.knowledge-grid,.reading-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}.knowledge-card,.reading-card{border:1px solid var(--p-line);border-radius:17px;overflow:hidden;background:var(--p-paper);display:flex;flex-direction:column;min-width:0}.knowledge-art{height:145px;background:#e7eada;position:relative;display:flex;align-items:center;justify-content:center;border-bottom:1px solid var(--p-line)}.knowledge-art>small{position:absolute;top:17px;left:21px;font:8px monospace;color:#869176}.knowledge-art>strong{font:44px monospace;color:#7d9069;transform:rotate(-6deg)}.knowledge-art.topic-API{background:#e9e0ee}.knowledge-art.topic-API>small{color:#a095aa}.knowledge-art.topic-API>strong{color:#a193b2}.knowledge-art.topic-并发{background:#dce7e9}.knowledge-art.topic-并发>small{color:#879da2}.knowledge-art.topic-并发>strong{color:#7d9fa8}.knowledge-art.topic-Spring{background:#ebe3d0}.knowledge-copy{padding:24px;display:flex;flex-direction:column;flex:1}.knowledge-copy h3{font-size:21px;line-height:1.65;font-weight:500;letter-spacing:-.5px;margin:0 0 14px;min-height:69px}.knowledge-copy>p{font-size:11px;color:var(--p-muted);line-height:2;margin-bottom:20px;min-height:66px}.knowledge-footer{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:auto;border-top:1px solid var(--p-line);padding-top:17px}.knowledge-footer .p-button{font-size:10px;padding:10px 13px}.favorite-button{border:1px solid var(--p-line);border-radius:8px;background:var(--p-page);color:#a2ad87;width:32px;height:32px;font-size:17px;display:grid;place-items:center;padding:0;flex-shrink:0}.favorite-button[aria-pressed=true]{color:#b8994f;background:#f0e7ca;border-color:#cfbc86}.library-progress{display:flex;align-items:center;gap:18px;border:1px solid var(--p-line);border-radius:12px;padding:18px 22px;background:var(--p-paper)}.library-progress strong{font:25px monospace;color:var(--p-green)}.library-progress span{font-size:10px;color:var(--p-muted);line-height:1.8}.java-top-row{display:flex;justify-content:space-between;align-items:center;gap:25px;margin-bottom:25px}.java-top-row .p-actions .p-button{font-size:11px}.knowledge-reader-footer{margin-top:24px;padding-top:19px;border-top:1px solid var(--p-line)}.quiz-question{font-size:24px;line-height:1.7;font-weight:500;margin:22px 0}.quiz-answers{display:flex;flex-direction:column;gap:12px}.quiz-option{background:var(--p-page);color:var(--p-ink);border:1px solid var(--p-line);padding:16px 19px;text-align:left;border-radius:10px;font-size:13px;line-height:1.9}.quiz-option.correct{background:#e5eed7;border-color:#a4ba87;color:#5d7547;opacity:1}.quiz-option.wrong{background:#f0dfd7;border-color:#c6a394;color:#a6705a;opacity:1}.quiz-explanation{font-size:13px;color:var(--p-muted);line-height:2;border-top:1px solid var(--p-line);padding-top:18px;margin:22px 0}.reading-card .story-art{height:175px;position:relative;border-bottom:1px solid var(--p-line);background:#e2e9d7;overflow:hidden}.story-art>small{position:absolute;top:18px;left:21px;font:7px monospace;letter-spacing:1px;color:#97a087}.story-shape{position:absolute;left:calc(50% - 36px);top:55px;width:72px;height:72px;border:1px solid #a1b28b;border-radius:50%;background:#c6d5b4;box-shadow:15px 12px 0 #d0dcc1}.story-shape::before{content:'';position:absolute;left:24px;top:12px;width:23px;height:47px;border:1px solid #8ea877;border-radius:60% 0 60% 0;transform:rotate(-25deg);background:#dce6d0}.story-art.art-blue{background:#dce7ed}.art-blue small{color:#8ba0ad}.shape-blue{background:#b4cad5;border-color:#8da8b8;box-shadow:15px 12px 0 #c8d9e2}.shape-blue::before{background:#dce8ee;border-color:#91b2c2}.story-art.art-amber{background:#eee4c9}.art-amber small{color:#b1a06c}.shape-amber{background:#ddcd98;border-color:#bda965;box-shadow:15px 12px 0 #e6d8af}.shape-amber::before{background:#f0e5c5;border-color:#bfa86a}.story-art.art-purple{background:#e7dfed}.art-purple small{color:#a492b1}.shape-purple{background:#c8b7d9;border-color:#a58aba;box-shadow:15px 12px 0 #dacee6}.shape-purple::before{background:#eaddf2;border-color:#af92c7}.story-art.art-rose{background:#efddd9}.art-rose small{color:#bc9794}.shape-rose{background:#d7aead;border-color:#b78791;box-shadow:15px 12px 0 #e5c7c5}.shape-rose::before{background:#f0d9d3;border-color:#c0929e}.story-card-copy{padding:24px;display:flex;flex-direction:column;flex:1}.story-card-copy>small{font-size:8px;color:var(--p-muted);margin-bottom:14px}.story-card-copy h3{font-size:21px;font-weight:500;line-height:1.65;letter-spacing:-.4px;margin-bottom:15px;min-height:69px}.story-card-copy>p{font-size:11px;color:var(--p-muted);line-height:2;min-height:44px;margin-bottom:22px}.story-card-copy .p-actions{justify-content:space-between;margin-top:auto;padding-top:15px;border-top:1px solid var(--p-line)}.story-card-copy .p-button{font-size:10px;padding:10px 