:root{--ink:#132925;--muted:#61706c;--brand:#087f5b;--brand2:#dff5eb;--line:#dfe7e4;--paper:#f7faf9;--white:#fff;--danger:#b42318}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--white);font-family:Arial,Microsoft YaHei,sans-serif;line-height:1.6}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}.container{width:min(1160px,calc(100% - 40px));margin:auto}.header{height:72px;border-bottom:1px solid var(--line);position:-webkit-sticky;position:sticky;top:0;background:#ffffffeb;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);z-index:20}.header,.nav{display:flex;align-items:center}.nav{justify-content:space-between}.brand{font-size:22px;font-weight:800;letter-spacing:.5px}.brand span{color:var(--brand)}.navlinks{display:flex;gap:28px;align-items:center}.hero{padding:100px 0;background:radial-gradient(circle at 80% 10%,#bcead8,transparent 35%),linear-gradient(135deg,#effaf6,#fff)}.eyebrow{color:var(--brand);font-weight:700;letter-spacing:.12em;text-transform:uppercase}.hero h1{font-size:clamp(42px,7vw,76px);line-height:1.05;max-width:800px;margin:16px 0 24px}.lead{font-size:20px;color:var(--muted);max-width:680px}.actions{display:flex;gap:12px;margin-top:32px;flex-wrap:wrap}.btn{border:0;border-radius:8px;padding:12px 20px;font-weight:700;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;background:var(--brand);color:white}.btn.secondary{background:white;color:var(--ink);border:1px solid var(--line)}.btn.danger{background:var(--danger)}.section{padding:72px 0}.section.alt{background:var(--paper)}.section-title{font-size:34px;margin:0 0 12px}.muted{color:var(--muted)}.grid{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:22px;gap:22px;margin-top:32px}.card{border:1px solid var(--line);border-radius:14px;background:white;overflow:hidden}.card-body{padding:20px}.card h3{margin:0 0 6px}.product-image{aspect-ratio:4/3;background:linear-gradient(145deg,#e2f1ec,#f8fbfa);display:grid;place-items:center;color:#6b8980;font-weight:700}.tag{display:inline-block;color:var(--brand);background:var(--brand2);border-radius:99px;padding:3px 10px;font-size:13px}.footer{background:#102722;color:#d9e7e2;padding:48px 0 24px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;grid-gap:30px;gap:30px}.form{display:grid;grid-gap:16px;gap:16px}.field{display:grid;grid-gap:6px;gap:6px}.field input,.field select,.field textarea{width:100%;padding:11px 12px;border:1px solid #cdd9d5;border-radius:7px;font:inherit;background:white}.field textarea{min-height:120px}.two-col{display:grid;grid-template-columns:1fr 1fr;grid-gap:18px;gap:18px}.notice{padding:12px 16px;border-radius:7px;background:var(--brand2);color:#075d43}.error{background:#fee4e2;color:#912018}.admin-shell{display:grid;grid-template-columns:230px 1fr;min-height:100vh}.sidebar{background:#102722;color:white;padding:28px 20px}.sidebar nav{display:grid;grid-gap:8px;gap:8px;margin-top:30px}.sidebar a{padding:10px 12px;border-radius:7px}.sidebar a:hover{background:#24433c}.admin-main{padding:36px;max-width:1250px}.toolbar{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:22px}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:10px}table{width:100%;border-collapse:collapse;background:white}td,th{text-align:left;padding:12px 14px;border-bottom:1px solid var(--line);white-space:nowrap}th{background:var(--paper)}.inline{display:flex;gap:8px;align-items:center}.login{min-height:100vh;display:grid;place-items:center;background:var(--paper)}.login-card{width:min(430px,calc(100% - 32px));background:white;padding:36px;border:1px solid var(--line);border-radius:14px}.specs{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--line);border-radius:10px;overflow:hidden}.specs div{padding:12px;border-bottom:1px solid var(--line)}@media(max-width:760px){.navlinks a:not(.btn){display:none}.admin-shell,.footer-grid,.grid,.two-col{grid-template-columns:1fr}.hero{padding:70px 0}.sidebar{padding:18px}.sidebar nav{display:flex;overflow:auto;margin-top:15px}.admin-main{padding:24px 16px}.section{padding:50px 0}}.file-picker{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.file-picker-input{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}.file-picker label{width:auto;cursor:pointer}