/* ============ 南方大健康科技集团 · 全站共享样式 ============ */
/* 基础与设计变量 */
:root{
  --teal-950:#072724;--teal-900:#0A2E2B;--teal-800:#0E3F3A;--teal-700:#12534B;
  --teal-600:#17665D;--teal-500:#1E7A6F;--teal-400:#2E9487;
  --gold-300:#E3C896;--gold-400:#D3B078;--gold-500:#C09A5B;--gold-600:#A87E3E;
  --paper:#F5F8F7;--white:#FFFFFF;--ink:#1D2C2A;--muted:#5C6E6B;--line:#DEE8E5;
  --serif:"Noto Serif SC","Songti SC","STSong",serif;
  --sans:"Noto Sans SC","Microsoft YaHei","PingFang SC",sans-serif;
  --shadow:0 18px 40px rgba(10,46,43,.10);
  --radius:8px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--sans);font-size:16px;line-height:1.85;color:var(--ink);background:var(--white);-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%}
a{text-decoration:none;color:inherit}
ul{list-style:none}
.container{max-width:1180px;margin:0 auto;padding:0 24px}
section{scroll-margin-top:76px}
::selection{background:var(--gold-400);color:#fff}

/* 通用组件 */
.sec{padding:96px 0}
.sec-paper{background:var(--paper)}
.sec-dark{background:linear-gradient(160deg,var(--teal-950) 0%,var(--teal-900) 55%,var(--teal-800) 100%);color:#EAF2F0}
.sec-head{max-width:760px;margin-bottom:52px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{display:flex;align-items:center;gap:12px;color:var(--gold-600);font-size:13px;letter-spacing:.38em;font-weight:600;margin-bottom:18px}
.sec-head.center .eyebrow{justify-content:center}
.eyebrow::before{content:"";width:30px;height:2px;background:var(--gold-500)}
.sec-head.center .eyebrow::after{content:"";width:30px;height:2px;background:var(--gold-500)}
.sec-dark .eyebrow{color:var(--gold-400)}
.sec-head h2{font-family:var(--serif);font-size:clamp(1.8rem,3.2vw,2.6rem);font-weight:700;line-height:1.35;color:var(--teal-900);letter-spacing:.04em}
.sec-dark .sec-head h2{color:#F4F8F7}
.sec-head .lead{margin-top:18px;color:var(--muted);font-size:15.5px;font-weight:300}
.sec-dark .sec-head .lead{color:#B9CFCB}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 32px;border-radius:4px;font-family:var(--sans);font-size:15px;font-weight:600;border:none;cursor:pointer;transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease;letter-spacing:.05em}
.btn:active{transform:translateY(1px)}
.btn-gold{background:linear-gradient(135deg,var(--gold-400),var(--gold-600));color:#fff;box-shadow:0 10px 22px rgba(168,126,62,.28)}
.btn-gold:hover{box-shadow:0 14px 30px rgba(168,126,62,.38);transform:translateY(-2px)}
.btn-ghost{border:1px solid rgba(255,255,255,.6);color:#fff;background:transparent}
.btn-ghost:hover{background:rgba(255,255,255,.12);border-color:#fff}
.btn-outline{border:1px solid var(--teal-500);color:var(--teal-600);background:transparent}
.btn-outline:hover{background:var(--teal-600);color:#fff}
.ico{width:22px;height:22px;flex:none}

/* 浮现动画（克制） */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease}
.reveal.on{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}}

