/* Bộ đề PDF (27/10/2026): /bo-de-pdf/, trang đích bộ đề, khối trang chủ / văn bản / tài liệu. */
.pds{--pn:#0f2a4a;--pn2:#14365a;--pg:#c9a05a;--pg2:#a5803f;--pc:#f8f2e4;--pc2:#fbf7ee;--pl:#e3d6b8;--pm:#55657a;--pw:#fff;background:#f5f2ea;color:#1d2733;font-family:"Times New Roman",Tinos,Times,serif}
.pds-wrap{max-width:1180px;margin:0 auto;padding:18px 16px 56px}
.pds .cvc-breadcrumbs{margin-bottom:12px}
.pds-eyebrow{margin:0 0 6px;font:700 12px/1.3 Arial,sans-serif;letter-spacing:.12em;color:var(--pg2,#a5803f)}
.pds-hero{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);gap:22px;align-items:center;padding:24px;border-radius:20px;background:linear-gradient(110deg,#0f2a4a,#173c66 65%,#1d4a78);color:#fff;box-shadow:0 14px 34px #0f2a4a2e}
.pds-hero h1{margin:0 0 8px;font-size:30px;line-height:1.2;text-wrap:balance}
.pds-hero .pds-eyebrow{color:#e5c58b}
.pds-lead{margin:0;font-size:16.5px;line-height:1.55;color:#dbe4ef;max-width:62ch}
.pds-hero-facts{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.pds-hero-facts li{display:flex;flex-direction:column;padding:10px 14px;border:1px solid #c9a05a88;border-radius:14px;background:#ffffff10}
.pds-hero-facts b{color:#f0cf91;font-size:17px}.pds-hero-facts span{font-size:14px;color:#dbe4ef}
.pds-tabs{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 12px}
.pds-tabs a{padding:9px 16px;border:1px solid #cfd9e3;border-radius:999px;background:#fff;color:#14365a;font-weight:700;text-decoration:none}
.pds-tabs a.is-on{background:#14365a;border-color:#14365a;color:#fff}
.pds-filter{display:flex;flex-wrap:wrap;gap:10px;align-items:center;padding:12px;border:1px solid #e3d6b8;border-radius:14px;background:#fff}
.pds-filter label{display:flex;flex:0 1 auto}
.pds-filter .pds-f-q{flex:1 1 260px}
.pds-filter input,.pds-filter select{width:100%;min-height:42px;padding:8px 12px;border:1px solid #cfd9e3;border-radius:10px;font:inherit;font-size:15px;background:#fff;color:#1d2733}
.pds-btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:42px;padding:9px 18px;border:0;border-radius:12px;background:#14365a;color:#fff!important;font:700 15px "Times New Roman",Tinos,serif;text-decoration:none;cursor:pointer}
.pds-btn:hover{background:#0b2039}
.pds-btn:focus-visible,.pds-link:focus-visible,.pds-tabs a:focus-visible{outline:2px solid #c9a05a;outline-offset:2px}
.pds-count{margin:14px 2px 10px;color:#55657a;font-size:15px}
.pds-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:14px}
.pds-grid.is-2{grid-template-columns:repeat(auto-fill,minmax(260px,1fr))}
.pds-card{display:flex;flex-direction:column;gap:8px;padding:16px;border:1px solid #e3d6b8;border-radius:16px;background:#fff;box-shadow:0 4px 14px #0f2a4a0d;min-width:0}
.pds-card h3{margin:0;font-size:17.5px;line-height:1.35}
.pds-card h3 a{color:#0f2a4a;text-decoration:none}
.pds-card h3 a:hover{text-decoration:underline}
.pds-card.is-compact h3{font-size:16px}
.pds-card-top{display:flex;flex-wrap:wrap;gap:6px}
.pds-tag{padding:3px 9px;border-radius:999px;background:#f3ead6;color:#7a5a22;font:700 11.5px/1.4 Arial,sans-serif;letter-spacing:.02em}
.pds-tag.is-van-ban{background:#e7f0f8;color:#14365a}.pds-tag.is-de-thi{background:#eef3ea;color:#2f5b2a}.pds-tag.is-open{background:#e6f5ec;color:#11683a}
