:root{--bg:#f0f5f1;--bg2:#e8f0ea;--panel:hsla(0,0%,100%,.82);--panel-solid:#fff;--text:#1a2e20;--text2:#2d4a35;--muted:#5e7a66;--line:#c8dece;--soft:#e4f0e7;--accent:#3d8b5a;--accent-strong:#2d6a4f;--accent-light:rgba(61,139,90,.12);--shadow:0 8px 32px rgba(30,60,40,.08);--shadow-lg:0 16px 48px rgba(30,60,40,.12);--radius:4px;--radius-sm:4px;--radius-xs:4px}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased}body{background:var(--bg);background-image:radial-gradient(ellipse at 20% 0,rgba(61,139,90,.06) 0,transparent 50%),radial-gradient(ellipse at 80% 100%,rgba(61,139,90,.04) 0,transparent 50%);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;line-height:1.6;min-height:100vh}.shell{margin:0 auto;max-width:860px;padding:20px 16px 60px}.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.card-section{background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);padding:20px}.btn{align-items:center;border:none;border-radius:var(--radius-sm);cursor:pointer;display:inline-flex;font:inherit;font-weight:600;gap:8px;justify-content:center;padding:14px 24px;transition:all .2s ease}.btn:active{transform:scale(.97)}.btn:disabled{cursor:not-allowed;opacity:.5;transform:none}.btn-primary{background:linear-gradient(135deg,var(--accent),var(--accent-strong));box-shadow:0 4px 16px #2d6a4f4d;color:#fff}.btn-primary:hover{box-shadow:0 6px 24px #2d6a4f66;transform:translateY(-1px)}.btn-secondary{background:var(--panel-solid);border:1px solid var(--line);color:var(--accent-strong)}.btn-secondary:hover{background:var(--soft)}.btn-ghost{background:transparent;color:var(--accent-strong);padding:10px 16px}.btn-ghost:hover{background:var(--accent-light)}.btn-sm{border-radius:var(--radius-xs);font-size:14px;padding:10px 16px}.badge{align-items:center;background:var(--soft);border:1px solid var(--line);border-radius:999px;color:var(--accent-strong);display:inline-flex;font-size:13px;font-weight:600;gap:6px;padding:6px 12px}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%,to{box-shadow:0 0 #3d8b5a4d}50%{box-shadow:0 0 0 12px #3d8b5a00}}.fade-in{animation:fadeInUp .5s ease both}.reveal{opacity:0;transform:translateY(16px);transition:opacity .5s ease,transform .5s ease}.reveal.visible{opacity:1;transform:translateY(0)}.progress-track{background:var(--bg2);border-radius:999px;height:8px;overflow:hidden;width:100%}.progress-fill{background:linear-gradient(90deg,#6bc88a,var(--accent-strong));border-radius:inherit;height:100%;position:relative;transition:width .3s ease}.progress-fill:after{animation:shimmer 2s infinite;background:linear-gradient(90deg,transparent,hsla(0,0%,100%,.3),transparent);content:"";inset:0;position:absolute}@keyframes shimmer{0%{transform:translate(-100%)}to{transform:translate(100%)}}@media(max-width:600px){.shell{padding:12px 12px 40px}}