:root{color-scheme:light;--color-primary: #2a5bd7;--color-primary-dark: #1e40af;--color-text: #1f2937;--color-text-light: #6b7280;--color-border: #e5e7eb;--color-bg: #ffffff;--color-bg-soft: #f9fafb;--color-bg-card: #ffffff;--color-badge: #eef4ff;--max-width: 1080px;--radius: 8px;--shadow: 0 1px 3px rgba(0, 0, 0, .08);--shadow-hover: 0 4px 12px rgba(0, 0, 0, .1)}[data-theme=dark]{color-scheme:dark;--color-primary: #6b8df5;--color-primary-dark: #8aa5f7;--color-text: #e5e7eb;--color-text-light: #9ca3af;--color-border: #374151;--color-bg: #1a1d24;--color-bg-soft: #14171c;--color-bg-card: #22262e;--color-badge: #1e293b;--shadow: 0 1px 3px rgba(0, 0, 0, .4);--shadow-hover: 0 4px 12px rgba(0, 0, 0, .55)}*{margin:0;padding:0;box-sizing:border-box}html{font-size:16px;scroll-behavior:smooth}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;color:var(--color-text);background:var(--color-bg-soft);line-height:1.7;-webkit-font-smoothing:antialiased}a{color:var(--color-primary);text-decoration:none;transition:color .2s}a:hover{color:var(--color-primary-dark);text-decoration:underline}img{max-width:100%;height:auto}.container{max-width:var(--max-width);margin:0 auto;padding:0 24px}.site-header{background:var(--color-bg);border-bottom:1px solid var(--color-border);position:sticky;top:0;z-index:100;box-shadow:var(--shadow)}.site-header-inner{max-width:var(--max-width);margin:0 auto;padding:0 24px;height:64px;display:flex;align-items:center;justify-content:space-between}.site-logo{font-size:1.25rem;font-weight:700;color:var(--color-text)}.site-logo:hover{text-decoration:none}.site-nav{display:flex;gap:28px;align-items:center}.site-nav a{color:var(--color-text-light);font-size:.95rem;font-weight:500}.site-nav a:hover,.site-nav a.active{color:var(--color-primary);text-decoration:none}.site-footer{background:var(--color-bg);border-top:1px solid var(--color-border);padding:32px 0;margin-top:64px;text-align:center;color:var(--color-text-light);font-size:.875rem}.site-footer a{color:var(--color-text-light);margin:0 8px}.footer-qrcodes{display:flex;justify-content:center;gap:48px;margin-bottom:20px}.footer-qrcode{display:flex;flex-direction:column;align-items:center;gap:6px}.footer-qrcode img{width:120px;height:120px;border:1px solid var(--color-border);border-radius:var(--radius);background:var(--color-bg);padding:6px}.footer-qrcode span{font-size:.8rem;color:var(--color-text-light)}.breadcrumb{font-size:.875rem;color:var(--color-text-light);margin-bottom:20px}.breadcrumb a{color:var(--color-text-light)}.breadcrumb span{margin:0 8px;color:var(--color-border)}.page-title{font-size:1.75rem;font-weight:700;margin-bottom:8px}.page-subtitle{color:var(--color-text-light);font-size:.95rem;margin-bottom:32px}.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px;margin-bottom:48px}.card{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow);transition:box-shadow .2s,transform .2s}.card:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px)}.card-title{font-size:1.1rem;font-weight:600;margin-bottom:8px}.card-title a{color:var(--color-text)}.card-title a:hover{color:var(--color-primary);text-decoration:none}.card-meta{font-size:.8rem;color:var(--color-text-light);margin-bottom:12px}.card-preview{font-size:.9rem;color:var(--color-text-light);line-height:1.6}.badge{display:inline-block;padding:2px 10px;border-radius:12px;font-size:.75rem;background:var(--color-badge);color:var(--color-primary);margin-right:6px}.tag-bar{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:28px}.tag{display:inline-block;padding:6px 16px;border-radius:20px;font-size:.875rem;background:var(--color-bg);border:1px solid var(--color-border);color:var(--color-text-light);cursor:pointer;transition:all .2s}.tag:hover,.tag.active{background:var(--color-primary);color:#fff;border-color:var(--color-primary);text-decoration:none}.detail-card{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius);padding:40px;box-shadow:var(--shadow);margin-bottom:32px}.detail-title{font-size:1.875rem;font-weight:700;margin-bottom:12px;line-height:1.3}.detail-author{color:var(--color-text-light);font-size:1rem;margin-bottom:28px}.poem-body{font-size:1.25rem;line-height:2.4;text-align:center;padding:24px 0}.poem-body p{margin:0}.audio-panel{background:var(--color-bg-soft);border-radius:var(--radius);padding:20px;margin-bottom:28px}.action-group{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:20px}.btn{display:inline-block;padding:8px 20px;border-radius:var(--radius);font-size:.9rem;cursor:pointer;transition:all .2s;border:1px solid var(--color-border);background:var(--color-bg);color:var(--color-text)}.btn:hover{text-decoration:none;border-color:var(--color-primary);color:var(--color-primary)}.btn-primary{background:var(--color-primary);color:#fff;border-color:var(--color-primary)}.btn-primary:hover{background:var(--color-primary-dark);color:#fff}.nav-switch{display:flex;justify-content:space-between;gap:16px;margin-top:32px;padding-top:24px;border-top:1px solid var(--color-border)}.nav-switch .btn{flex:1;text-align:center}.empty-state{text-align:center;padding:80px 20px;color:var(--color-text-light)}.hero{background:linear-gradient(135deg,#2a5bd7,#1e40af);color:#fff;padding:72px 0;text-align:center;margin-bottom:48px}.hero h1{font-size:2.5rem;font-weight:800;margin-bottom:16px}.hero p{font-size:1.125rem;opacity:.92;max-width:600px;margin:0 auto}.hero-buttons{display:flex;gap:16px;justify-content:center;margin-top:32px}.hero-buttons a{padding:12px 32px;border-radius:var(--radius);font-weight:600;font-size:1rem}.hero-btn-primary{background:#fff;color:var(--color-primary)}.hero-btn-primary:hover{text-decoration:none;color:var(--color-primary-dark)}.hero-btn-secondary{border:2px solid rgba(255,255,255,.7);color:#fff}.hero-btn-secondary:hover{text-decoration:none;background:#ffffff26;color:#fff}.section-title{font-size:1.5rem;font-weight:700;margin-bottom:24px;padding-bottom:12px;border-bottom:2px solid var(--color-border)}.list-item{display:flex;align-items:center;justify-content:space-between;padding:14px 0;border-bottom:1px solid var(--color-border)}.list-item:last-child{border-bottom:none}.list-item-title{font-weight:500;color:var(--color-text)}.list-item-title:hover{color:var(--color-primary);text-decoration:none}.list-item-meta{font-size:.8rem;color:var(--color-text-light);white-space:nowrap;margin-left:16px}@media(max-width:640px){.container,.site-header-inner{padding:0 16px}.hero h1{font-size:1.875rem}.detail-card{padding:24px}.detail-title{font-size:1.5rem}.poem-body{font-size:1.1rem}.card-grid{grid-template-columns:1fr}}.theme-toggle{position:relative;margin-left:8px}.theme-toggle-btn{width:36px;height:36px;border-radius:50%;border:1px solid var(--color-border);background:var(--color-bg);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:border-color .2s,color .2s;line-height:1;color:var(--color-text)}.theme-toggle-btn:hover{border-color:var(--color-primary);color:var(--color-primary)}.theme-toggle-icon{font-size:1.05rem;line-height:1}.theme-toggle-menu{position:absolute;top:calc(100% + 10px);right:0;background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius);box-shadow:var(--shadow-hover);padding:6px;min-width:148px;z-index:200}.theme-toggle-item{display:flex;align-items:center;gap:10px;width:100%;padding:8px 12px;border:none;background:transparent;color:var(--color-text);font-size:.875rem;border-radius:6px;cursor:pointer;text-align:left;transition:background .15s,color .15s}.theme-toggle-item:hover{background:var(--color-bg-soft)}.theme-toggle-item.active{color:var(--color-primary);font-weight:600}.theme-toggle-check{margin-left:auto;color:var(--color-primary);font-size:.8rem}