:root{--color-primary: #0076ce;--color-primary-dark: #00447c;--color-electric: #00d4ff;--color-ink: #0a1628;--color-ink-2: #10233c;--color-accent: #ff6b00;--color-bg: #ffffff;--color-bg-alt: #f4f7fb;--color-text: #16233a;--color-text-light: #5b6b80;--color-border: #e3e9f1;--color-success: #22c55e;--color-danger: #ef4444;--radius: 10px;--radius-lg: 16px;--shadow-sm: 0 1px 3px rgba(10,22,40,.08);--shadow-md: 0 6px 18px rgba(10,22,40,.1);--shadow-lg: 0 12px 32px rgba(10,22,40,.14);--shadow-blue: 0 8px 24px rgba(0,118,206,.25);--grad-hero: linear-gradient(135deg, #0a1628 0%, #0e2a4a 55%, #00447c 100%);--grad-primary: linear-gradient(135deg, #0076ce 0%, #0059a7 100%);--grad-dark: linear-gradient(135deg, #0a1628 0%, #10233c 100%);--max-width: 1200px;--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth;font-size:16px}body{font-family:var(--font-sans);color:var(--color-text);background:var(--color-bg);line-height:1.6;-webkit-font-smoothing:antialiased}a{color:var(--color-primary);text-decoration:none;transition:color .2s}a:hover{color:var(--color-primary-dark)}img{max-width:100%;height:auto}.container{max-width:var(--max-width);margin:0 auto;padding:0 24px}.section{padding:72px 0}.section-alt{background:var(--color-bg-alt)}.section-title{font-size:1.9rem;font-weight:800;text-align:center;margin-bottom:10px;color:var(--color-text);letter-spacing:.5px}.section-title:after{content:"";display:block;width:48px;height:4px;border-radius:2px;background:linear-gradient(90deg,var(--color-primary),var(--color-electric));margin:14px auto 0}.section-subtitle{text-align:center;color:var(--color-text-light);font-size:1rem;margin-bottom:44px}.badge{display:inline-block;padding:2px 10px;border-radius:20px;font-size:.75rem;font-weight:600}.badge-stock{background:#e6f8ec;color:#17843f}.badge-order{background:#fff3e0;color:#e65100}.badge-subsidy{background:#e5f3ff;color:#005ea8}.btn{display:inline-block;padding:12px 28px;border-radius:var(--radius);font-weight:600;font-size:.95rem;cursor:pointer;transition:all .2s;border:none}.btn-primary{background:var(--grad-primary);color:#fff;box-shadow:var(--shadow-blue)}.btn-primary:hover{filter:brightness(1.08);color:#fff;transform:translateY(-2px);box-shadow:0 12px 28px #0076ce59}.btn-outline{background:transparent;border:2px solid var(--color-primary);color:var(--color-primary)}.btn-outline:hover{background:var(--color-primary);color:#fff}.btn-accent{background:linear-gradient(135deg,#ff6b00,#ff8f3c);color:#fff;box-shadow:0 8px 20px #ff6b004d}.btn-accent:hover{filter:brightness(1.06);color:#fff;transform:translateY(-2px)}.card{background:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);border:1px solid var(--color-border);overflow:hidden;transition:box-shadow .25s,transform .25s,border-color .25s}.card:hover{box-shadow:var(--shadow-lg);border-color:#0076ce59;transform:translateY(-4px)}.grid{display:grid;gap:24px}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}.page-header{background:var(--grad-hero);color:#fff;padding:56px 0;text-align:center;position:relative;overflow:hidden}.page-header:before{content:"";position:absolute;right:-120px;top:-120px;width:340px;height:340px;border-radius:50%;background:radial-gradient(circle,rgba(0,212,255,.18),transparent 70%)}.page-header h1{font-size:2.1rem;font-weight:800;margin-bottom:8px;position:relative}.page-header p{opacity:.85;position:relative}@media (max-width: 768px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}.section{padding:44px 0}.section-title{font-size:1.45rem}.page-header{padding:36px 0}.page-header