:root{--pp-blue:#0b74e7;--pp-blue2:#0756ab;--pp-navy:#082b55;--pp-ink:#17314f;--pp-muted:#6b7d91;--pp-line:#dfeaf5;--pp-bg:#f5f9fd;--pp-card:#fff;--pp-shadow:0 16px 42px rgba(8,43,85,.09)}
.pp-new-page{background:var(--pp-bg);color:var(--pp-ink)}.pp-container{width:min(1180px,calc(100% - 34px));margin:0 auto}.pp-page-hero,.pp-paper-top{background:linear-gradient(135deg,#f3f9ff,#fff 52%,#eef7ff);border-bottom:1px solid var(--pp-line)}.pp-page-hero{padding:18px 0 42px}.pp-paper-top{padding:16px 0 34px}.pp-breadcrumbs{display:flex;align-items:center;gap:9px;flex-wrap:wrap;font-size:12px;color:#75879a;margin-bottom:22px}.pp-breadcrumbs a{color:#0c70d8;text-decoration:none;font-weight:800}.pp-breadcrumb-sep{color:#9fb0c3}.pp-kicker{display:inline-block;font-size:10px;font-weight:950;letter-spacing:.15em;color:#0b74e7;text-transform:uppercase}.pp-hero-grid{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:30px;align-items:center}.pp-hero-grid h1,.pp-paper-title-row h1{margin:8px 0 10px;font-size:42px;line-height:1.08;color:var(--pp-navy);font-weight:950}.pp-hero-grid p,.pp-paper-title-row p{margin:0;color:var(--pp-muted);font-size:15px;line-height:1.7;max-width:750px}.pp-stat-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:20px}.pp-stat-row>div{min-width:135px;background:#fff;border:1px solid var(--pp-line);border-radius:14px;padding:12px 14px;box-shadow:0 7px 20px rgba(8,43,85,.05)}.pp-stat-row strong{display:block;font-size:20px;color:var(--pp-navy)}.pp-stat-row span{font-size:10px;color:var(--pp-muted);font-weight:800}.pp-hero-art{height:220px;position:relative}.pp-art-card{position:absolute;border-radius:20px;box-shadow:0 22px 45px rgba(8,43,85,.14)}.pp-art-back{width:180px;height:150px;right:48px;top:18px;background:linear-gradient(135deg,#cde8ff,#edf7ff);transform:rotate(-11deg)}.pp-art-mid{width:190px;height:165px;right:18px;top:25px;background:linear-gradient(135deg,#80c9ff,#dff1ff);transform:rotate(7deg)}.pp-art-main{width:210px;height:178px;right:24px;top:20px;background:linear-gradient(145deg,#087cf0,#0756ab);padding:28px;color:#fff;display:flex;flex-direction:column;justify-content:center}.pp-art-main span{font-size:12px;font-weight:950;letter-spacing:.2em;opacity:.8}.pp-art-main b{font-size:24px;line-height:1.1;margin-top:8px}.pp-page-content{padding:30px 0 55px}.pp-filter-box{background:#fff;border:1px solid var(--pp-line);border-radius:22px;padding:22px;box-shadow:var(--pp-shadow);margin-bottom:28px}.pp-filter-heading{display:flex;justify-content:space-between;gap:20px;align-items:flex-end;margin-bottom:18px}.pp-filter-heading h2,.pp-results-top h2,.pp-card-head h2,.pp-share-box h2,.pp-about-box h2,.pp-detail-head h2,.pp-related-heading h2{margin:5px 0 0;color:var(--pp-navy);font-weight:950}.pp-clear{color:#0c70d8;text-decoration:none;font-weight:850;font-size:12px}.pp-filter-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr)) auto;gap:12px}.pp-filter-grid label{display:block}.pp-filter-grid label span{display:block;font-size:10px;font-weight:850;color:#677a90;margin:0 0 6px}.pp-filter-grid select,.pp-global-search input{width:100%;min-height:45px;border:1px solid #d5e2ee;border-radius:12px;background:#fff;padding:10px 12px;font:inherit;color:#17314f}.pp-filter-grid select:focus,.pp-global-search input:focus{outline:0;border-color:#68b4fb;box-shadow:0 0 0 4px