:root{--bd-ink:#092b45;--bd-navy:#0c304b;--bd-blue:#0876b9;--bd-deep:#0b659d;--bd-muted:#52616f;--bd-line:#c3d4e0;--bd-wash:#eaf4fa;--bd-pale:#f4fafc;--bd-red:#d92d4a;--bd-white:#fff}
html{scroll-behavior:smooth} body{background:var(--bd-white);color:#183449;font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.72}
.bd-ticker{background:var(--bd-ink);color:#e8f7ff;font-size:.78rem;font-weight:800;letter-spacing:.035em;overflow:hidden;padding:.5rem 0;white-space:nowrap}.bd-ticker-track{display:flex;gap:5rem;min-width:max-content;padding-left:1.5rem}.bd-ticker-track span{display:inline-block}
#quarto-sidebar{background:var(--bd-white);border-right:1px solid var(--bd-line);top:2.35rem}#quarto-sidebar .sidebar-title,#quarto-sidebar .sidebar-item-text{color:var(--bd-ink);font-weight:750}#quarto-sidebar .sidebar-item a:hover,#quarto-sidebar .sidebar-item a.active{background:var(--bd-wash);border-radius:7px;color:var(--bd-deep)}#quarto-header{background:var(--bd-white);border-bottom:1px solid var(--bd-line);top:2.35rem}#quarto-header .navbar-brand,#quarto-header .nav-link,.quarto-search-button{color:var(--bd-ink);font-weight:750}
.quarto-title-block{background:linear-gradient(105deg,#092b45 0%,#0c304b 58%,#123f5e 100%);border-radius:14px;box-shadow:0 16px 38px rgba(4,38,61,.16);color:var(--bd-white);margin:1rem 0 2rem;overflow:hidden;padding:clamp(1.8rem,5vw,3.6rem)}.quarto-title-block .title,.quarto-title-block .subtitle,.quarto-title-block .quarto-title-meta,.quarto-title-block .quarto-title-meta-heading,.quarto-title-block .quarto-title-meta-contents{color:var(--bd-white)!important}.quarto-title-block .title{font-size:clamp(2.35rem,5vw,4.4rem);font-weight:800;letter-spacing:-.055em;line-height:.98;max-width:14ch}.quarto-title-block .subtitle{color:#d9edf8!important;font-size:clamp(1rem,1.6vw,1.25rem);line-height:1.6;margin-top:1rem}
#quarto-content main.content{max-width:900px}h1,h2,h3,h4{color:var(--bd-ink);font-weight:800;letter-spacing:-.035em}h2{border-top:1px solid var(--bd-line);font-size:clamp(1.55rem,3vw,2rem);line-height:1.16;margin:3rem 0 1rem;padding-top:1.1rem}h3{color:#0e527d;font-size:1.2rem;line-height:1.3;margin-top:2rem}p,li{color:#365166}a{color:var(--bd-deep);font-weight:700;text-decoration-thickness:.09em;text-underline-offset:.16em}a:hover{color:#075e99}
blockquote{background:var(--bd-wash);border-left:5px solid var(--bd-blue);border-radius:0 10px 10px 0;color:var(--bd-ink);margin:1.5rem 0;padding:1.15rem 1.35rem}blockquote p{color:var(--bd-ink);font-weight:700;margin:0}.callout{background:var(--bd-pale);border:1px solid var(--bd-line);border-left:5px solid var(--bd-blue);border-radius:10px;box-shadow:none;margin:1.6rem 0}.callout.callout-warning{background:#fff5df;border-left-color:#9c6105}.callout.callout-important{background:#edf7fb;border-left-color:var(--bd-red)}.callout-title-container{color:var(--bd-ink);font-weight:800}.callout-body-container p,.callout-body-container li{color:#365166}
table{border:1px solid var(--bd-line);border-collapse:separate;border-radius:10px;border-spacing:0;font-size:.94rem;overflow:hidden}thead{background:var(--bd-ink);color:var(--bd-white)}thead th{color:var(--bd-white);font-weight:800}tbody tr:nth-child(even){background:var(--bd-pale)}tbody td,tbody th{border-color:var(--bd-line)}figure img{border:1px solid var(--bd-line);border-radius:12px;box-shadow:0 14px 34px rgba(12,48,75,.12)}figcaption{color:var(--bd-muted);font-size:.9rem;margin-top:.7rem}.page-footer{background:var(--bd-pale);border-top:1px solid var(--bd-line);color:var(--bd-muted);margin-top:4rem}
.flashcard-grid{display:grid;gap:1rem;grid-template-columns:repeat(2,minmax(0,1fr));margin:1.5rem 0 2.4rem}.flashcard{appearance:none;background:transparent;border:0;cursor:pointer;min-height:250px;padding:0;perspective:1200px;text-align:left;width:100%}.flashcard-inner{display:block;height:100%;min-height:250px;position:relative;transform-style:preserve-3d;transition:transform .5s ease}.flashcard.is-flipped .flashcard-inner{transform:rotateY(180deg)}.flashcard-face{backface-visibility:hidden;background:var(--bd-white);border:1px solid var(--bd-line);border-radius:12px;box-shadow:0 10px 24px rgba(10,57,84,.11);display:flex;flex-direction:column;inset:0;justify-content:space-between;padding:1.45rem;position:absolute}.flashcard-answer{background:var(--bd-ink);border-color:var(--bd-ink);color:#e7f5fb;transform:rotateY(180deg)}.flashcard-label{color:var(--bd-blue);font-size:.75rem;font-weight:850;letter-spacing:.1em;text-transform:uppercase}.flashcard-answer .flashcard-label{color:#a8e2f6}.flashcard-prompt,.flashcard-response{color:var(--bd-ink);font-size:1.2rem;font-weight:800;letter-spacing:-.025em;line-height:1.28;margin:auto 0}.flashcard-response{color:var(--bd-white)}.flashcard-hint{color:var(--bd-muted);font-size:.88rem;font-weight:700}.flashcard-answer .flashcard-hint{color:#d8edf8}.flashcard:hover .flashcard-face:not(.flashcard-answer),.flashcard:focus-visible .flashcard-face:not(.flashcard-answer){border-color:#72bddb;box-shadow:0 14px 30px rgba(10,57,84,.16)}.flashcard:focus-visible{border-radius:12px;outline:3px solid #7fc4e8;outline-offset:4px}
@media(max-width:520px){.flashcard-grid{grid-template-columns:1fr}}@media(max-width:576px){.bd-ticker{font-size:.7rem}.quarto-title-block{border-radius:0;margin-left:-1rem;margin-right:-1rem}#quarto-sidebar,#quarto-header{top:2.15rem}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.flashcard-inner{transition:none}}