:root{--c-primary:#1a8a5c;--c-primary-dark:#146b47;--c-primary-light:#e8f5ee;--c-primary-rgb:26, 138, 92;--c-secondary:#d4a853;--c-secondary-dark:#b8913a;--c-secondary-light:#faf3e0;--c-text:#333333;--c-text-light:#666666;--c-text-lighter:#999999;--c-bg:#ffffff;--c-bg-light:#f7f9fb;--c-bg-warm:#faf8f5;--c-border:#e5e7eb;--shadow-sm:0 1px 3px rgba(0,0,0,0.06);--shadow-md:0 4px 12px rgba(0,0,0,0.08);--shadow-lg:0 8px 30px rgba(0,0,0,0.12);--radius-sm:6px;--radius-md:10px;--radius-lg:16px;--max-w:1200px;--font:-apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif}*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font);font-size:16px;line-height:1.7;color:var(--c-text);background:var(--c-bg);overflow-x:hidden}a{text-decoration:none;color:inherit;transition:color 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