:root{--brand: #d71920;--brand-dark: #a90f16;--ink: #1f2933;--text: #374151;--body: #4b5563;--muted: #6b7280;--border: #e8e5e0;--border-light: #f2eee9;--bg: #faf8f5;--bg-warm: #faf7f2;--white: #ffffff;--soft-red: #fff1ef;--soft-red-border: #f9d2d0;--navy: #1f2933}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,WenQuanYi Micro Hei,sans-serif;color:var(--body);background:var(--bg);line-height:1.75;-webkit-font-smoothing:antialiased}.container{width:min(1200px,calc(100% - 48px));margin-left:auto;margin-right:auto}a{color:inherit;text-decoration:none}.muted{color:var(--muted)}.centered{text-align:center}.site-header{position:sticky;top:0;z-index:40;background:#fffffffa;border-bottom:1px solid var(--border);box-shadow:0 2px 10px #00000008}.header-container{display:flex;align-items:center;justify-content:space-between;height:76px;gap:24px}.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}.brand img{width:44px;height:44px;object-fit:contain}.brand-copy{display:flex;flex-direction:column}.brand-name-full{font-size:17px;font-weight:700;color:var(--ink);letter-spacing:-.01em}.brand-name-short{display:none;font-size:18px;font-weight:700;color:var(--ink)}.brand-slogan{font-size:11px;color:var(--muted);letter-spacing:.04em}.header-nav{display:flex;align-items:center;gap:28px}.header-nav .nav-link{font-size:15px;font-weight:500;color:var(--ink);padding:8px 0;border-bottom:2px solid transparent;transition:all .2s ease}.header-nav .nav-link:hover{color:var(--brand)}.header-nav .nav-link.active{color:var(--brand);font-weight:600;border-bottom-color:var(--brand)}.header-action{flex-shrink:0}.header-btn{display:inline-flex;align-items:center;justify-content:center;height:40px;padding:0 22px;background:var(--brand);color:#fff;font-size:14px;font-weight:600;border-radius:6px;border:1px solid var(--brand);transition:all .2s ease}.header-btn:hover{background:var(--brand-dark);border-color:var(--brand-dark);transform:translateY(-1px);box-shadow:0 4px 12px #d7192033}.site-main{width:100%}.btn{display:inline-flex;min-height:46px;align-items:center;justify-content:center;padding:10px 26px;border-radius:8px;font-size:16px;font-weight:600;transition:all .2s ease;cursor:pointer}.btn-primary{background:var(--brand);color:#fff;border:1px solid var(--brand)}.btn-primary:hover{background:var(--brand-dark);border-color:var(--brand-dark);transform:translateY(-1px);box-shadow:0 6px 16px #a90f1633}.btn-secondary{background:#fff;color:var(--brand-dark);border:1.5px solid var(--brand)}.btn-secondary:hover{background:var(--soft-red);color:var(--brand-dark);transform:translateY(-1px)}.card{background:#fff;border:1px solid var(--border);border-radius:12px;padding:24px;box-shadow:0 4px 16px #00000008}.section-title{color:var(--ink);font-size:30px;font-weight:700;margin:44px 0 16px}.text-link{display:inline-flex;align-items:center;gap:4px;color:var(--brand);font-weight:600;font-size:14px;transition:gap .2s ease}.text-link:hover{gap:8px}.icon-badge{display:inline-grid;place-items:center;width:52px;height:52px;color:var(--brand);background:var(--soft-red);border-radius:50%}.site-footer{margin-top:64px;border-top:1px solid var(--border);background:#fff;padding:44px 0 28px;font-size:14px}.footer-main{display:flex;align-items:center;justify-content:space-between;gap:32px;padding-bottom:28px;border-bottom:1px solid var(--border-light)}.footer-brand{display:flex;align-items:center;gap:14px}.footer-brand img{width:48px;height:48px}.footer-brand-copy{display:flex;flex-direction:column}.footer-org-name{font-size:16px;font-weight:700;color:var(--ink)}.footer-slogan{font-size:12px;color:var(--muted);margin-top:2px}.footer-nav{display:flex;flex-wrap:wrap;gap:22px;color:var(--body)}.footer-nav a:hover{color:var(--brand)}.footer-meta{display:flex;align-items:center;justify-content:space-between;padding-top:20px;color:var(--muted);font-size:13px}.footer-copyright{margin:0}.footer-links{display:flex;align-items:center;gap:8px}.footer-links a:hover{color:var(--brand)}.footer-divider{color:var(--border)}@media(max-width:960px){.header-nav{gap:16px}.brand-name-full{display:none}.brand-name-short{display:block}}@media(max-width:768px){.container{width:calc(100% - 32px)}.header-container{height:auto;padding:12px 0;flex-wrap:wrap;gap:12px}.header-nav{order:3;width:100%;gap:14px;overflow-x:auto;padding-bottom:4px;-webkit-overflow-scrolling:touch}.header-nav .nav-link{font-size:14px;white-space:nowrap}.footer-main,.footer-meta{flex-direction:column;align-items:flex-start;gap:16px}.footer-links{flex-wrap:wrap}}