.pds-sub{margin:0;color:#55657a;font-size:14.5px;line-height:1.4}
.pds-meta{display:flex;flex-wrap:wrap;gap:4px 12px;margin:0;font-size:14px;color:#4a5a6a}
.pds-meta span+span:before{content:"·";margin-right:12px;color:#c9a05a}
.pds-card-actions{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:auto;padding-top:4px}
.pds-link{color:#14365a;font-weight:700;text-decoration:none}
.pds-link:hover{text-decoration:underline}
.pds-empty{padding:28px;text-align:center;border:1px dashed #c9a05a;border-radius:14px;background:#fffaf0}
.pds .cvc-pagination{margin-top:18px}
.pds-how{margin-top:28px;padding:20px 22px;border-radius:16px;background:#fff;border:1px solid #e3d6b8}
.pds-how h2{margin:0 0 10px;color:#0f2a4a;font-size:21px}
.pds-how ol{margin:0;padding-left:22px;line-height:1.6}
.pds-h3{margin:14px 0 8px;color:#0f2a4a;font-size:17px}
.pds-h3 small{font-weight:400;color:#55657a}
/* trang đích */
.pds-dhero{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:24px;align-items:start;padding:22px;border-radius:20px;background:#fff;border:1px solid #e3d6b8;box-shadow:0 10px 30px #0f2a4a12}
.pds-dhero h1{margin:0 0 10px;color:#0f2a4a;font-size:28px;line-height:1.25;text-wrap:balance}
.pds-dhero .pds-lead{color:#3c4a5a}
.pds-chips{list-style:none;display:flex;flex-wrap:wrap;gap:8px;margin:14px 0;padding:0}
.pds-chips li{padding:5px 12px;border:1px solid #c9a05a;border-radius:999px;background:#fffaf0;color:#0f2a4a;font-size:14.5px}
.pds-dhero-actions{display:flex;flex-wrap:wrap;align-items:center;gap:10px}
.pds-note{margin:10px 0 0;color:#55657a;font-size:14px}
.cvc-pdf-btn.is-ghost{background:#fff;border-color:#cfd9e3}
.pds-cover{margin:0}
.pds-cover img{display:block;width:100%;height:auto;aspect-ratio:1/1;border-radius:14px;box-shadow:0 10px 26px #0f2a4a26}
.pds-cover figcaption{display:flex;flex-wrap:wrap;gap:6px 12px;justify-content:center;margin-top:10px;font-size:14px}
.pds-cover figcaption a,.pds-copy{color:#14365a;font-weight:700;text-decoration:none;background:none;border:0;padding:0;font:inherit;font-weight:700;cursor:pointer}
.pds-cols{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:18px;margin-top:18px;align-items:start}
.pds-box{padding:18px 20px;border:1px solid #e3d6b8;border-radius:16px;background:#fff;margin-bottom:16px;min-width:0}
.pds-box h2{margin:0 0 10px;color:#0f2a4a;font-size:20px}
.pds-exams{margin:0;padding-left:22px}
.pds-exams li{padding:8px 0;border-bottom:1px solid #f0e8d6}
.pds-exams li:last-child{border-bottom:0}
.pds-exams a{color:#0f2a4a;font-weight:700}
.pds-exams small{display:block;margin:2px 0 6px;color:#55657a}
.pds-q{margin:0 0 12px;line-height:1.5}
.pds-q p{margin:0 0 4px}
.pds-q ul{list-style:none;margin:0;padding-left:18px}
.pds-ans{margin-top:6px}
.pds-ans summary{cursor:pointer;color:#14365a;font-weight:700}
.pds-ans>div{margin-top:6px;padding:8px 11px;background:#fcefc4;border-left:4px solid #c9a05a;font-size:15px}
.pds-ans i{color:#6a5a35}
.pds-more{margin:10px 0 0;padding:10px;border:1px dashed #c9a05a;border-radius:12px;background:#fffaf0;text-align:center}
.pds-docs{margin:0;padding-left:18px;line-height:1.5}