/* ============ 导航 ============ */
.nav{position:fixed;inset:0 0 auto 0;z-index:100;height:74px;display:flex;align-items:center;transition:background .3s ease,box-shadow .3s ease,border-color .3s ease;border-bottom:1px solid rgba(255,255,255,0)}
.nav.scrolled{background:rgba(7,39,36,.92);backdrop-filter:blur(12px);border-bottom:1px solid rgba(211,176,120,.18);box-shadow:0 6px 24px rgba(7,39,36,.35)}
.nav-inner{width:100%;max-width:1280px;margin:0 auto;padding:0 24px;display:flex;align-items:center;gap:22px}
.brand{display:flex;align-items:center;gap:12px;color:#fff;flex:none}
.brand-mark{width:42px;height:42px;flex:none}
.brand-name{display:block;font-family:var(--serif);font-size:17px;font-weight:700;letter-spacing:.06em;line-height:1.3}
.brand-sub{display:block;font-size:11px;letter-spacing:.24em;color:var(--gold-300);margin-top:2px}
.nav-links{display:flex;align-items:center;gap:2px;margin-left:auto}
.nav-links>li{position:relative}
.nav-links>li>a{display:flex;align-items:center;gap:5px;color:#EAF2F0;font-size:14px;padding:9px 11px;border-radius:4px;transition:color .2s ease,background .2s ease}
.nav-links>li>a:hover,.nav-links>li.open>a{color:var(--gold-300);background:rgba(255,255,255,.07)}
.nav-links .caret{width:9px;height:9px;flex:none;transition:transform .2s ease}
.nav-links>li.open .caret{transform:rotate(180deg)}
.nav-links a:hover{color:var(--gold-300)}
.dropdown{position:absolute;top:calc(100% + 8px);left:50%;transform:translateX(-50%) translateY(6px);min-width:220px;background:#0B3531;border:1px solid rgba(211,176,120,.25);border-radius:8px;padding:10px;box-shadow:0 18px 40px rgba(7,39,36,.45);opacity:0;pointer-events:none;transition:opacity .2s ease,transform .2s ease}
.nav-links>li:hover .dropdown,.nav-links>li.open .dropdown{opacity:1;pointer-events:auto;transform:translateX(-50%) translateY(0)}
.dropdown a{display:block;color:#C9DCD8;font-size:13.5px;padding:9px 14px;border-radius:5px;transition:background .15s ease,color .15s ease;white-space:nowrap}
.dropdown a:hover{background:rgba(211,176,120,.12);color:var(--gold-300)}
.nav-cta{margin-left:8px}
.nav-cta .btn{padding:10px 22px;font-size:13.5px}
.nav-burger{display:none;margin-left:auto;background:none;border:1px solid rgba(255,255,255,.35);border-radius:6px;width:44px;height:44px;cursor:pointer;align-items:center;justify-content:center;flex-direction:column;gap:5px}
.nav-burger span{display:block;width:20px;height:2px;background:#fff;transition:transform .25s ease,opacity .25s ease}
.nav-burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-burger.open span:nth-child(2){opacity:0}
.nav-burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-bottom{display:none}

/* ============ 首页 Hero ============ */
.hero{position:relative;min-height:92vh;display:flex;flex-direction:column;justify-content:center;color:#fff;overflow:hidden}
.hero-bg{position:absolute;inset:0;background:url(hero.webp) center 38%/cover no-repeat}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(105deg,rgba(7,39,36,.94) 0%,rgba(7,39,36,.66) 46%,rgba(7,39,36,.26) 100%)}
.hero-inner{position:relative;z-index:2;max-width:1240px;margin:0 auto;padding:150px 24px 64px;width:100%;flex:1;display:flex;flex-direction:column;justify-content:center}
.hero-eyebrow{display:inline-flex;align-items:center;gap:14px;font-size:13px;letter-spacing:.4em;color:var(--gold-300);margin-bottom:26px}
.hero-eyebrow::before{content:"";width:44px;height:1px;background:var(--gold-400)}
.hero h1{font-family:var(--serif);font-size:clamp(2.4rem,5.4vw,4.2rem);font-weight:900;line-height:1.28;letter-spacing:.05em;max-width:860px}
.hero h1 em{font-style:normal;color:var(--gold-300)}
.hero-sub{margin-top:26px;max-width:700px;font-size:clamp(15px,1.6vw,17px);font-weight:300;color:#DCEBE8;line-height:2}
.hero-cta{display:flex;gap:16px;margin-top:42px;flex-wrap:wrap}
.hero-stats{position:relative;z-index:2;max-width:1240px;margin:0 auto;padding:0 24px 26px;width:100%}
.hero-stats-inner{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid rgba(255,255,255,.18);padding:26px 8px 30px}
.stat{text-align:center;padding:6px 12px}
.stat b{display:block;font-family:var(--serif);font-size:clamp(1.5rem,2.6vw,2.1rem);font-weight:700;color:#fff;line-height:1.2}
.stat b span{font-size:.6em;color:var(--gold-300);margin-left:3px}
.stat p{font-size:13px;color:#A9C6C1;letter-spacing:.12em;margin-top:8px}

