.zhishi-container{width:100%;max-width:1600px;margin:0 auto;padding:20px 40px 40px;position:relative;z-index:2;min-height:100vh;padding-top:90px}.zhishi-grid{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:235px;grid-auto-flow:dense;gap:22px;margin-top:10px}.zhishi-card.layout-hero{grid-column:2 / 4;grid-row:1 / 3}.zhishi-card.layout-tall{grid-column:span 1;grid-row:span 2}.zhishi-card.layout-wide{grid-column:span 2;grid-row:span 2}.zhishi-card{background:var(--card-bg,#ffffff);border-radius:24px;border:1px solid var(--border-glass,rgb(0 0 0 / .06));overflow:hidden;box-shadow:var(--shadow-sm,0 2px 8px rgb(0 0 0 / .04));transition:transform 0.3s ease,box-shadow 0.3s ease;display:flex;flex-direction:column;min-height:0}.zhishi-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover,0 12px 30px rgb(0 0 0 / .08))}.zhishi-card.layout-hero{border-color:var(--accent-orange,#FF8A5C);box-shadow:0 8px 32px rgb(255 138 92 / .18);background:var(--featured-bg,#fffcf8)}.zhishi-card-inner{display:flex;flex-direction:column;height:100%;min-height:0}.zhishi-card-body{padding:22px 24px 20px;flex:1;display:flex;flex-direction:column;min-height:0}.zhishi-card-byline{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:8px;font-size:.9rem}.zhishi-column-name{display:inline-block;background:var(--accent-orange,#FF8A5C);color:#fff;font-weight:700;padding:4px 18px;border-radius:20px;font-size:.95rem;letter-spacing:.5px}.zhishi-column-author{color:var(--text-secondary,#5B5348);font-weight:600;font-size:.95rem}.zhishi-card-header{margin-bottom:12px;flex-shrink:0}.zhishi-card-title{font-size:1.25rem;font-weight:700;margin:4px 0 6px;color:var(--text-primary,#2D2A24);line-height:1.3}.zhishi-card.layout-hero .zhishi-card-title{font-size:1.8rem}.zhishi-card-date{font-size:.82rem;color:var(--text-light,#999);display:block}.zhishi-card-content{flex:1;min-height:0;overflow-y:auto;font-size:.95rem;line-height:1.8;color:var(--text-primary,#2D2A24);padding-right:8px;scrollbar-width:thin;scrollbar-color:var(--border-glass,rgb(0 0 0 / .15)) #fff0;-webkit-mask-image:linear-gradient(to bottom,#000 86%,transparent 100%);mask-image:linear-gradient(to bottom,#000 86%,transparent 100%)}.zhishi-card.layout-hero .zhishi-card-content{font-size:1.05rem}.zhishi-card-content::-webkit-scrollbar{width:5px}.zhishi-card-content::-webkit-scrollbar-track{background:#fff0}.zhishi-card-content::-webkit-scrollbar-thumb{background:var(--border-glass,rgb(0 0 0 / .15));border-radius:4px}.zhishi-card-content::-webkit-scrollbar-thumb:hover{background:var(--accent-orange,#FF8A5C)}.zhishi-card-content p{margin:0 0 .8em 0}.zhishi-card-content p:last-child{margin-bottom:0}.zhishi-placeholder{background:#fff0;border:2px dashed var(--border-glass,rgb(0 0 0 / .18));box-shadow:none;display:flex;align-items:center;justify-content:center;min-height:240px}.zhishi-placeholder:hover{transform:none;box-shadow:none}.zhishi-placeholder-inner{display:flex;flex-direction:column;align-items:center;gap:10px;color:var(--text-light,#999);opacity:.55}.zhishi-placeholder-icon{font-size:2.2rem;filter:grayscale(1)}.zhishi-placeholder-text{font-size:.9rem;letter-spacing:.3em;font-weight:600}[data-theme="dark"] .zhishi-placeholder{border-color:rgb(255 255 255 / .14)}.zhishi-title-tile{grid-column:2 / 4;grid-row:3 / 5;position:relative;display:flex;align-items:center;justify-content:center;gap:34px;border-radius:28px;border:1px solid var(--border-glass,rgb(0 0 0 / .06));background:radial-gradient(circle at 18% 22%,rgb(255 138 92 / .14),transparent 55%),radial-gradient(circle at 82% 78%,rgb(249 199 79 / .16),transparent 55%),var(--card-bg,#ffffff);box-shadow:var(--shadow-sm,0 2px 8px rgb(0 0 0 / .04));overflow:hidden}.zhishi-watermark{position:absolute;top:50%;transform:translateY(-50%);font-size:9.5rem;font-weight:800;line-height:1;color:var(--accent-orange,#FF8A5C);opacity:.07;pointer-events:none;user-select:none}.zhishi-watermark-left{left:34px}.zhishi-watermark-right{right:34px}.zhishi-vertical-title{writing-mode:vertical-rl;font-size:3.2rem;font-weight:800;letter-spacing:.3em;color:var(--text-primary,#2D2A24);margin:0}.zhishi-vertical-title .highlight{color:var(--accent-orange,#FF8A5C)}.zhishi-vertical-divider{width:2px;height:58%;border-radius:2px;opacity:.6;background:repeating-linear-gradient(to bottom,var(--accent-orange,#FF8A5C) 0 8px,transparent 8px 15px)}.zhishi-vertical-sub{writing-mode:vertical-rl;font-size:1.05rem;letter-spacing:.35em;color:var(--text-secondary,#5B5348);margin:0}.zhishi-title-logo{position:absolute;right:26px;bottom:20px;width:110px;height:auto;opacity:.9;pointer-events:none}[data-theme="dark"] .zhishi-card{background:var(--card-bg,#2a241f);border-color:rgb(255 255 255 / .06)}[data-theme="dark"] .zhishi-card.layout-hero{background:#2f2822;border-color:var(--accent-orange,#FF8A5C)}[data-theme="dark"] .zhishi-card-content{color:#e8e0d8}[data-theme="dark"] .zhishi-card-title{color:#f0e8e0}[data-theme="dark"] .zhishi-column-author{color:#b0a898}[data-theme="dark"] .zhishi-card-date{color:#7a7068}[data-theme="dark"] .zhishi-title-tile{background:radial-gradient(circle at 18% 22%,rgb(255 138 92 / .1),transparent 55%),radial-gradient(circle at 82% 78%,rgb(249 199 79 / .1),transparent 55%),var(--card-bg,#2a241f)}[data-theme="dark"] .zhishi-vertical-title{color:#f0e8e0}[data-theme="dark"] .zhishi-vertical-sub{color:#b0a898}[data-theme="dark"] .zhishi-title-logo{opacity:.85}.zhishi-empty-state{text-align:center;padding:60px 20px;background:var(--card-bg,#fff);border-radius:40px;border:1px solid var(--border-glass,rgb(0 0 0 / .06))}.zhishi-empty-icon{font-size:4rem;margin-bottom:16px}.zhishi-empty-state h3{font-size:1.4rem;margin:0 0 8px;color:var(--text-primary,#2D2A24)}.zhishi-empty-state p{color:var(--text-secondary,#5B5348);max-width:400px;margin:0 auto 20px}.zhishi-bottom-nav{display:flex;flex-wrap:wrap;justify-content:center;gap:18px 32px;margin:50px 0 30px;padding:18px 28px;background:var(--card-bg,#ffffff);backdrop-filter:blur(6px);border-radius:60px;border:1px solid var(--border-glass,rgb(0 0 0 / .06));box-shadow:var(--shadow-sm)}.zhishi-bottom-nav a{color:var(--text-primary,#2D2A24);text-decoration:none;font-weight:600;font-size:1.05rem;display:flex;align-items:center;gap:8px;transition:all 0.25s ease;padding:6px 10px;border-radius:40px}.zhishi-bottom-nav a i{color:var(--accent-orange,#FF8A5C)}.zhishi-bottom-nav a:hover{color:var(--accent-orange,#FF8A5C);background:rgb(255 138 92 / .08)}.zhishi-bottom-nav a.active{color:var(--accent-orange,#FF8A5C);background:rgb(255 