rgba(11,116,231,.08)}.pp-filter-submit,.pp-global-search button{border:0;border-radius:12px;padding:0 18px;background:linear-gradient(135deg,#0b74e7,#0756ab);color:#fff;font-weight:900;cursor:pointer;min-height:45px}.pp-filter-submit span{margin-left:8px}.pp-results-top{display:flex;justify-content:space-between;gap:20px;align-items:flex-end;margin-bottom:16px}.pp-page-count{font-size:11px;color:var(--pp-muted);font-weight:800}.pp-paper-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.pp-card{background:#fff;border:1px solid var(--pp-line);border-radius:18px;overflow:hidden;box-shadow:0 10px 28px rgba(8,43,85,.07);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}.pp-card:hover{transform:translateY(-5px);box-shadow:0 20px 38px rgba(8,43,85,.12);border-color:#bcdaf4}.pp-thumb{display:block;position:relative;height:188px;background:linear-gradient(135deg,#edf6ff,#dcefff);overflow:hidden;text-decoration:none}.pp-thumb img{width:100%;height:100%;object-fit:cover;display:block}.pp-thumb-fallback{height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;background:linear-gradient(135deg,#f8fbff,#e8f4ff);color:#0b74e7}.pp-thumb-fallback b{font-size:28px}.pp-thumb-fallback span{font-size:12px;font-weight:850;margin-top:4px}.pp-pdf-tag{position:absolute;left:12px;top:12px;background:#fff;color:#d62828;font-size:10px;font-weight:950;border-radius:999px;padding:6px 8px;box-shadow:0 5px 14px rgba(0,0,0,.08)}.pp-card-body{padding:16px}.pp-card-tags{display:flex;gap:6px;flex-wrap:wrap}.pp-card-tags span{font-size:9px;font-weight:900;letter-spacing:.04em;color:#0b74e7;background:#edf6ff;border:1px solid #d6ebff;border-radius:999px;padding:5px 7px}.pp-card-body h3{font-size:17px;line-height:1.3;margin:10px 0 8px}.pp-card-body h3 a{color:var(--pp-navy);text-decoration:none}.pp-meta-list{display:flex;gap:7px;flex-wrap:wrap;color:#75879a;font-size:11px}.pp-card-bottom{display:flex;justify-content:space-between;gap:10px;align-items:center;margin-top:14px;border-top:1px solid #edf2f7;padding-top:12px;font-size:10px;color:#728297;font-weight:800}.pp-view{display:inline-flex;align-items:center;gap:5px;color:#0b74e7;text-decoration:none;font-weight:950;font-size:11px}.pp-empty{background:#fff;border:1px dashed #c7d7e8;border-radius:18px;padding:44px;text-align:center;grid-column:1/-1}.pp-empty-icon{font-size:34px;color:#7ca6cc}.pp-empty h3{margin:10px 0 5px;color:var(--pp-navy);font-size:20px}.pp-empty p{margin:0 0 14px;color:var(--pp-muted)}.pp-pagination{display:flex;gap:7px;justify-content:center;margin-top:24px;flex-wrap:wrap}.pp-pagination a{min-width:38px;height:38px;padding:0 10px;border-radius:10px;border:1px solid var(--pp-line);display:grid;place-items:center;color:#31506e;text-decoration:none;font-weight:850;background:#fff}.pp-pagination a.active{background:#0b74e7;color:#fff;border-color:#0b74e7}.pp-search-hero{padding-bottom:28px}.pp-global-search{display:flex;gap:8px;max-width:720px;margin-top:18px}.pp-global-search input{flex:1}.pp-global-search button{padding:0 22px}.pp-paper-title-row{display:flex;justify-content:space-between;gap:25px;align-items:flex-end}.pp-header-count{min-width:150px;background:#fff;border:1px solid var(--pp-line);border-radius:16px;padding:14px 16px;text-align:right}.pp-header-count span{display:block;color:var(--pp-muted);font-size:10px;font-weight:850;text-transform:uppercase;letter-spacing:.06em}.pp-header-count