.pds-docs li{margin-bottom:4px}.pds-docs span{color:#4a5a6a}
.pds-pos{margin:0;padding-left:18px;font-size:14.5px;line-height:1.45}
.pds-aic{background:linear-gradient(160deg,#0f2a4a,#173c66);color:#e8eef5;border-color:#0f2a4a}
.pds-aic h2{color:#f0cf91}
.pds-aic .pds-btn{background:#c9a05a;color:#0f2a4a!important}
.pds-related{margin-top:10px}
.pds-related h2{color:#0f2a4a;font-size:21px}
/* khối trang chủ */
.pds-home{padding:34px 16px;background:#fbf7ee;border-top:1px solid #efe4cc;border-bottom:1px solid #efe4cc;font-family:"Times New Roman",Tinos,serif}
.pds-home-in{max-width:1180px;margin:0 auto}
.pds-home-head{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:12px;margin-bottom:16px}
.pds-home-head h2{margin:0 0 6px;color:#0f2a4a;font-size:28px}
.pds-home-head p{margin:0;color:#4a5a6a;max-width:70ch}
.pds-home-cols{display:grid;grid-template-columns:minmax(0,1.7fr) minmax(0,1fr);gap:20px}
.pds-rank{list-style:none;margin:0;padding:0;border:1px solid #e3d6b8;border-radius:16px;background:#fff}
.pds-rank li{display:grid;grid-template-columns:30px 1fr auto;gap:8px;align-items:baseline;padding:10px 14px;border-bottom:1px solid #f0e8d6}
.pds-rank li:last-child{border-bottom:0}
.pds-rank b{color:#c9a05a;font-size:18px}
.pds-rank a{color:#0f2a4a;font-weight:700;text-decoration:none;line-height:1.35}
.pds-rank a:hover{text-decoration:underline}
.pds-rank small{color:#55657a;white-space:nowrap}
/* khối văn bản + dải tài liệu */
.pds-legal{margin:0 0 22px;padding:18px 20px;border:1px solid #e3d6b8;border-radius:16px;background:#fffaf0;font-family:"Times New Roman",Tinos,serif}
.pds-legal h2{margin:0 0 10px;color:#0f2a4a;font-size:21px}
.pds-legal-row{display:flex;flex-wrap:wrap;gap:10px 18px;align-items:center;justify-content:space-between}
.pds-legal-row p{margin:0;flex:1 1 320px}
.pds-banner{display:flex;align-items:center;gap:14px;margin:0 0 18px;padding:14px 18px;border-radius:16px;background:linear-gradient(110deg,#0f2a4a,#1d4a78);color:#fff;text-decoration:none;box-shadow:0 8px 22px #0f2a4a26}
.pds-banner-ic{flex:none;display:grid;place-items:center;width:48px;height:48px;border-radius:12px;background:#c9a05a;color:#0f2a4a;font:700 14px Arial,sans-serif}
.pds-banner b{display:block;font-size:17px}.pds-banner small{display:block;color:#dbe4ef;font-size:14px}
.pds-banner-go{margin-left:auto;white-space:nowrap;color:#f0cf91;font-weight:700}
@media (max-width:900px){.pds-hero,.pds-dhero,.pds-cols,.pds-home-cols{grid-template-columns:1fr}.pds-cover{max-width:360px}}
@media (max-width:600px){.pds-wrap{padding:12px 16px 40px}.pds-hero{padding:18px}.pds-hero h1{font-size:24px}.pds-dhero{padding:16px}.pds-dhero h1{font-size:23px}.pds-grid,.pds-grid.is-2{grid-template-columns:1fr}.pds-home-head h2{font-size:23px}.pds-banner{flex-wrap:wrap}.pds-banner-go{margin-left:0}.pds-filter label{flex:1 1 100%}}
.pds h1,.pds h2,.pds h3,.pds-home h2,.pds-legal h2{font-weight:700}
.pds-hero h1{color:#fff}
.pds-rank a{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.pds-legal .pds-h3{margin-top:20px}
@media (max-width:600px){.pds-hero-facts{display:none}.pds-tabs{flex-wrap:nowrap;overflow-x:auto;padding-bottom:4px}.pds-tabs a{white-space:nowrap;flex:none}}