:root{--font-serif:'Noto Serif SC','Georgia','Times New Roman',serif;--font-sans:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;--color-accent-soft:#6366f1;--color-accent-hover:#4f46e5;--content-max-width:680px;--transition-smooth:cubic-bezier(0.4, 0, 0.2, 1)}.post-content h1,.post-content h2,.post-content h3,.post-content h4{font-family:var(--font-serif);font-weight:600;letter-spacing:-.01em}.post-content{font-family:var(--font-sans);line-height:1.8;font-size:17px}.post-content p{margin-bottom:1.5em}#page-header.post-bg{min-height:70vh;display:flex;align-items:flex-end}#page-header.post-bg::before{background:linear-gradient(to bottom,transparent 0,transparent 50%,rgba(0,0,0,.5) 100%)}#page-header.post-bg #post-info{z-index:2;padding-bottom:60px}#page-header.post-bg #post-info .post-title{font-family:var(--font-serif);font-size:clamp(2rem, 4vw, 3rem);font-weight:700;text-shadow:0 2px 20px rgba(0,0,0,.3)}#post #article-container{max-width:var(--content-max-width);margin:0 auto}#post #article-container p{font-size:17px;line-height:1.8;color:var(--anzhiyu-fontcolor)}#post #article-container h2{font-family:var(--font-serif);font-size:1.75rem;margin-top:2.5em;margin-bottom:1em;font-weight:600}#post #article-container h3{font-family:var(--font-serif);font-size:1.4rem;margin-top:2em;margin-bottom:.8em;font-weight:600}#post #article-container blockquote{font-family:var(--font-serif);font-style:italic;font-size:1.1em;border-left:3px solid var(--color-accent-soft);padding-left:1.5em;margin:2em 0;color:var(--anzhiyu-secondfontcolor)}#post .post-ai-description{max-width:100%;margin-left:0;margin-right:0;margin-bottom:32px;border-radius:16px;background:var(--anzhiyu-card-bg);border:1px solid var(--anzhiyu-card-border);box-shadow:0 2px 12px rgba(0,0,0,.06)}#post .post-ai-description .ai-title{padding:16px 20px 12px;border-bottom:1px solid var(--anzhiyu-card-border)}#post .post-ai-description .ai-title-text{font-family:var(--font-sans);font-weight:600;font-size:.9rem}#post .post-ai-description .ai-explanation{font-family:var(--font-sans);font-size:.95rem;line-height:1.7;padding:16px 20px;margin:0;background:0 0;color:var(--anzhiyu-secondfontcolor)}#post .post-ai-description .ai-btn-box{padding:12px 20px 16px;border-top:1px solid var(--anzhiyu-card-border);gap:8px}#post .post-ai-description .ai-btn-item{font-size:.8rem;padding:6px 12px;border-radius:6px}[data-theme=dark]{--color-accent-soft:#818cf8;--color-accent-hover:#a5b4fc}[data-theme=dark] #post .post-ai-description{box-shadow:0 2px 12px rgba(0,0,0,.2)}