:root{--green: #022452;--green-light: #0a3470;--green-pale: #d4dfee;--green-bg: #edf2f9;--white: #ffffff;--page-bg: #f8f8f8;--text: #1a1a1a;--text-muted: #666666;--text-light: #999999;--border: #e5e5e5;--border-strong: #d0d0d0;--info-bg: #edf2f7;--info-border: #c5d5e8;--serif: "Source Serif 4", Georgia, "Times New Roman", serif;--sans: system-ui, -apple-system, "Segoe UI", sans-serif;--max-width: 760px}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html{font-size:16px}.page-outer{overflow-x:hidden}body{font-family:var(--sans);background:var(--page-bg);color:var(--text);line-height:1.6;min-height:100vh}a{color:var(--green);text-decoration:none}a:hover{color:var(--green-light);text-decoration:underline}.topbar{background:var(--green);color:#fff;padding:0 1.5rem;height:52px;display:flex;align-items:center;justify-content:space-between;gap:0;position:sticky;top:0;z-index:9999;box-shadow:0 1px 3px #0003}.topbar-left{display:flex;align-items:center;gap:.5rem;flex-shrink:0}.topbar-logo{display:flex;align-items:center}.topbar-logo img{border-radius:5px}.topbar-brand{font-family:var(--sans);font-size:.9rem;font-weight:600;color:#ffffffd9;white-space:nowrap;text-decoration:none}.topbar-brand:hover{color:#fff;text-decoration:none}.topbar-sep{color:#ffffff59;margin:0 .6rem;font-weight:300;font-size:1.1rem}.topbar-course{font-family:var(--sans);font-size:.9rem;font-weight:400;color:#ffffffb3;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.topbar-tagline{font-family:var(--serif);font-size:.78rem;font-style:italic;color:#ffffff73;white-space:nowrap;margin-left:.5rem}@media(max-width:768px){.topbar-tagline{display:none}}.topbar-spacer{flex:1}.courses-dropdown{position:relative}.courses-dropdown summary{list-style:none;cursor:pointer;color:#ffffffbf;padding:.35rem;border-radius:4px;display:flex;align-items:center;justify-content:center;user-select:none}.courses-dropdown 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a:hover{background:#f0f7f3;color:var(--green);text-decoration:none}.dropdown-num{font-size:.68rem;font-weight:700;color:#fff;background:var(--green);width:1.5rem;height:1.5rem;border-radius:3px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.topbar-right{display:flex;align-items:center;gap:.75rem;flex-shrink:0}.topbar-signin{font-family:var(--sans);font-size:.82rem;font-weight:500;color:#ffffffbf;text-decoration:none}.topbar-signin:hover{color:#fff;text-decoration:none}.profile-dropdown{position:relative}.profile-dropdown summary{list-style:none;cursor:pointer;width:28px;height:28px;border-radius:50%;background:#888;display:flex;align-items:center;justify-content:center;font-family:var(--sans);font-size:.7rem;font-weight:700;color:#fff;flex-shrink:0;user-select:none}.profile-dropdown summary::-webkit-details-marker{display:none}.profile-dropdown[open] summary{background:#aaa}.profile-menu{position:absolute;top:calc(100% + 8px);right:0;background:#fff;border-radius:8px;box-shadow:0 4px 24px #0000002e,0 1px 4px #0000001a;min-width:160px;padding:.4rem 0;z-index:200}.profile-menu-item{display:block;padding:.45rem 1rem;font-family:var(--sans);font-size:.83rem;color:#1a1a1a;text-decoration:none;white-space:nowrap}.profile-menu-item:hover{background:#f0f7f3;color:var(--green);text-decoration:none}.profile-menu-item.disabled{color:#bbb;cursor:default;pointer-events:none}.profile-menu-role{padding:.15rem 1rem .35rem;text-align:center}.role-tag{font-size:.62rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;padding:.15rem .5rem;border-radius:3px}.role-admin{background:#022452;color:#fff}.role-webmaster{background:#0a3470;color:#fff}.role-editor{background:#d4dfee;color:#022452}.role-viewer{background:#e8e8e8;color:#555}.profile-menu-divider{border:none;border-top:1px solid #e5e5e5;margin:.3rem 0}.page-wrap{max-width:var(--max-width);margin:0 auto;padding:2.5rem 1.5rem 4rem;overflow-x:visible}h1{font-family:var(--serif);font-size:2rem;font-weight:700;color:var(--text);line-height:1.25;letter-spacing:-.01em}h2{font-family:var(--sans);font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--text-muted);margin:0 0 1rem}h3{font-family:var(--sans);font-size:1rem;font-weight:600;color:var(--text)}p{margin-bottom:1em}p:last-child{margin-bottom:0}.badge{display:inline-flex;align-items:center;font-family:var(--sans);font-size:.68rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;padding:.2rem .55rem;border-radius:3px;line-height:1.4}.badge-green{background:var(--green-pale);color:var(--green)}.badge-gray{background:#e8e8e8;color:#555}.badge-preview{background:var(--green);color:#fff}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip-nav{position:absolute;top:-100%;left:1rem;z-index:10001;background:var(--green);color:#fff;padding:.5rem 1rem;border-radius:0 0 6px 6px;font-size:.85rem;font-weight:600;text-decoration:none;transition:top .2s}.skip-nav:focus{top:0;color:#fff;text-decoration:none}.divider{border:none;border-top:1px solid var(--border);margin:2rem 0}footer{background:#011a3d;color:#fff9;margin-top:0;min-height:620px}.footer-wrap{max-width:var(--max-width);margin:0 auto;padding:3rem 1.5rem;display:flex;justify-content:space-between}.footer-brand{display:flex;flex-direction:column;gap:.4rem}.footer-brand-row{display:flex;align-items:center;gap:.5rem}.footer-brand span{font-family:var(--sans);font-size:.9rem;font-weight:600;color:#fffc}.footer-brand p{font-family:var(--serif);font-size:.82rem;font-style:italic;color:#fff6;margin:0;max-width:220px}.footer-links{display:flex;gap:3rem}.footer-col{display:flex;flex-direction:column;gap:.4rem}.footer-col h4{font-family:var(--sans);font-size:.65rem;font-weight:700;text-transform:uppercase;letter-spacing:.12em;color:#fff6;margin-bottom:.25rem}.footer-col a{font-size:.82rem;color:#ffffffb3;text-decoration:none}.footer-col a:hover{color:#fff;text-decoration:none}.footer-note{font-size:.75rem;color:#fff6}@media(max-width:640px){.footer-wrap{flex-direction:column;gap:2rem}}