;grid-template-columns:repeat(4,1fr);gap:1.2rem;margin-top:3rem}
.steps li{counter-increment:s;background:var(--bg-alt);border-radius:var(--radius);padding:1.4rem}
.steps li::before{content:"0" counter(s);display:block;font-weight:800;color:var(--accent);font-size:1.4rem;margin-bottom:.3rem}
.steps strong{display:block}
.steps span{color:var(--muted);font-size:.92rem}

/* Contact */
.contact-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:4rem;align-items:start}
.contact-list{list-style:none;margin-top:2rem}
.contact-list li{padding:1rem 0;border-bottom:1px solid rgba(255,255,255,.1)}
.contact-list span{display:block;font-size:.75rem;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);margin-bottom:.2rem}
.contact-list a{font-size:1.15rem;font-weight:600;border-bottom:1px solid var(--accent)}
.contact-list em{color:#aeb4bd;font-style:normal}
.contact-form{background:#fff;color:var(--ink);border-radius:var(--radius);padding:2rem;display:grid;gap:1rem}
.contact-form .row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.contact-form label{display:grid;gap:.35rem;font-size:.85rem;font-weight:600}
.contact-form input,.contact-form textarea{font:inherit;font-weight:400;border:1px solid #d9d4cd;border-radius:8px;padding:.7rem .8rem;width:100%}
.contact-form input:focus,.contact-form textarea:focus{outline:2px solid var(--brand);border-color:transparent}
.form-note{font-size:.8rem;color:var(--muted);text-align:center}

/* Footer */
.site-footer{background:#0f1114;color:#9aa1ab;padding:2.5rem 0;font-size:.9rem}
.footer-inner{display:flex;justify-content:space-between;align-items:center;gap:1.5rem;flex-wrap:wrap}
.footer-inner nav{display:flex;gap:1.4rem}
.footer-inner nav a:hover{color:#fff}
.logo-footer .logo-text{color:#fff}
.logo-footer .logo-text small{color:#9aa1ab}

/* Responsive */
@media (max-width:900px){
  .about-grid,.contact-grid{grid-template-columns:1fr;gap:2rem}
  .service-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr 1fr}
}
@media (max-width:720px){
  .nav-toggle{display:flex}
  .nav{position:absolute;top:72px;left:0;right:0;background:#fff;flex-direction:column;gap:0;padding:.5rem 4% 1.2rem;border-bottom:1px solid #eee;display:none}
  .nav.open{display:flex}
  .nav a{padding:.8rem 0;width:100%;text-align:center}
  .nav a.btn{margin-top:.5rem}
  .section{padding:70px 0}
  .hero{padding:80px 0 60px}
  .hero-points{gap:1.5rem}
  .contact-form .row{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .footer-inner{flex-direction:column;text-align:center}
}

/* WeChat QR placeholder */
.wechat{display:flex;gap:1.2rem;align-items:center;margin-top:1.8rem}
.wechat img,.qr-ph{width:132px;height:132px;border-radius:10px;background:#fff;flex:none}
.qr-ph{display:grid;place-items:center;align-content:center;gap:.3rem;border:2px dashed #c9a45c;background:#1f2329}
.qr-ph svg{width:46px;height:46px;fill:none;stroke:#c9a45c;stroke-width:1.6}
.qr-ph span{font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:#aeb4bd}
.wechat-label{display:block;font-size:.75rem;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);margin-bottom:.2rem}
.wechat p{color:#e9ebee}
.wechat em{color:#aeb4bd;font-style:normal}

/* ===== v2 additions (company profile content) ===== */
.hero{background:linear-gradient(100deg,rgba(30,8,12,.92) 0%,rgba(90,21,32,.82) 50%,rgba(90,21,32,.45) 100%),url("../assets/img/hero-ranch.jpg") center/cover no-repeat,#5a1520}
.slogan{color:var(--accent);font-weight:600;margin:-1rem 0 2rem}
.slogan span{color:#f1e7e8;font-weight:400;margin-left:.4rem}
.photo{margin-top:1.8rem;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.photo img{width:100%;height:auto}
.pillars{list-style:none;display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:.7rem;margin-top:1.6rem}
.pillars li{background:var(--bg-alt);border-left:3px solid var(--brand);border-radius:6px;padding:.65rem .8rem;font-size:.85rem;color:var(--muted)}
.pillars strong{display:block;color:var(--ink);font-size:1rem}
.ops-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:2rem;margin-top:2.5rem;align-items:stretch}
.op-photo{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.op-photo img{width:100%;height:auto}
.op-photo div{padding:1.4rem 1.6rem}
.op-photo p{color:var(--muted)}
.op-list{list-style:none;display:grid;gap:.8rem}
.op-list li{background:#fff;border-radius:10px;padding:1rem 1.2rem;box-shadow:var(--shadow)}
.op-list strong{display:block}
.op-list span{color:var(--muted);font-size:.92rem}
.brands{margin-top:3.5rem}
.brands ul{list-style:none;display:flex;flex-wrap:wrap;justify-content:center;gap:.8rem;margin-top:1.2rem}
.brands li{background:#fff;border:1px solid #e4dfd8;border-radius:999px;padding:.55rem 1.3rem;font-weight:700;letter-spacing:.03em;color:#3a3f47}
.expo{display:grid;grid-template-columns:1fr 1fr;gap:2.5rem;align-items:center;margin-top:3.5rem;background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.expo img{width:100%;height:100%;object-fit:cover}
.expo>div{padding:2rem 2rem 2rem 0}
.expo p:not(.eyebrow){color:var(--muted)}
.card-img{width:100%;aspect-ratio:4/3;object-fit:cover;height:auto}
.cutlist{margin-top:2.5rem;background:var(--bg-alt);border-radius:var(--radius);padding:1.2rem 1.5rem}
.cutlist summary{cursor:pointer;font-weight:700;color:var(--brand)}
.cut-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:1.5rem;margin-top:1.2rem}
.cut-grid h4{margin-bottom:.4rem}
.cut-grid ul{list-style:none;color:var(--muted);font-size:.92rem}
.cut-grid li{padding:.15rem 0}
.fs-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.6rem;margin-top:2.5rem}
.fs{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.fs img{width:100%;aspect-ratio:16/10;object-fit:cover;height:auto}
.fs div{padding:1.3rem 1.4rem 1.6rem}
.fs p{color:var(--muted);font-size:.95rem}
.service-grid{grid-template-columns:repeat(2,1fr)}
@media (max-width:900px){
  .ops-grid,.expo,.fs-grid{grid-template-columns:1fr}
  .expo>div{padding:0 1.6rem 1.8rem}
}