:root{--primary:#2d6a4f;--primary-hover:#1b4332;--accent:#f4845f;--bg:#fafaf8;--card-bg:#fff;--text:#1a1a1a;--text-muted:#6b7280;--border:#e5e7eb;--radius:12px;--shadow:0 2px 16px rgba(0,0,0,.08);--shadow-hover:0 4px 24px rgba(0,0,0,.14)}*,:after,:before{box-sizing:border-box;margin:0;padding:0}html{font-family:Noto Sans TC,PingFang TC,Microsoft JhengHei,system-ui,sans-serif;-webkit-font-smoothing:antialiased}body{background:var(--bg);color:var(--text);min-height:100vh;line-height:1.6}.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 24px;border-radius:var(--radius);font-weight:600;font-size:15px;cursor:pointer;border:none;transition:all .18s ease;text-decoration:none;font-family:inherit;line-height:1}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--primary-hover);transform:translateY(-1px);box-shadow:var(--shadow)}.btn-outline{background:transparent;border:2px solid var(--primary);color:var(--primary)}.btn-outline:hover:not(:disabled){background:var(--primary);color:#fff}.btn-accent{background:var(--accent);color:#fff}.btn-accent:hover:not(:disabled){background:#e8734d}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none!important}.card{background:var(--card-bg);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}.card-hover{transition:box-shadow .18s ease,transform .18s ease}.card-hover:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px)}input,select,textarea{width:100%;padding:10px 14px;border:1.5px solid var(--border);border-radius:8px;font-size:15px;color:var(--text);background:#fff;transition:border-color .15s;outline:none;font-family:inherit}input:focus,select:focus,textarea:focus{border-color:var(--primary)}input.error,select.error,textarea.error{border-color:#ef4444}label{font-size:13px;font-weight:600;color:var(--text-muted);display:block;margin-bottom:6px}.container{max-width:1100px;margin:0 auto;padding:0 20px}@media (max-width:640px){.container{padding:0 14px}.btn{font-size:14px;padding:11px 20px}}