h1{font-size:1.5rem}body{padding-bottom:64px}}.faq-item{border-bottom:1px solid var(--color-border);padding:20px 0}.faq-item summary{font-weight:600;font-size:1.05rem;cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center}.faq-item summary:after{content:"+";font-size:1.5rem;color:var(--color-primary);transition:transform .2s}.faq-item[open] summary:after{transform:rotate(45deg)}.faq-item p{margin-top:12px;color:var(--color-text-light);line-height:1.8}.top-strip[data-astro-cid-sckkx6r4]{background:var(--color-ink);color:#ffffffd1;font-size:.78rem;padding:6px 0}.top-strip-inner[data-astro-cid-sckkx6r4]{display:flex;justify-content:space-between;align-items:center;gap:12px}.top-strip-phone[data-astro-cid-sckkx6r4]{color:var(--color-electric);font-weight:600}.navbar[data-astro-cid-sckkx6r4]{background:#ffffffeb;backdrop-filter:blur(10px);box-shadow:0 1px 4px #0a16280f;position:sticky;top:0;z-index:100;border-bottom:1px solid var(--color-border)}.nav-container[data-astro-cid-sckkx6r4]{display:flex;align-items:center;justify-content:space-between;height:66px}.logo[data-astro-cid-sckkx6r4]{font-size:1.35rem;color:var(--color-primary);font-weight:800;letter-spacing:.5px}.logo-sub[data-astro-cid-sckkx6r4]{font-size:.75rem;color:var(--color-text-light);font-weight:400;margin-left:6px}.nav-links[data-astro-cid-sckkx6r4]{display:flex;list-style:none;gap:28px}.nav-links[data-astro-cid-sckkx6r4] a[data-astro-cid-sckkx6r4]{color:var(--color-text);font-weight:500;font-size:.95rem;padding-bottom:4px;border-bottom:2px solid transparent}.nav-links[data-astro-cid-sckkx6r4] a[data-astro-cid-sckkx6r4]:hover{color:var(--color-primary);border-bottom-color:var(--color-electric)}.nav-cta[data-astro-cid-sckkx6r4]{font-size:.9rem;padding:8px 20px}.mobile-bar[data-astro-cid-sckkx6r4]{display:none}@media (max-width: 768px){.nav-links[data-astro-cid-sckkx6r4],.logo-sub[data-astro-cid-sckkx6r4]{display:none}.top-strip-inner[data-astro-cid-sckkx6r4]{justify-content:center}.top-strip-phone[data-astro-cid-sckkx6r4]{display:none}.nav-cta[data-astro-cid-sckkx6r4]{padding:7px 14px;font-size:.82rem}.mobile-bar[data-astro-cid-sckkx6r4]{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:200;background:#0a1628f7;backdrop-filter:blur(8px);align-items:stretch;gap:0;padding:8px 10px calc(8px + env(safe-area-inset-bottom));box-shadow:0 -4px 16px #0a162840}.mobile-bar-item[data-astro-cid-sckkx6r4]{flex:0 0 60px;display:flex;flex-direction:column;align-items:center;justify-content:center;color:#cfe3f5;font-size:1.05rem;line-height:1.2}.mobile-bar-item[data-astro-cid-sckkx6r4] span[data-astro-cid-sckkx6r4]{font-size:.68rem}.mobile-bar-call[data-astro-cid-sckkx6r4]{flex:1;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#0076ce,#00a8e8);color:#fff;font-weight:700;font-size:.95rem;border-radius:10px;margin-left:8px}}.footer[data-astro-cid-sckkx6r4]{background:var(--grad-dark);color:#ccc;padding:48px 0 24px;margin-top:64px}.footer-grid[data-astro-cid-sckkx6r4]{display:grid;grid-template-columns:repeat(3,1fr);gap:40px;margin-bottom:32px}.footer-col[data-astro-cid-sckkx6r4] h4[data-astro-cid-sckkx6r4]{color:#fff;font-size:1rem;margin-bottom:12px}.footer-col[data-astro-cid-sckkx6r4] p[data-astro-cid-sckkx6r4]{font-size:.85rem;line-height:1.8;color:#999}.footer-bottom[data-astro-cid-sckkx6r4]{border-top:1px solid #333;padding-top:20px;text-align:center}.footer-bottom[data-astro-cid-sckkx6r4] p[data-astro-cid-sckkx6r4]{font-size:.8rem;color:#666}@media (max-width: 768px){.footer-grid[data-astro-cid-sckkx6r4]{grid-template-columns:1fr;gap:24px}}