/* ============ 内页头部 Banner ============ */
.page-hero{position:relative;background:linear-gradient(160deg,var(--teal-950) 0%,var(--teal-900) 60%,var(--teal-800) 100%);color:#EAF2F0;padding:150px 0 74px}
.page-hero .eyebrow{color:var(--gold-400)}
.page-hero h1{font-family:var(--serif);font-size:clamp(2rem,4.4vw,3.2rem);font-weight:700;color:#F4F8F7;letter-spacing:.05em;line-height:1.3}
.page-hero .lead{margin-top:18px;max-width:760px;color:#B9CFCB;font-size:15.5px;font-weight:300}
.crumb{display:flex;gap:8px;align-items:center;font-size:12.5px;color:#7E9894;letter-spacing:.1em;margin-bottom:22px}
.crumb a:hover{color:var(--gold-300)}

/* ============ 业务卡片 ============ */
.card-grid{display:grid;gap:24px}
.g4{grid-template-columns:repeat(4,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px 26px;transition:transform .25s ease,box-shadow .25s ease}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.card .card-ico{width:42px;height:42px;color:var(--teal-600);margin-bottom:16px}
.card h3{font-family:var(--serif);font-size:18px;color:var(--teal-900);font-weight:700;letter-spacing:.05em}
.card p{margin-top:10px;font-size:13.5px;color:var(--muted);font-weight:300}
.card .tag{display:inline-block;margin-bottom:14px;font-size:12px;letter-spacing:.16em;color:var(--gold-600);border:1px solid var(--gold-400);padding:3px 12px;border-radius:20px}
.card-dark{background:rgba(255,255,255,.05);border:1px solid rgba(211,176,120,.25)}
.card-dark h3{color:#F4F8F7}
.card-dark p{color:#A9C6C1}

/* 步骤条 */
.steps{display:grid;gap:16px;counter-reset:step}
.step{display:flex;gap:16px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px 24px}
.step .no{flex:none;width:34px;height:34px;border-radius:50%;background:var(--teal-800);color:var(--gold-300);display:flex;align-items:center;justify-content:center;font-family:var(--serif);font-size:14px;font-weight:700;margin-top:2px}
.step h3{font-family:var(--serif);font-size:16px;color:var(--teal-900);font-weight:700}
.step p{margin-top:4px;font-size:13.5px;color:var(--muted);font-weight:300}

/* 时间轴（复用） */
.craft-wrap{max-width:960px;margin:0 auto}
.timeline{display:grid;gap:0}
.tl-item{display:grid;grid-template-columns:110px 64px 1fr;align-items:stretch}
.tl-time{font-family:var(--serif);font-size:15px;font-weight:700;color:var(--gold-600);text-align:right;padding:26px 18px 26px 0;letter-spacing:.3em}
.tl-axis{position:relative}
.tl-axis::before{content:"";position:absolute;width:2px;background:linear-gradient(180deg,var(--gold-400),var(--gold-600));left:calc(50% - 1px);top:0;bottom:0}
.tl-item:first-child .tl-axis::before{top:50%}
.tl-item:last-child .tl-axis::before{bottom:50%}
.tl-dot{position:absolute;top:50%;left:calc(50% - 8px);transform:translateY(-50%);width:16px;height:16px;border-radius:50%;background:var(--teal-900);border:3px solid var(--gold-400);z-index:1}
.tl-content{padding:22px 0 34px 26px}
.tl-content h3{font-family:var(--serif);font-size:19px;font-weight:700;color:var(--teal-900);letter-spacing:.08em}
.tl-content p{margin-top:8px;font-size:14.5px;color:var(--muted);font-weight:300;max-width:520px}
.tl-step{display:inline-block;margin-top:10px;font-size:12px;letter-spacing:.14em;color:var(--gold-600);border:1px solid var(--gold-400);padding:3px 12px;border-radius:20px}

