:root{--green: #1f7a4d;--green-dark: #155c39;--green-deep: #0e3d26;--green-light: #e8f4ee;--green-line: #d4e8dc;--accent: #e8933d;--accent-light: #fdf3e7;--ink: #1c2b24;--ink-2: #5b6b62;--ink-3: #8a9a90;--bg: #f7f9f7;--card: #ffffff;--line: #e3eae5;--radius: 10px;--shadow: 0 2px 12px rgba(21, 92, 57, .08);--shadow-hover: 0 8px 24px rgba(21, 92, 57, .14)}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:PingFang SC,Microsoft YaHei,Source Han Sans SC,system-ui,sans-serif;color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button{font-family:inherit;cursor:pointer;border:none;background:none}.container{max-width:1200px;margin:0 auto;padding:0 24px}.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 28px;border-radius:8px;font-size:15px;font-weight:600;transition:all .2s}.btn-primary{background:var(--green);color:#fff}.btn-primary:hover{background:var(--green-dark);transform:translateY(-1px);box-shadow:var(--shadow-hover)}.btn-outline{border:1.5px solid var(--green);color:var(--green);background:transparent}.btn-outline:hover{background:var(--green-light)}.btn-ghost{color:var(--ink-2);padding:8px 14px;font-weight:400}.btn-ghost:hover{color:var(--green)}.btn-sm{padding:7px 16px;font-size:13px}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);transition:all .2s}.card:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px)}.section{padding:88px 0}.section-head{text-align:center;margin-bottom:56px}.section-tag{display:inline-block;font-size:13px;font-weight:600;color:var(--green);background:var(--green-light);padding:5px 14px;border-radius:20px;margin-bottom:14px;letter-spacing:1px}.section-title{font-size:32px;font-weight:700;letter-spacing:.5px}.section-desc{margin-top:12px;font-size:15px;color:var(--ink-2)}.badge{display:inline-block;font-size:12px;padding:3px 10px;border-radius:12px;background:var(--green-light);color:var(--green-dark)}.badge-orange{background:var(--accent-light);color:var(--accent)}.field{margin-bottom:18px}.field label{display:block;font-size:13px;font-weight:600;margin-bottom:7px;color:var(--ink)}.field input,.field select,.field textarea{width:100%;padding:10px 13px;border:1px solid var(--line);border-radius:8px;font-size:14px;font-family:inherit;background:#fff;color:var(--ink);outline:none;transition:border-color .15s}.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--green)}.field textarea{resize:vertical;min-height:80px}.demo-note{font-size:12px;color:var(--ink-3);background:var(--bg);border:1px dashed var(--line);border-radius:6px;padding:6px 12px;display:inline-flex;align-items:center;gap:6px}.modal-mask{position:fixed;top:0;right:0;bottom:0;left:0;background:#0e3d2673;display:flex;align-items:center;justify-content:center;z-index:100;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px)}.modal{background:#fff;border-radius:14px;padding:32px;width:400px;max-width:calc(100vw - 48px);box-shadow:0 20px 60px #0e3d2640}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-thumb{background:var(--green-line);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--green)}