:root{--bib-bg:#ffffff;--bib-text:#111827;--bib-muted:#667085;--bib-soft:#98a2b3;--bib-line:#e5e7eb;--bib-primary:#155eef;--bib-primary-dark:#0f3fa8}.bib-page{width:min(1320px,100%);margin:0 auto;padding:56px 32px 80px}.bib-header{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:48px;align-items:center;padding:44px 48px;border:1px solid rgba(21,94,239,.1);border-radius:30px;background:radial-gradient(circle at top right,rgba(21,94,239,.12),rgba(21,94,239,0) 34%),linear-gradient(180deg,rgba(247,250,255,.96) 0,#fff 100%);box-shadow:0 24px 60px rgba(16,33,70,.08);position:relative;overflow:hidden}.bib-header::before{content:"";position:absolute;inset:auto auto -80px -50px;width:240px;height:240px;border-radius:50%;background:radial-gradient(circle,rgba(21,94,239,.1),rgba(21,94,239,0));pointer-events:none}.bib-eyebrow{margin:0 0 14px;color:var(--bib-primary);font-size:.78rem;font-weight:800;letter-spacing:.18em;text-transform:uppercase}.bib-title{max-width:760px;margin:0;color:var(--bib-text);font-size:clamp(2.3rem, 4.8vw, 4.45rem);font-weight:800;line-height:1.02;letter-spacing:-.05em}.bib-lead{max-width:700px;margin:22px 0 0;color:var(--bib-muted);font-size:1.02rem;line-height:1.72}.bib-header-img{position:relative;display:grid;align-self:start}.bib-header-img img{display:block;max-width:100%;height:auto}.bib-header-counter{position:absolute;bottom:12px;left:50%;transform:translateX(-50%);padding:14px 22px 12px;background:#00194c;color:rgba(255,255,255,.8);font-size:.72rem;font-weight:500;line-height:1.3;text-align:center;border-radius:14px;box-shadow:0 14px 32px rgba(0,25,76,.28);white-space:nowrap}.bib-header-counter strong{display:block;color:#fff;font-size:1.6rem;font-weight:760;line-height:1;letter-spacing:-.04em;margin-bottom:2px}.bib-count{color:var(--bib-muted);font-size:.92rem;line-height:1.5}.bib-count strong{display:block;margin-bottom:6px;color:var(--bib-text);font-size:2.15rem;font-weight:760;line-height:1;letter-spacing:-.05em}.bib-shell{display:grid;grid-template-columns:360px minmax(0,1fr);gap:64px;align-items:start;padding-top:36px}.bib-sidebar{position:sticky;top:100px;max-height:calc(100vh - 130px);overflow-y:auto;overscroll-behavior:contain;padding-right:20px;scrollbar-width:thin;scrollbar-color:var(--bib-line) transparent}.bib-sidebar::-webkit-scrollbar{width:6px}.bib-sidebar::-webkit-scrollbar-track{background:0 0}.bib-sidebar::-webkit-scrollbar-thumb{background:var(--bib-line);border-radius:3px}.bib-sidebar-label{margin:0 0 18px;color:var(--bib-soft);font-size:.72rem;font-weight:760;letter-spacing:.15em;text-transform:uppercase}.bib-section-tree{display:grid;gap:0}.bib-section-row{display:grid;grid-template-columns:1fr auto;align-items:center;padding:10px 0;color:var(--bib-muted);font-size:.84rem;font-weight:400;line-height:1.35;cursor:pointer;transition:color 160ms;background:0 0;border:none;text-align:left;font-family:inherit;width:100%;gap:8px}.bib-section-row.is-expanded,.bib-section-row:hover{color:var(--bib-text)}.bib-section-row.is-expanded{font-weight:620}.bib-section-caret{font-size:.6rem;color:var(--bib-soft);transition:transform .2s;flex-shrink:0}.bib-section-row.is-expanded .bib-section-caret{transform:rotate(90deg)}.bib-section-children{display:none;padding-left:16px;border-left:1px solid var(--bib-line);margin-left:6px;margin-bottom:2px}.bib-section-row.is-expanded+.bib-section-children{display:block}.bib-tree-chapter{padding:14px 0 4px}.bib-tree-chapter-title{margin:0 0 6px;color:var(--bib-text);font-size:.78rem;font-weight:680;line-height:1.35;letter-spacing:-.01em}.bib-tree-chapter-num{color:var(--bib-primary);font-size:.62rem;font-weight:760;letter-spacing:.06em;margin-right:6px}.bib-tree-questions{display:grid;gap:1px;padding-left:12px}.bib-tree-question{display:block;padding:4px 