/* 产品区 */
.product-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:64px;align-items:center}
.product-visual{position:relative}
.product-visual::before{content:"";position:absolute;inset:26px -26px -26px 26px;border:1px solid var(--gold-500);border-radius:6px;z-index:0}
.product-visual img{position:relative;z-index:1;border-radius:6px;box-shadow:var(--shadow);width:100%;object-fit:cover;aspect-ratio:3/4}
.product-tag{position:absolute;z-index:2;left:-14px;top:30px;background:var(--teal-800);color:var(--gold-300);font-size:12.5px;letter-spacing:.22em;padding:9px 18px;border-radius:3px}
.p-name{font-family:var(--serif);font-size:clamp(1.6rem,2.8vw,2.2rem);font-weight:700;color:var(--teal-900);letter-spacing:.05em}
.p-en{margin-top:8px;font-size:12.5px;letter-spacing:.32em;color:var(--gold-600)}
.p-desc{margin-top:20px;color:var(--muted);font-size:15.5px;font-weight:300}
.p-points{margin:28px 0;display:grid;gap:16px}
.p-point{display:flex;gap:14px;align-items:flex-start}
.p-point .ico{margin-top:3px;color:var(--gold-600)}
.p-point b{display:block;font-size:15.5px;color:var(--teal-800);font-weight:600}
.p-point p{font-size:14px;color:var(--muted);font-weight:300}
.p-spec{display:flex;flex-wrap:wrap;gap:10px;margin:30px 0 34px}
.chip{border:1px solid var(--line);background:#fff;color:var(--teal-700);font-size:13px;padding:8px 16px;border-radius:30px;letter-spacing:.06em}
.p-note{font-size:12.5px;color:#98A9A6;margin-top:16px}
.heritage-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.heritage-card{background:#fff;border:1px solid var(--line);border-radius:8px;overflow:hidden;transition:transform .25s ease,box-shadow .25s ease}
.heritage-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.heritage-card .hc-img{height:230px;overflow:hidden}
.heritage-card .hc-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.heritage-card:hover .hc-img img{transform:scale(1.05)}
.hc-body{padding:28px 26px 30px}
.hc-body h3{font-family:var(--serif);font-size:19px;color:var(--teal-900);font-weight:700;letter-spacing:.04em}
.hc-tag{display:inline-block;margin-top:12px;font-size:12px;letter-spacing:.2em;color:var(--gold-600);border:1px solid var(--gold-400);padding:4px 12px;border-radius:20px}
.hc-body p{margin-top:14px;font-size:14px;color:var(--muted);font-weight:300}

/* 品质 */
.quality-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.q-card{background:#fff;border-radius:8px;padding:40px 32px;border:1px solid var(--line);position:relative;overflow:hidden}
.q-card::after{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:linear-gradient(180deg,var(--gold-400),var(--gold-600))}
.q-card .q-num{font-family:var(--serif);font-size:44px;font-weight:900;color:transparent;-webkit-text-stroke:1px var(--gold-500);line-height:1}
.q-card h3{margin-top:18px;font-family:var(--serif);font-size:19px;color:var(--teal-900);font-weight:700}
.q-card p{margin-top:12px;font-size:14px;color:var(--muted);font-weight:300}
.q-banner{margin-top:34px;background:var(--teal-900);color:#DCEBE8;border-radius:8px;padding:22px 28px;display:flex;align-items:center;gap:16px;font-size:14px;font-weight:300}
.q-banner .ico{color:var(--gold-400);width:26px;height:26px}
.q-banner b{color:var(--gold-300);font-weight:600}

/* 新闻 */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.news-card{background:#fff;border:1px solid var(--line);border-radius:8px;padding:30px 28px;display:flex;flex-direction:column;gap:14px;transition:transform .25s ease,box-shadow .25s ease}
.news-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.news-date{font-size:12.5px;color:var(--gold-600);letter-spacing:.18em}
.news-card h3{font-family:var(--serif);font-size:17.5px;color:var(--teal-900);font-weight:700;line-height:1.6}
.news-card p{font-size:14px;color:var(--muted);font-weight:300;flex:1}
.news-more{font-size:13.5px;color:var(--teal-600);display:inline-flex;align-items:center;gap:6px}
.news-more svg{width:14px;height:14px;transition:transform .2s ease}
.news-card:hover .news-more svg{transform:translateX(4px)}