strong{display:block;font-size:22px;color:var(--pp-blue2);margin-top:3px}.pp-paper-layout-new{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:22px;padding:28px 0 60px}.pp-paper-main{min-width:0}.pp-pdf-card-new,.pp-share-box,.pp-about-box,.pp-detail-card,.pp-side-card{background:#fff;border:1px solid var(--pp-line);border-radius:20px;box-shadow:var(--pp-shadow)}.pp-card-head{display:flex;justify-content:space-between;gap:15px;align-items:center;padding:18px 20px;border-bottom:1px solid #edf2f7}.pp-open-btn{display:inline-flex;align-items:center;min-height:39px;padding:8px 12px;border-radius:10px;background:#edf6ff;color:#0b74e7;text-decoration:none;font-size:11px;font-weight:900}.pp-pdf-wrap{height:730px;background:#eaf2f8}.pp-pdf-wrap iframe{width:100%;height:100%;border:0;display:block}.pp-pdf-actions{display:flex;gap:10px;flex-wrap:wrap;padding:16px 18px}.pp-action{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:10px 16px;border-radius:11px;text-decoration:none;font-size:12px;font-weight:950;border:1px solid transparent}.pp-action-blue{background:linear-gradient(135deg,#0b74e7,#0756ab);color:#fff}.pp-action-green{background:linear-gradient(135deg,#0dbb74,#07895a);color:#fff}.pp-action-light{background:#eef5fb;color:#0b5ea9;border-color:#d6e5f3}.pp-share-box{display:flex;justify-content:space-between;gap:18px;align-items:center;padding:20px;margin-top:18px}.pp-share-box p{margin:3px 0 0;color:var(--pp-muted);font-size:12px}.pp-share-buttons{display:flex;flex-wrap:wrap;gap:8px;justify-content:flex-end}.pp-share{display:inline-flex;align-items:center;gap:7px;border:0;border-radius:10px;padding:10px 12px;color:#fff;text-decoration:none;font-size:11px;font-weight:900;cursor:pointer}.pp-share span{display:grid;place-items:center;width:20px;height:20px;border-radius:6px;background:rgba(255,255,255,.18);font-size:12px}.s-fb{background:#1877f2}.s-wa{background:#18b968}.s-tg{background:#229ed9}.s-x{background:#111}.s-copy{background:#6b4fe8}.pp-about-box{padding:22px;margin-top:18px}.pp-about-copy{margin-top:10px;color:#4f6379;font-size:14px;line-height:1.8}.pp-side-column{display:flex;flex-direction:column;gap:16px}.pp-detail-card{padding:20px}.pp-detail-head{padding-bottom:12px;border-bottom:1px solid #edf2f7}.pp-detail-list{padding-top:4px}.pp-detail-row{display:flex;justify-content:space-between;gap:14px;padding:12px 0;border-bottom:1px dashed #e8eef4}.pp-detail-row:last-child{border-bottom:0}.pp-detail-row span{font-size:10px;color:#7c8c9d;font-weight:850}.pp-detail-row strong{text-align:right;font-size:12px;color:var(--pp-navy)}.pp-count-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:12px}.pp-count-grid>div{background:#f6faff;border:1px solid #e4eef7;border-radius:12px;padding:10px}.pp-count-grid span{display:block;color:#78899c;font-size:9px;font-weight:850;text-transform:uppercase}.pp-count-grid strong{display:block;color:#0b74e7;font-size:17px;margin-top:3px}.pp-side-card{padding:18px}.pp-side-card h3{margin:5px 0 10px;color:var(--pp-navy)}.pp-side-thumb{display:block;width:100%;max-height:290px;object-fit:cover;border-radius:13px;border:1px solid var(--pp-line);margin-top:10px}.pp-side-thumb-fallback{height:200px;border-radius:13px;background:linear-gradient(135deg,#eff7ff,#dfefff);display:flex;align-items:center;justify-content:center;flex-direction:column;color:#0b74e7}.pp-side-thumb-fallback