:root{--color-background: #ffffff;--color-background-soft: #f8f8f8;--color-border: #e0e0e0;--color-border-hover: #cccccc;--color-heading: #1d1d1f;--color-text: #333333;--color-primary: #007aff;--color-primary-hover: #005ecb;--font-family-sans-serif: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--font-weight-light: 300;--font-weight-normal: 400;--font-weight-semibold: 600;--font-weight-bold: 700;--section-gap: 160px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0;position:relative;font-weight:400}body{min-height:100vh;color:var(--color-text);background:var(--color-background);transition:color .5s,background-color .5s;line-height:1.6;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;font-size:15px;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#app{max-width:100%;margin:0 auto;padding:0;font-weight:400}a,.green{text-decoration:none;color:#00bd7e;transition:.4s;padding:3px}.app-header[data-v-3fc8ac8f]{position:fixed;top:0;left:0;right:0;height:60px;display:flex;align-items:center;justify-content:center;z-index:1000;transition:background-color .3s ease,box-shadow .3s ease}.app-header[data-v-3fc8ac8f]:not(.is-home),.app-header.scrolled[data-v-3fc8ac8f]{background-color:var(--color-background);box-shadow:0 2px 4px #0000000d}.app-header.is-home[data-v-3fc8ac8f]:not(.scrolled){background-color:transparent;box-shadow:none}.header-content[data-v-3fc8ac8f]{display:flex;justify-content:space-between;align-items:center;width:100%;max-width:1200px;padding:0 2rem}.logo[data-v-3fc8ac8f]{font-size:1.5rem;font-weight:700;color:var(--color-heading);text-decoration:none}.app-header.is-home:not(.scrolled) .logo[data-v-3fc8ac8f]{color:#fff}.main-nav[data-v-3fc8ac8f]{display:flex;gap:1.5rem}.main-nav a[data-v-3fc8ac8f]{text-decoration:none;color:var(--color-text);font-size:1rem;transition:color .3s;position:relative;padding-bottom:4px}.main-nav a[data-v-3fc8ac8f]:hover{background-color:transparent}.main-nav a[data-v-3fc8ac8f]:after{content:"";position:absolute;bottom:0;left:0;width:0;height:2px;background-color:var(--color-brand);transition:width .3s ease}.main-nav a[data-v-3fc8ac8f]:hover:after,.main-nav a.router-link-exact-active[data-v-3fc8ac8f]:after{width:100%}.main-nav a.router-link-exact-active[data-v-3fc8ac8f]{color:var(--color-heading);font-weight:600}.app-header.is-home:not(.scrolled) .main-nav a[data-v-3fc8ac8f]{color:#ffffffd9}.app-header.is-home:not(.scrolled) .main-nav a[data-v-3fc8ac8f]:hover{color:#fff}.app-header.is-home:not(.scrolled) .main-nav a.router-link-exact-active[data-v-3fc8ac8f]{color:#fff;font-weight:600}.app-header.is-home:not(.scrolled) .main-nav a[data-v-3fc8ac8f]:after{background-color:#fff}.app-footer[data-v-50031e24]{background-color:#333;color:#f4f4f4;padding:25px 0;font-family:Helvetica Neue,Helvetica,Arial,sans-serif}.footer-content[data-v-50031e24]{display:flex;justify-content:space-between;max-width:1200px;margin:0 auto;padding:0 20px;flex-wrap:wrap}.footer-section[data-v-50031e24]{flex:1;padding:10px 20px;min-width:250px}.footer-logo[data-v-50031e24]{font-size:1.8em;font-weight:700;color:#fff}.footer-section h3[data-v-50031e24]{font-size:1.2em;margin-bottom:10px;color:#fff}.footer-section p[data-v-50031e24]{font-size:.9em;line-height:1.5}.footer-section ul[data-v-50031e24]{list-style:none;padding:0}.footer-section ul li a[data-v-50031e24]{color:#ccc;text-decoration:none;line-height:1.8;transition:color .3s;font-size:.9em}.footer-section ul li a[data-v-50031e24]:hover{color:var(--color-primary)}.text-input[data-v-50031e24]{width:100%;padding:8px;margin-bottom:8px;border-radius:5px;border:1px solid #555;background-color:#555;color:#fff;font-size:.9em}textarea.text-input[data-v-50031e24]{height:50px;resize:vertical}.btn[data-v-50031e24]{padding:8px 15px;border-radius:5px;border:none;cursor:pointer;transition:background-color .3s;font-size:.9em}.btn-primary[data-v-50031e24]{background-color:var(--color-primary);color:#fff}.btn-primary[data-v-50031e24]:hover{background-color:#555}.response-message[data-v-50031e24]{color:#fff;margin-top:10px;font-size:.9em}.footer-bottom[data-v-50031e24]{text-align:center;padding-top:15px;border-top:1px solid #444;margin-top:15px}.beian[data-v-50031e24]{font-size:.8em;color:#ccc;margin-top:8px}#app-wrapper[data-v-5e14ab3a]{display:flex;flex-direction:column;min-height:100vh;background:linear-gradient(135deg,#667eea,#764ba2)}.main-content[data-v-5e14ab3a]{flex:1;padding-top:60px}