:root{color:#0f172a;font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;--primary:#3f855b;--primary-dark:#15673f;--gold:#f59e0b;--text-muted:#64748b;--card:#ffffffeb;--border:#3f855b24;--shadow:0 22px 60px #0f563424;background:#f8fafc;font-family:Inter,-apple-system,BlinkMacSystemFont,PingFang SC,Microsoft YaHei,sans-serif}*{box-sizing:border-box}html{background:linear-gradient(#eef8f1 0%,#f8fafc 48%,#fff 100%);min-height:100%}body{min-height:100%;margin:0}button,input{font:inherit}button{-webkit-tap-highlight-color:transparent}#root{min-height:100vh}.page-shell{width:min(100%,520px);min-height:100vh;padding:max(20px, env(safe-area-inset-top)) 18px max(28px, env(safe-area-inset-bottom));margin:0 auto;position:relative;overflow:hidden}.page-shell:before,.page-shell:after{content:"";z-index:-1;filter:blur(2px);border-radius:999px;position:fixed}.page-shell:before{background:radial-gradient(circle,#3f855b3d,#3f855b00);width:280px;height:280px;top:-90px;right:calc(50% - 250px)}.page-shell:after{background:radial-gradient(circle,#f59e0b33,#f59e0b00);width:220px;height:220px;bottom:10%;left:calc(50% - 300px)}.brand-header{align-items:center;gap:12px;margin-bottom:22px;display:flex}.brand-header--compact{margin-bottom:30px}.brand-logo{background:#fff;border-radius:16px;place-items:center;width:46px;height:46px;display:grid;overflow:hidden;box-shadow:0 12px 28px #0f563429}.brand-logo img{object-fit:cover;width:100%;height:100%}.brand-name{letter-spacing:.02em;font-size:18px;font-weight:800}.brand-subtitle{color:var(--text-muted);margin-top:3px;font-size:12px}.hero-card,.form-card,.download-panel,.state-card{border:1px solid var(--border);background:var(--card);box-shadow:var(--shadow);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);border-radius:28px;position:relative}.hero-card{padding:28px 24px;overflow:hidden}.hero-glow{background:radial-gradient(circle,#f59e0b73,#f59e0b00);border-radius:50%;width:130px;height:130px;position:absolute;top:-42px;right:-36px}.invite-badge{z-index:1;color:#9a6400;background:#f59e0b29;border-radius:999px;align-items:center;gap:6px;padding:7px 11px;font-size:13px;font-weight:700;display:inline-flex;position:relative}.hero-card h1{z-index:1;letter-spacing:-.05em;margin:18px 0 10px;font-size:clamp(29px,8vw,40px);line-height:1.12;position:relative}.hero-card p{z-index:1;color:#5d6a7f;margin:0;font-size:15px;line-height:1.7;position:relative}.state-card{color:#476078;box-shadow:none;align-items:center;gap:8px;margin-top:14px;padding:13px 15px;font-size:13px;display:flex}.state-card--error{color:#b54708;background:#fff7ed;border-color:#fed7aa}.benefit-grid{grid-template-columns:1fr 1fr;gap:10px;margin:18px 0;display:grid}.benefit-card{background:#ffffffc2;border:1px solid #3f855b1a;border-radius:20px;gap:10px;min-height:102px;padding:14px;display:flex}.benefit-icon{width:32px;height:32px;color:var(--primary);background:#3f855b1a;border-radius:12px;flex:none;place-items:center;display:grid}.benefit-card h3{margin:0 0 5px;font-size:14px}.benefit-card p{color:var(--text-muted);margin:0;font-size:12px;line-height:1.5}.form-card{padding:20px}.section-title h2{margin:0 0 5px;font-size:20px}.section-title p{color:var(--text-muted);margin:0 0 18px;font-size:13px}.register-form{gap:14px;display:grid}.register-form label{gap:7px;display:grid}.register-form label span{color:#344054;font-size:13px;font-weight:700}.register-form input{color:#0f172a;background:#fff;border:1px solid #d9e2f2;border-radius:15px;outline:none;width:100%;height:48px;padding:0 14px;transition:border-color .2s,box-shadow .2s}.register-form input:focus{border-color:var(--primary);box-shadow:0 0 0 4px #3f855b1a}.register-form input:disabled{color:#667085;background:#f4f6fb}.sms-row{grid-template-columns:1fr 126px;gap:10px;display:grid}.sms-button,.primary-button,.secondary-button,.text-link{cursor:pointer;border:0;justify-content:center;align-items:center;gap:7px;display:inline-flex}.sms-button{height:48px;color:var(--primary);background:#3f855b14;border:1px solid #3f855b33;border-radius:15px;font-size:13px;font-weight:800}.sms-button:disabled{color:#9aa6b8;cursor:not-allowed;background:#f2f4f7}.form-error{color:#b42318;background:#fff1f3;border-radius:14px;padding:10px 12px;font-size:13px}.primary-button{color:#fff;background:linear-gradient(135deg, var(--primary), #46a36e);border-radius:16px;min-height:50px;padding:0 20px;font-weight:800;box-shadow:0 14px 30px #0f56343d}.primary-button:disabled{opacity:.55;cursor:not-allowed;box-shadow:none}.submit-button{width:100%;margin-top:4px}.secondary-button{min-height:50px;color:var(--primary-dark);background:#3f855b14;border:1px solid #3f855b29;border-radius:16px;padding:0 18px;font-weight:800}.text-link{color:var(--primary);background:0 0;margin:18px auto 0;font-size:14px;font-weight:800}.download-panel{text-align:center;padding:24px 20px}.download-hero-icon{width:76px;height:76px;color:var(--primary);background:linear-gradient(#3f855b1a,#3f855b0a);border-radius:24px;place-items:center;margin:0 auto 16px;display:grid}.download-panel h2{margin:0 0 8px;font-size:24px}.download-panel p{color:var(--text-muted);margin:0;line-height:1.6}.download-actions{gap:10px;margin-top:22px;display:grid}.success-pill,.wechat-tip{border-radius:14px;margin-bottom:14px;padding:10px 12px;font-size:13px;line-height:1.5}.success-pill{color:#067647;background:#ecfdf3}.wechat-tip{color:#b54708;background:#fffaeb}.muted-text{font-size:12px;margin-top:14px!important}.spin{animation:.85s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}@media (width<=360px){.page-shell{padding-left:14px;padding-right:14px}.benefit-grid,.sms-row{grid-template-columns:1fr}}