:root{--red: #e63946;--red-dark: #c1121f;--dark: #1a1a1a;--gray: #6b7280;--bg: #ffffff;--bg-soft: #f9fafb;--border: #e5e7eb;--text: #111827;--max: 1120px}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif;color:var(--text);background:var(--bg);line-height:1.6}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}.container{max-width:var(--max);margin:0 auto;padding:0 24px}.header{position:sticky;top:0;z-index:50;background:#ffffffeb;backdrop-filter:blur(8px);border-bottom:1px solid var(--border)}.header-inner{display:flex;align-items:center;justify-content:space-between;height:64px}.logo{display:flex;align-items:center;gap:8px;font-weight:800;font-size:18px}.logo .bear{font-size:24px}.logo .red{color:var(--red)}.nav{display:flex;gap:28px}.nav a{color:var(--gray);font-size:14px;font-weight:500}.nav a:hover{color:var(--red)}.btn{display:inline-block;padding:10px 22px;border-radius:8px;font-weight:600;font-size:14px;cursor:pointer;border:none;transition:all .15s}.btn-primary{background:var(--red);color:#fff}.btn-primary:hover{background:var(--red-dark)}.btn-ghost{background:transparent;color:var(--text);border:1px solid var(--border)}.btn-ghost:hover{border-color:var(--red);color:var(--red)}.hero{padding:80px 0 64px;text-align:center;background:linear-gradient(180deg,#fff5f5,#fff)}.hero h1{font-size:48px;font-weight:800;letter-spacing:-1px;margin-bottom:16px}.hero h1 .red{color:var(--red)}.hero .tagline{font-size:20px;color:var(--gray);max-width:640px;margin:0 auto 32px}.hero-cta{display:flex;gap:16px;justify-content:center}.hero-meta{margin-top:20px;color:var(--gray);font-size:13px}.section{padding:72px 0}.section-title{text-align:center;font-size:32px;font-weight:800;margin-bottom:12px}.section-sub{text-align:center;color:var(--gray);margin-bottom:48px}.features{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.feature{padding:28px;border:1px solid var(--border);border-radius:12px;background:var(--bg);transition:all .2s}.feature:hover{border-color:var(--red);box-shadow:0 8px 24px #e6394614;transform:translateY(-2px)}.feature .icon{font-size:32px;margin-bottom:12px}.feature h3{font-size:17px;margin-bottom:8px}.feature p{color:var(--gray);font-size:14px}.shot{background:var(--bg-soft);border:1px solid var(--border);border-radius:12px;height:360px;display:flex;align-items:center;justify-content:center;color:var(--gray);font-size:14px;margin-top:32px}.download-card{max-width:560px;margin:0 auto;text-align:center;padding:40px;border:1px solid var(--border);border-radius:16px}.download-card .ver{font-size:14px;color:var(--gray);margin-bottom:24px}.download-btns{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}.release-notes{max-width:560px;margin:40px auto 0;padding:24px;background:var(--bg-soft);border-radius:12px;white-space:pre-wrap;font-size:14px;color:var(--text)}.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;max-width:900px;margin:0 auto}.plan{padding:32px 24px;border:1px solid var(--border);border-radius:16px;text-align:center}.plan.featured{border-color:var(--red);box-shadow:0 8px 24px #e639461a}.plan .name{font-size:18px;font-weight:700;margin-bottom:8px}.plan .price{font-size:36px;font-weight:800;color:var(--red);margin:12px 0}.plan .price .unit{font-size:14px;color:var(--gray);font-weight:500}.plan .days{color:var(--gray);font-size:14px;margin-bottom:20px}.contacts{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:24px;max-width:900px;margin:0 auto}.contact{padding:24px;border:1px solid var(--border);border-radius:12px;text-align:center}.contact img{width:140px;height:140px;object-fit:contain;margin:0 auto 12px;border-radius:8px;background:#fff}.contact .text{color:var(--gray);font-size:14px;white-space:pre-wrap}.footer{border-top:1px solid var(--border);padding:32px 0;color:var(--gray);font-size:13px;text-align:center}.state{text-align:center;color:var(--gray);padding:40px}@media (max-width: 768px){.hero h1{font-size:34px}.features,.plans{grid-template-columns:1fr}.nav{display:none}}