0;color:var(--bib-soft);font-size:.76rem;font-weight:350;line-height:1.42;cursor:pointer;transition:color 160ms;background:0 0;border:none;text-align:left;font-family:inherit;width:100%}.bib-tree-question.is-active,.bib-tree-question:hover{color:var(--bib-primary-dark)}.bib-tree-question.is-active{font-weight:620}.bib-content{max-width:860px;padding-bottom:80px}.bib-breadcrumb{margin:0 0 18px;color:var(--bib-soft);font-size:.76rem;font-weight:760;letter-spacing:.12em;text-transform:uppercase}.bib-content-title{margin:0;color:var(--bib-text);font-size:clamp(2rem, 3.8vw, 3.75rem);font-weight:760;line-height:1.03;letter-spacing:-.06em}.bib-share{display:flex;align-items:center;gap:12px;margin-top:40px;padding-top:24px;border-top:1px solid var(--bib-border,#e2e8f0)}.bib-share span{font-size:14px;font-weight:700;color:var(--bib-text);margin-right:4px}.bib-share a{width:38px;height:38px;border-radius:50%;background:var(--bib-bg-alt,#f1f5f9);color:var(--bib-text);display:flex;align-items:center;justify-content:center;font-size:15px;transition:background .15s,color .15s}.bib-share a:hover{background:var(--pp-primary,#1a56db);color:#fff}.bib-answer{margin-top:32px;color:#263447;font-size:1.08rem;line-height:1.78}.bib-answer p{margin:0 0 20px}.bib-inline-cta{display:grid;grid-template-columns:auto 1fr auto;gap:12px;align-items:center;margin:6px 0 22px;padding:14px 16px;border:1px solid rgba(255,255,255,.08);border-radius:12px;background:linear-gradient(180deg,#0f2f73 0,#0b255e 100%);color:var(--white);text-decoration:none;box-shadow:0 12px 26px rgba(8,28,73,.22);transition:border-color 160ms,background 160ms,transform 160ms,box-shadow 160ms}.bib-inline-cta:hover{border-color:rgba(142,197,255,.28);background:linear-gradient(180deg,#12357f 0,#0d2967 100%);transform:translateY(-1px);box-shadow:0 16px 30px rgba(8,28,73,.3);color:var(--white)}.bib-inline-cta__icon{width:36px;height:36px;display:inline-flex;align-items:center;justify-content:center;border-radius:999px;background:rgba(255,255,255,.12);color:#9bc2ff;font-size:15px}.bib-inline-cta__content{display:grid;gap:2px;min-width:0}.bib-inline-cta__content strong{color:var(--white);font-size:14px;font-weight:800;line-height:1.25}.bib-inline-cta__content small{color:rgba(255,255,255,.8);font-size:12px;line-height:1.45}.bib-inline-cta__arrow{color:#9bc2ff;font-size:12px}.bib-columns{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;margin-top:32px;padding-top:20px;border-top:1px solid var(--bib-line)}.bib-block h3{margin:0 0 10px;color:var(--bib-text);font-size:.76rem;font-weight:760;letter-spacing:.1em;text-transform:uppercase}.bib-block ul{display:grid;gap:4px;margin:0;padding:0;color:var(--bib-muted);font-size:.84rem;line-height:1.45;list-style:none}.bib-block li{position:relative;padding-left:14px}.bib-block li::before{position:absolute;top:.6em;left:0;width:4px;height:4px;border-radius:999px;background:var(--bib-primary);content:""}.bib-summary{margin-top:42px;padding-top:26px;border-top:1px solid var(--bib-line);color:var(--bib-text);font-size:1.05rem;line-height:1.7}.bib-summary strong{color:var(--bib-primary-dark)}.bib-sources{margin-top:28px;padding-top:16px;border-top:1px solid var(--bib-line);color:var(--bib-muted);font-size:.76rem;line-height:1.5}.bib-sources-label{font-weight:680;color:var(--bib-text);margin-right:6px}.bib-source-link{color:var(--bib-primary);text-decoration:none;margin-right:16px}.bib-source-link::after{content:" ↗";font-size:.68rem}.bib-source-link:hover{text-decoration:underline}.bib-related{margin-top:20px;padding-top:14px;border-top:1px solid var(--bib-line)}.bib-related h3{margin:0 0 8px;color:var(--bib-text);font-size:.76rem;font-weight:680;letter-spacing:.08em;text-transform:uppercase}.bib-related