138 92 / .12)}[data-theme="dark"] .zhishi-bottom-nav{background:var(--card-bg,#2a241f);border-color:rgb(255 255 255 / .06)}[data-theme="dark"] .zhishi-bottom-nav a{color:#e0d8d0}.zhishi-card-footer{display:flex;align-items:center;gap:12px;margin-top:14px;padding-top:12px;border-top:1px dashed var(--border-glass,rgb(0 0 0 / .08));flex-shrink:0}.zhishi-like-btn{display:inline-flex;align-items:center;gap:6px;padding:6px 16px;border:2px solid var(--border-glass,rgb(0 0 0 / .1));border-radius:50px;background:var(--card-bg,#fff);cursor:pointer;font-size:.95rem;transition:all 0.3s ease;user-select:none}.zhishi-like-btn:hover{border-color:#FF8A5C;background:rgb(255 138 92 / .06);transform:translateY(-1px);box-shadow:0 4px 12px rgb(255 138 92 / .15)}.zhishi-like-btn.liked{border-color:#FF8A5C;background:rgb(255 138 92 / .08)}.zhishi-like-btn.liked .zhishi-like-icon{animation:zhishi-like-pop 0.35s ease}.zhishi-like-count{font-weight:700;color:var(--text-primary,#2D2A24);min-width:1.2em;text-align:center}.zhishi-like-btn.liked .zhishi-like-count{color:#FF8A5C}.zhishi-like-loading{opacity:.6;pointer-events:none}.zhishi-like-hint{font-size:.8rem;color:var(--text-light,#999)}@keyframes zhishi-like-pop{0%{transform:scale(1)}50%{transform:scale(1.4)}100%{transform:scale(1)}}.zhishi-pagination{display:flex;align-items:center;justify-content:center;gap:10px;margin-top:40px;padding:20px 0}.zhishi-page-num{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:50%;border:2px solid var(--border-glass,rgb(0 0 0 / .1));background:var(--card-bg,#fff);color:var(--text-primary,#2D2A24);font-weight:700;font-size:1rem;text-decoration:none;transition:all 0.3s ease}.zhishi-page-num:hover{border-color:#FF8A5C;background:rgb(255 138 92 / .06);transform:translateY(-2px);box-shadow:0 4px 12px rgb(255 138 92 / .15)}.zhishi-page-num.current{background:linear-gradient(135deg,#FF8A5C,#F9C74F);border-color:#fff0;color:#fff;box-shadow:0 6px 18px rgb(255 138 92 / .3)}@media (max-width:1100px){.zhishi-grid{grid-template-columns:repeat(2,1fr);grid-auto-rows:220px}.zhishi-card.layout-hero{grid-column:1 / -1;grid-row:span 2}.zhishi-title-tile{grid-column:1 / -1;grid-row:span 2}.zhishi-card.layout-tall{grid-column:span 1;grid-row:span 2}.zhishi-card.layout-wide{grid-column:1 / -1;grid-row:span 2}.zhishi-watermark{font-size:7rem}.zhishi-watermark-left{left:20px}.zhishi-watermark-right{right:20px}}@media (max-width:768px){.zhishi-container{padding-top:70px;padding-left:16px;padding-right:16px}.zhishi-grid{grid-template-columns:1fr;grid-auto-rows:auto;gap:20px}.zhishi-card,.zhishi-title-tile{grid-column:1 / -1!important;grid-row:auto!important}.zhishi-title-tile{order:-1;min-height:260px;gap:20px;padding:30px 16px}.zhishi-card-content{overflow:visible;-webkit-mask-image:none;mask-image:none;padding-right:0}.zhishi-card.layout-hero .zhishi-card-title{font-size:1.4rem}.zhishi-vertical-title{font-size:2.2rem}.zhishi-vertical-sub{font-size:.9rem}.zhishi-watermark{font-size:4.5rem;opacity:.08}.zhishi-watermark-left{left:12px}.zhishi-watermark-right{right:12px}.zhishi-title-logo{width:84px;right:14px;bottom:12px}.zhishi-placeholder{min-height:200px}.zhishi-bottom-nav{gap:10px 16px;padding:14px 16px;border-radius:40px}.zhishi-bottom-nav a{font-size:.9rem}}