/* 联系 */
.contact-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:64px;align-items:start}
.contact-item{display:flex;gap:16px;padding:20px 0;border-bottom:1px solid rgba(211,176,120,.18)}
.contact-item:first-child{padding-top:0}
.contact-item .ico{color:var(--gold-400);margin-top:3px}
.contact-item b{display:block;color:#F4F8F7;font-size:15px;font-weight:600;letter-spacing:.08em}
.contact-item p{color:#B9CFCB;font-size:14px;font-weight:300;margin-top:4px}
.form-card{background:rgba(255,255,255,.06);border:1px solid rgba(211,176,120,.25);border-radius:8px;padding:36px 34px}
.form-card h3{font-family:var(--serif);color:#F4F8F7;font-size:20px;font-weight:700;letter-spacing:.06em;margin-bottom:24px}
.form-card-light{background:#fff;border:1px solid var(--line)}
.form-card-light h3{color:var(--teal-900)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{margin-bottom:18px}
.field label{display:block;font-size:13px;color:var(--gold-300);letter-spacing:.15em;margin-bottom:8px}
.form-card-light .field label{color:var(--gold-600)}
.field input,.field textarea,.field select{width:100%;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);border-radius:4px;padding:13px 16px;color:#fff;font-family:var(--sans);font-size:14.5px;outline:none;transition:border-color .2s ease,background .2s ease}
.form-card-light .field input,.form-card-light .field textarea,.form-card-light .field select{background:#fff;border:1px solid var(--line);color:var(--ink)}
.field input::placeholder,.field textarea::placeholder{color:#6E8B87}
.field input:focus,.field textarea:focus,.field select:focus{border-color:var(--gold-400);background:rgba(255,255,255,.1)}
.form-card-light .field input:focus,.form-card-light .field textarea:focus{border-color:var(--gold-400);background:#fff}
.field textarea{resize:vertical;min-height:120px}
.field select{appearance:none}
.check{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;color:#B9CFCB;font-weight:300;margin-bottom:18px}
.form-card-light .check{color:var(--muted)}
.check input{margin-top:5px;width:16px;height:16px;accent-color:var(--gold-500);flex:none}
.form-note{margin-top:14px;font-size:12.5px;color:#8FA9A5;font-weight:300}

/* 待补充占位标注 */
.pending{display:inline-flex;align-items:center;gap:7px;background:rgba(211,176,120,.12);border:1px dashed var(--gold-500);color:var(--gold-600);font-size:12.5px;padding:6px 14px;border-radius:30px;letter-spacing:.1em}
.pending-card{background:#FBF8F0;border:1px dashed var(--gold-400);border-radius:var(--radius);padding:28px;text-align:center;color:var(--muted);font-size:13.5px;font-weight:300}
.pending-card .ico{width:30px;height:30px;color:var(--gold-500);margin:0 auto 10px}

/* 合规页排版 */
.legal-article{max-width:860px;margin:0 auto}
.legal-article h2{font-family:var(--serif);font-size:22px;color:var(--teal-900);margin:44px 0 16px;padding-left:16px;border-left:4px solid var(--gold-500)}
.legal-article h2:first-child{margin-top:0}
.legal-article p{font-size:15px;color:#42534F;font-weight:300;margin-bottom:14px;line-height:2}
.legal-article ul{margin:0 0 18px 22px}
.legal-article ul li{font-size:15px;color:#42534F;font-weight:300;margin-bottom:8px;list-style:disc;line-height:1.9}
.legal-article .updated{margin-bottom:30px;font-size:13px;color:#98A9A6}

/* 页脚 */
.footer{background:var(--teal-950);color:#9FB7B3;border-top:1px solid rgba(211,176,120,.14)}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1.2fr;gap:48px;padding:64px 0 48px}
.footer h4{color:#F4F8F7;font-family:var(--serif);font-size:16px;font-weight:700;letter-spacing:.1em;margin-bottom:20px}
.footer .brand{color:#fff;margin-bottom:16px}
.footer p{font-size:13.5px;font-weight:300;line-height:2}
.footer-links{display:grid;gap:10px}
.footer-links a{font-size:13.5px;font-weight:300;transition:color .2s ease;display:inline-block;padding:3px 0}
.footer-links a:hover{color:var(--gold-300)}
.footer-contact{display:grid;gap:10px;font-size:13.5px;font-weight:300}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:22px 0;font-size:12.5px;display:flex;justify-content:center;gap:10px 26px;flex-wrap:wrap;color:#7E9894;align-items:center;text-align:center}
.footer-bottom .legal b{color:var(--gold-300);font-weight:500}
.footer-bottom a{color:inherit;text-decoration:none;display:inline-block;padding:6px 2px}
.footer-bottom a:hover{text-decoration:underline}
.footer-legal-links{display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.footer-legal-links a{padding:8px 4px}

