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#ffffff14;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;padding-top:16px;font-size:12px;display:flex}.footer-slogan{letter-spacing:.5px;font-style:italic}.footer-stats{align-items:center;gap:16px;display:flex}.footer-stat{align-items:center;gap:4px;display:flex}.sci-bar{opacity:.4;justify-content:center;align-items:center;gap:3px;padding:16px 0;display:flex}.sci-bar span{background:linear-gradient(90deg, transparent, var(--accent-rose), var(--accent-warm), #2d8dd666, transparent);border-radius:2px;height:2px;display:inline-block}.sci-bar span:first-child{width:20px}.sci-bar span:nth-child(2){width:40px}.sci-bar span:nth-child(3){width:60px}.sci-bar span:nth-child(4){width:40px}.sci-bar span:nth-child(5){width:20px}.back-to-top{background:linear-gradient(135deg, var(--accent-rose), var(--accent-warm));color:#fff;cursor:pointer;opacity:0;visibility:hidden;z-index:99;border:none;border-radius:50%;justify-content:center;align-items:center;width:44px;height:44px;transition:all .35s cubic-bezier(.34,1.56,.64,1);display:flex;position:fixed;bottom:32px;right:32px;box-shadow:0 4px 16px #c8853a59}.back-to-top.visible{opacity:1;visibility:visible;animation:3s ease-in-out infinite float}.back-to-top:hover{background:linear-gradient(135deg,#e8a650,#c8853a);transform:translateY(-4px)scale(1.05);box-shadow:0 8px 24px #c8853a73}.back-to-top svg{width:20px;height:20px}.prose{font-family:var(--font-serif);color:var(--text);font-size:17px;line-height:1.9}.prose h1{font-family:var(--font-sans);color:var(--primary-deep);margin:48px 0 24px;font-size:28px;font-weight:700;line-height:1.4}.prose h2{font-family:var(--font-sans);color:var(--primary-deep);border-bottom:2px solid #0000;border-image:linear-gradient(90deg, var(--accent-warm), #5cb8e099, transparent) 1;margin:40px 0 20px;padding-bottom:12px;font-size:22px;font-weight:600}.prose h3{font-family:var(--font-sans);color:var(--primary);margin:32px 0 16px;font-size:18px;font-weight:600}.prose p{text-indent:2em;margin:18px 0}.prose p:first-of-type{text-indent:0}.prose strong{color:var(--accent-warm);font-weight:700}.prose blockquote{border-left:4px solid var(--accent-warm);color:var(--text-secondary);border-radius:0 var(--radius-sm) var(--radius-sm) 0;background:linear-gradient(90deg,#c8853a0f,#c8853a03);margin:24px 0;padding:16px 24px;font-style:italic;box-shadow:inset 0 0 0 1px #c8853a0f}.prose ul,.prose ol{margin:20px 0;padding-left:32px}.prose li{margin:8px 0}.prose a{color:var(--accent-teal);text-underline-offset:3px;-webkit-text-decoration:underline #2d9d964d;text-decoration:underline #2d9d964d;transition:all .3s}.prose a:hover{color:var(--accent-warm);-webkit-text-decoration-color:var(--accent-warm);text-decoration-color:var(--accent-warm)}.prose code{color:var(--primary);background:#eef4f8;border-radius:4px;padding:3px 8px;font-size:.9em}.prose pre{background:var(--bg-dark);color:#e8e8e8;border-radius:var(--radius-md);box-shadow:var(--shadow-sm);margin:24px 0;padding:20px 24px;font-size:14px;line-height:1.6;overflow-x:auto}.prose img{border-radius:var(--radius-md);max-width:100%;box-shadow:var(--shadow-md);margin:28px auto;display:block}.prose hr{background:linear-gradient(90deg, transparent, var(--accent-warm-light), transparent);border:none;height:2px;margin:48px 0}@media (max-width:768px){.header-inner{padding:0 12px}.header-top{gap:8px;height:48px}.header-logo-img{width:28px;height:28px}.header-logo-main{letter-spacing:1px;font-size:16px}.header-logo-en{font-size:10px}.header-logo{padding:1px 8px}.header-search{width:100px;padding:5px 10px;font-size:12px}.header-top-right{gap:6px}.header-lang-btn{padding:4px 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