13px}.story-reader-controls{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;margin-bottom:28px;padding-bottom:16px;border-bottom:1px solid var(--p-line)}.story-reader-controls .p-label{flex-direction:row;align-items:center;font-size:9px}.story-reader-controls select{width:auto;min-width:100px;padding:7px 9px;font-size:10px}.story-reader-controls .p-button{font-size:9px;padding:9px 12px}.story-reader-footer{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:15px;border-top:1px solid var(--p-line);margin-top:30px;padding-top:20px}.story-reader-footer .p-button{font-size:10px}.directory-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.directory-card{display:flex;gap:15px;align-items:flex-start;padding:22px;border:1px solid var(--p-line);border-radius:14px;background:var(--p-paper);min-width:0}.directory-card>div:nth-child(2){min-width:0;flex:1}.directory-icon{width:44px;height:44px;display:grid;place-items:center;flex-shrink:0;border:1px solid #b9c7a3;background:#e5ebd7;color:#7e925f;border-radius:11px;font:14px monospace}.directory-icon.tint-1{background:#e6deef;color:#a391b5;border-color:#cec0da}.directory-icon.tint-2{background:#eedaCE;color:#b8997a;border-color:#d9bfa7}.directory-icon.tint-3{background:#dce7ec;color:#8aa4b0;border-color:#b6cad5}.directory-icon.tint-4{background:#ece5c9;color:#ac9e64;border-color:#d4c792}.directory-title{font-size:16px;font-weight:500;line-height:1.5;display:block;margin:3px 0 6px;overflow-wrap:anywhere}.directory-title:hover{color:var(--p-green)}.directory-card small{font:8px monospace;color:var(--p-muted);overflow-wrap:anywhere;display:block}.directory-card p{font-size:10px;color:var(--p-muted);line-height:1.9;margin:12px 0 0}.directory-actions{display:flex;flex-direction:column;gap:10px;flex-shrink:0}.directory-actions .favorite-button{width:28px;height:28px;font-size:14px}.directory-remove{border:0;color:var(--p-muted);background:none;padding:0;font-size:8px}.directory-custom{margin-top:34px;padding:27px;background:var(--p-soft);border:1px solid var(--p-line);border-radius:16px}.directory-custom h3{font-size:24px;font-weight:500;margin-bottom:13px}.directory-custom>p{font-size:11px;color:var(--p-muted);margin-bottom:22px}.directory-custom form{display:grid;grid-template-columns:1fr 2fr auto;gap:17px;align-items:end}.directory-custom form .p-button{min-height:44px}.directory-badge{display:flex;align-items:center;gap:11px;font-size:11px;color:var(--p-muted)}.directory-badge strong{font:25px monospace;color:var(--p-green)}.library-remark{font-size:10px;color:var(--p-muted);line-height:2;margin-top:28px}
@media(max-width:1050px){.knowledge-grid,.reading-grid{gap:19px;grid-template-columns:repeat(2,minmax(0,1fr))}.directory-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.knowledge-copy,.story-card-copy{padding:22px}.directory-card{padding:20px}.directory-custom form{grid-template-columns:1fr 2fr}.directory-custom form .p-button{grid-column:1/-1;justify-self:start}}
@media(max-width:650px){.knowledge-grid,.reading-grid{grid-template-columns:1fr;gap:17px}.knowledge-art{height:133px}.knowledge-copy h3,.story-card-copy h3{font-size:24px;min-height:0;line-height:1.6;margin-bottom:15px}.knowledge-copy>p{font-size:12px;min-height:0;line-height:1.9}.knowledge-copy{padding:23px}.knowledge-footer .p-button{font-size:11px;padding:11px 15px}.knowledge-art>small{font-size:7px;left:23px;top:18px}.knowledge-art>strong{font-size:42px}.java-top-row{align-items:flex-start;gap:20px;flex-wrap:wrap}.library-progress{padding:15px 18px;gap:15px}.library-progress strong{font-size:24px}.library-progress span{font-size:9px}.java-top-row .p-actions .p-button{font-size:10px}.reading-card .story-art{height:150px}.story-shape{top:44px;width:66px;height:66px;left:calc(50% - 33px)}.story-card-copy{padding:23px}.story-card-copy>p{font-size:12px;min-height:0}.story-card-copy>small{font-size:8px}.story-card-copy .p-button{font-size:11px;padding:11px 15px}.story-reader-controls{gap:12px}.story-reader-controls .p-label{font-size:9px}.story-reader-controls .p-button{font-size:9px}.story-reader-footer .p-button{font-size:10px}.quiz-question{font-size:22px;line-height:1.7}.quiz-option{font-size:12px;padding:14px 16px}.quiz-explanation{font-size:12px;line-height:2}.directory-grid{grid-template-columns:1fr;gap:13px}.directory-card{padding:20px;gap:15px}.directory-title{font-size:19px}.directory-card small{font-size:9px}.directory-card p{font-size:11px}.directory-icon{width:44px;height:44px;font-size:13px}.directory-actions .favorite-button{width:31px;height:31px;font-size:16px}.directory-custom{padding:24px 21px;margin-top:28px}.directory-custom h3{font-size:24px;line-height:1.6}.directory-custom form{grid-template-columns:1fr;gap:18px}.directory-custom form .p-button{grid-column:auto}.directory-custom>p{font-size:11px}.directory-badge{font-size:10px}.library-remark{font-size:9px}}