/* Toast / 返回顶部 */
#toast{position:fixed;left:50%;bottom:40px;transform:translate(-50%,20px);background:var(--teal-900);color:#F4F8F7;border:1px solid rgba(211,176,120,.4);padding:14px 28px;border-radius:6px;font-size:14px;z-index:300;opacity:0;pointer-events:none;transition:opacity .3s ease,transform .3s ease;box-shadow:0 12px 30px rgba(7,39,36,.4);max-width:90vw;text-align:center}
#toast.show{opacity:1;transform:translate(-50%,0)}
#toTop{position:fixed;right:28px;bottom:28px;width:46px;height:46px;border-radius:50%;background:linear-gradient(135deg,var(--gold-400),var(--gold-600));border:none;color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;opacity:0;pointer-events:none;transition:opacity .3s ease,transform .3s ease;z-index:120;box-shadow:0 8px 20px rgba(168,126,62,.35)}
#toTop.show{opacity:1;pointer-events:auto}
#toTop:hover{transform:translateY(-3px)}

/* ============ 响应式 ============ */
@media (max-width:1180px){
  .g4{grid-template-columns:repeat(2,1fr)}
  .nav-inner{gap:10px}
  .nav-links>li>a{padding:9px 7px;font-size:13px}
}
@media (max-width:1080px){
  .product-grid,.contact-grid{grid-template-columns:1fr;gap:48px}
  .heritage-grid,.quality-grid,.news-grid,.g3{grid-template-columns:1fr 1fr}
  .footer-top{grid-template-columns:1fr 1fr}
}
@media (max-width:1240px){
  .nav-inner{gap:14px;padding:0 18px}
  .brand-sub{display:none}
  .nav-links>li>a{font-size:13px;padding:9px 8px}
  .nav-links .caret{display:none}
  .nav-cta .btn{padding:9px 14px;font-size:13px}
}
@media (max-width:860px){
  .sec{padding:72px 0}
  .nav-links{position:fixed;inset:74px 0 auto 0;background:rgba(7,39,36,.98);flex-direction:column;align-items:stretch;padding:16px 20px 26px;gap:2px;transform:translateY(-8px);opacity:0;pointer-events:none;transition:opacity .25s ease,transform .25s ease;border-bottom:1px solid rgba(211,176,120,.2);max-height:calc(100vh - 74px);overflow-y:auto}
  .nav-links.open{transform:none;opacity:1;pointer-events:auto}
  .nav-links>li>a{width:100%;padding:13px 8px;font-size:16px;border-bottom:1px solid rgba(255,255,255,.06);justify-content:space-between}
  .dropdown{position:static;transform:none;min-width:0;opacity:1;pointer-events:auto;display:none;box-shadow:none;background:rgba(255,255,255,.04);margin:2px 0 8px;padding:6px 0}
  .nav-links>li.open .dropdown{display:block;transform:none}
  .dropdown a{padding:11px 16px;font-size:14.5px}
  .nav-cta{margin:12px 0 0;width:100%}
  .nav-cta .btn{width:100%}
  .nav-burger{display:flex}
  .hero-stats-inner{grid-template-columns:repeat(2,1fr);gap:22px 0}
  .timeline{grid-template-columns:1fr}
  .tl-item{grid-template-columns:64px 40px 1fr}
  .tl-time{font-size:13px;letter-spacing:.18em;padding:22px 12px 22px 0}
  .tl-content{padding:18px 0 28px 14px}
  .form-row{grid-template-columns:1fr}
  .page-hero{padding:126px 0 56px}
}
@media (max-width:640px){
  body{font-size:16px}
  .field input,.field textarea,.field select{font-size:16px}
  .hero-eyebrow{font-size:13.5px;letter-spacing:.3em}
  .stat p{font-size:13.5px}
  .chip{font-size:13.5px}
  .heritage-grid,.quality-grid,.news-grid,.g4,.g3,.g2{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr;gap:36px;padding:48px 0 36px}
  .hero-cta .btn{width:100%}
  .contact-grid{gap:40px}
  .product-visual::before{inset:16px -14px -14px 14px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .hero{min-height:88vh}
}