:root{--ink:#15211d;--muted:#68736e;--line:#dfe6e1;--paper:#f4f7f3;--card:#fff;--green:#126149;--lime:#d9f26a}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.6 Inter,"PingFang SC","Microsoft YaHei",sans-serif}.site-header{height:72px;display:flex;align-items:center;justify-content:space-between;padding:0 clamp(18px,6vw,88px);background:#fff;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-size:18px}.brand span{display:grid;place-items:center;width:34px;height:34px;border-radius:10px;background:var(--lime);font-weight:800}.site-header nav{display:flex;align-items:center;gap:22px}.site-header nav a{color:var(--muted);text-decoration:none}.site-header nav a:hover{color:var(--green)}.outline{padding:7px 13px;border:1px solid #b9c9c0;border-radius:8px}.primary{display:block;text-align:center;padding:11px 16px;border-radius:9px;background:var(--green);color:#fff;text-decoration:none;font-weight:750}.hero{max-width:760px;text-align:center;margin:70px auto 38px;padding:0 18px}.eyebrow{color:var(--green);font-size:11px;font-weight:800;letter-spacing:2.5px}.hero h1{font-size:clamp(32px,5vw,56px);line-height:1.15;margin:14px 0}.hero p{color:var(--muted);font-size:18px}.plan-grid{width:min(1120px,100% - 36px);margin:0 auto;display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.plan-card{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:18px;padding:26px;box-shadow:0 8px 30px #15352b0a}.plan-card.featured{border:2px solid var(--green);transform:translateY(-8px);box-shadow:0 14px 35px #12614918}.plan-top{display:flex;justify-content:space-between;align-items:center}.tag,.recommended{display:inline-block;border-radius:99px;padding:3px 10px;font-size:12px}.tag{background:#edf1ee;color:var(--muted)}.recommended{background:var(--lime);color:#203126;font-weight:750}.plan-card h2{font-size:25px;margin:22px 0 5px}.desc{min-height:52px;color:var(--muted);margin:0}.price{font-size:44px;font-weight:800;color:var(--green);margin:18px 0}.price small{font-size:20px}.plan-card ul{list-style:none;padding:0;margin:0 0 24px;color:var(--muted);min-height:135px}.plan-card li{padding:6px 0;border-bottom:1px solid #eef2ef}.plan-card li b{color:var(--ink)}.loading,.empty{grid-column:1/-1;text-align:center;padding:45px;color:var(--muted)}.steps{width:min(980px,100% - 36px);margin:80px auto 45px;display:grid;grid-template-columns:repeat(3,1fr);gap:28px}.steps article{padding:20px;border-top:2px solid var(--green)}.steps strong{font-size:13px;color:var(--green)}.steps h2{font-size:20px;margin:8px 0}.steps p{color:var(--muted);margin:0}.foot-note{text-align:center;color:var(--muted);padding:0 18px 55px}.foot-note a{color:var(--green);font-weight:700}@media(max-width:800px){.plan-grid{grid-template-columns:1fr 1fr}.plan-card.featured{transform:none}.steps{grid-template-columns:1fr}}@media(max-width:560px){.site-header{height:auto;padding:14px 18px;gap:12px}.site-header nav{gap:10px;font-size:13px}.site-header nav a:not(.outline){display:none}.hero{margin-top:45px}.plan-grid{grid-template-columns:1fr}}