ul{display:grid;gap:0;margin:0;padding:0;list-style:none}.bib-related-link{display:block;padding:3px 0;color:var(--bib-primary);font-size:.84rem;font-weight:500;line-height:1.35;cursor:pointer;background:0 0;border:none;text-align:left;font-family:inherit;width:100%;transition:color 160ms}.bib-related-link:hover{color:var(--bib-primary-dark);text-decoration:underline}.bib-related-badge{flex-shrink:0;padding:1px 8px;border-radius:999px;background:#eef2ff;color:var(--bib-primary);font-size:.64rem;font-weight:680;letter-spacing:.04em;text-transform:uppercase}.bib-cta-wrap{margin-top:48px;padding-top:28px;border-top:1px solid var(--bib-line)}.bib-welcome{padding:20px 0}.bib-welcome-title{margin:0 0 12px;color:var(--bib-text);font-size:1.6rem;font-weight:760;line-height:1.2;letter-spacing:-.03em}.bib-welcome-lead{max-width:620px;margin:0 0 36px;color:var(--bib-muted);font-size:1.02rem;line-height:1.7}.bib-welcome-search{margin:0 0 28px}.bib-welcome-search__label{display:block;margin:0 0 12px;color:var(--bib-primary);font-size:13px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.bib-welcome-search__form{position:relative;width:100%}.bib-welcome-search__input{width:100%;height:46px;padding:0 44px 0 14px;border:1px solid rgba(50,75,125,.18);border-radius:8px;background:#f7f9fc;color:var(--bib-text);font-family:inherit;font-size:14px;font-weight:500;outline:0;transition:border-color .2s,box-shadow .2s,background .2s}.bib-welcome-search__input:focus{background:#fff;border-color:var(--bib-primary);box-shadow:0 0 0 3px rgba(21,94,239,.06)}.bib-welcome-search__button{position:absolute;right:8px;bottom:8px;width:30px;height:30px;display:flex;align-items:center;justify-content:center;padding:0;border:none;border-radius:6px;background:var(--bib-primary);color:#fff;cursor:pointer;transition:background 160ms}.bib-welcome-search__button:hover{background:var(--bib-primary-dark)}.bib-welcome-search__button i{display:block;line-height:1}.bib-welcome-search__hint{margin:10px 0 0;color:var(--bib-muted);font-size:13px;line-height:1.5}.bib-welcome-search__hint.is-error{color:#b42318}.bib-welcome-search__results{margin-top:10px}.bib-welcome-search__list{display:grid;gap:8px;max-height:220px;overflow-y:auto;overscroll-behavior:contain;padding-right:4px;scrollbar-width:thin;scrollbar-color:var(--bib-line) transparent}.bib-welcome-search__list::-webkit-scrollbar{width:6px}.bib-welcome-search__list::-webkit-scrollbar-track{background:0 0}.bib-welcome-search__list::-webkit-scrollbar-thumb{background:var(--bib-line);border-radius:999px}.bib-welcome-search__result{width:100%;padding:10px 12px;border:1px solid rgba(50,75,125,.12);border-radius:8px;background:#fff;color:var(--bib-text);text-align:left;font:inherit;cursor:pointer;transition:border-color 160ms,background 160ms,transform 160ms}.bib-welcome-search__result:hover{background:#f7faff;border-color:rgba(21,94,239,.22);transform:translateY(-1px)}.bib-welcome-search__result-title{display:block;font-size:.86rem;font-weight:650;line-height:1.35;color:var(--bib-text)}.bib-welcome-search__result-meta{display:block;margin-top:4px;font-size:.72rem;line-height:1.35;color:var(--bib-soft)}.bib-welcome-cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}.bib-welcome-card{padding:28px 24px;border-radius:0;background:#f9fafb}.bib-welcome-card-icon{display:grid;place-items:center;width:40px;height:40px;margin-bottom:16px;border-radius:50%;background:#eef2ff;color:var(--bib-primary);font-size:1rem;font-weight:760}.bib-welcome-card h3{margin:0 0 8px;color:var(--bib-text);font-size:.94rem;font-weight:680;line-height:1.3}.bib-welcome-card p{margin:0;color:var(--bib-muted);font-size:.86rem;line-height:1.6}@media (max-width:640px){.bib-welcome-cards{grid-template-columns:1fr;gap:10px}.bib-welcome-lead{margin-bottom:20px}.bib-welcome-card{padding:14px 12px}.bib-welcome-card-icon{width:28px;height:28px;margin-bottom:10px;font-size:.82rem}.bib-welcome-card h3{margin-bottom:4px;font-size:.84rem}.bib-welcome-card p{font-size:.76rem;line-height:1.45}}.bib-loading{display:grid;place-items:center;min-height:400px;color:var(--bib-muted);font-size:1.1rem}.bib-error{display:grid;place-items:center;min-height:400px;color:#dc2626;font-size:1.1rem;text-align:center}.bib-drawer-close,.bib-mobile-nav,.bib-mobile-nav__top,.bib-mobile-toggle,.bib-sidebar-backdrop{display:none}@media (max-width:980px){.bib-welcome{padding:12px 0}.bib-welcome-title{margin-bottom:10px;font-size:1.35rem}.bib-welcome-search{margin-bottom:18px}.bib-header{grid-template-columns:1fr;gap:28px;padding:34px 32px}.bib-shell{grid-template-columns:1fr;gap:0}.bib-sidebar{position:fixed;top:0;left:0;width:85vw;max-width:340px;height:100%;height:100dvh;z-index:1050;background:#fff;box-shadow:4px 0 40px rgba(0,0,0,.15);transform:translateX(-100%);transition:transform .28s cubic-bezier(.4,0,.2,1);overflow-y:auto;overscroll-behavior:contain;padding:24px 20px 32px;border-radius:0;max-height:none}.bib-sidebar.is-open{transform:translateX(0)}.bib-sidebar-label{font-size:.68rem;margin:-30px 0 14px;padding-right:44px}.bib-drawer-close{display:flex;align-items:center;justify-content:center;width:36px;height:36px;margin-bottom:0;margin-left:auto;border:none;background:0 0;color:var(--bib-soft);font-size:1.2rem;cursor:pointer;border-radius:50%;transition:background 160ms,color 160ms}.bib-drawer-close:hover{background:#f3f4f6;color:var(--bib-text)}.bib-sidebar-backdrop{display:block;position:fixed;inset:0;z-index:1040;background:rgba(0,0,0,.35);opacity:0;pointer-events:none;transition:opacity .28s}.bib-sidebar-backdrop.is-visible{opacity:1;pointer-events:auto}.bib-mobile-toggle{display:flex;align-items:center;gap:6px;position:fixed;bottom:20px;left:50%;transform:translateX(-50%);z-index:1030;padding:10px 16px;background:var(--bib-primary);color:#fff;border:none;border-radius:22px;font-family:inherit;font-size:.8rem;font-weight:600;cursor:pointer;box-shadow:0 4px 18px rgba(21,94,239,.28);transition:background 160ms,box-shadow 160ms,opacity .25s,transform .25s}.bib-mobile-toggle:hover{background:var(--bib-primary-dark);box-shadow:0 6px 30px rgba(21,94,239,.45)}.bib-mobile-toggle.is-hidden{opacity:0;pointer-events:none;transform:translateX(-50%) translateY(12px)}.bib-content{max-width:none}.bib-mobile-nav__top{display:block;margin-bottom:16px}.bib-mobile-nav__top .bib-mobile-back{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;background:#f3f4f6;color:var(--bib-text);border:none;border-radius:20px;font-family:inherit;font-size:.8rem;font-weight:580;cursor:pointer;transition:background 160ms}.bib-mobile-nav__top .bib-mobile-back:hover{background:#e5e7eb}.bib-mobile-nav{display:flex;justify-content:space-between;gap:12px;margin-top:32px;padding-top:20px;border-top:1px solid var(--bib-line)}.bib-mobile-nav__arrow{display:inline-flex;align-items:center;gap:4px;padding:10px 16px;background:#f3f4f6;color:var(--bib-text);border:none;border-radius:20px;font-family:inherit;font-size:.8rem;font-weight:580;cursor:pointer;transition:background 160ms}.bib-mobile-nav__arrow:hover{background:#e5e7eb}.bib-mobile-nav__arrow:disabled{opacity:.35;cursor:default}}@media (max-width:640px){.bib-page{padding:24px 20px 64px}.bib-header{padding:28px 22px;border-radius:22px;gap:22px}.bib-title{font-size:2.15rem;line-height:1.05}.bib-lead{font-size:.96rem;line-height:1.68}.bib-header-img{max-width:260px;margin:0 auto}.bib-shell{padding-top:14px}.bib-columns{grid-template-columns:1fr;gap:32px}.bib-section-children{padding-left:12px}}