b{font-size:28px}.pp-side-thumb-fallback span{font-size:11px;margin-top:4px}.pp-mark-card p{font-size:12px;color:var(--pp-muted);line-height:1.6;margin:8px 0 12px}.pp-mark-card .pp-action{width:100%}.pp-related-new{margin-top:26px}.pp-related-heading{display:flex;justify-content:space-between;gap:15px;align-items:end;margin-bottom:14px}.pp-related-heading p{margin:5px 0 0;color:var(--pp-muted);font-size:12px}.pp-related-heading>a{color:#0b74e7;text-decoration:none;font-size:11px;font-weight:900}.pp-related-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.pp-download-page{background:linear-gradient(135deg,#f2f8ff,#fff);min-height:65vh}.pp-download-wrap{width:min(620px,calc(100% - 30px));margin:0 auto;padding:55px 0}.pp-download-card{background:#fff;border:1px solid var(--pp-line);border-radius:24px;box-shadow:0 25px 60px rgba(8,43,85,.12);padding:34px;text-align:center}.pp-download-icon{width:78px;height:78px;border-radius:22px;background:#fff2f2;border:1px solid #ffd9d9;color:#df3333;display:grid;place-items:center;font-size:20px;font-weight:950;margin:0 auto 18px}.pp-download-card h1{margin:6px 0 8px;color:var(--pp-navy);font-size:30px}.pp-download-card>p{margin:0 auto;color:var(--pp-muted);max-width:480px;line-height:1.7}.pp-countdown{margin:25px auto 14px;width:100px;height:100px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,#0b74e7,#0756ab);color:#fff;font-size:40px;font-weight:950;box-shadow:0 16px 32px rgba(11,116,231,.25)}.pp-progress{height:9px;border-radius:999px;background:#e9f0f7;overflow:hidden}.pp-progress span{display:block;height:100%;width:0;background:linear-gradient(90deg,#0b74e7,#28a1ff);transition:width 1s linear}.pp-download-status{margin:13px 0 18px;color:#6e8195;font-size:12px}.pp-fallback-download{display:inline-flex}.pp-back-link{display:block;margin-top:14px;color:#0b74e7;text-decoration:none;font-size:12px;font-weight:850}
@media(max-width:1050px){.pp-filter-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.pp-paper-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.pp-paper-layout-new{grid-template-columns:minmax(0,1fr) 290px}.pp-hero-grid{grid-template-columns:minmax(0,1fr) 260px}}
@media(max-width:820px){.pp-hero-grid,.pp-paper-layout-new{grid-template-columns:1fr}.pp-hero-art{display:none}.pp-filter-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.pp-side-column{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}.pp-share-box,.pp-paper-title-row{align-items:flex-start;flex-direction:column}.pp-share-buttons{justify-content:flex-start}.pp-pdf-wrap{height:620px}.pp-related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:600px){.pp-container{width:min(100% - 20px,1180px)}.pp-hero-grid h1,.pp-paper-title-row h1{font-size:30px}.pp-page-hero{padding-bottom:30px}.pp-filter-grid,.pp-paper-grid,.pp-related-grid{grid-template-columns:1fr}.pp-side-column{grid-template-columns:1fr}.pp-stat-row>div{flex:1 1 100px}.pp-filter-box,.pp-share-box,.pp-about-box,.pp-detail-card,.pp-side-card{border-radius:16px;padding:16px}.pp-pdf-wrap{height:500px}.pp-pdf-actions{padding:12px}.pp-action{flex:1 1 100%}.pp-global-search{flex-direction:column}.pp-global-search button{min-height:44px}.pp-download-card{padding:25px 18px}.pp-results-top{align-items:flex-start;flex-direction:column}.pp-header-count{text-align:left}}