:root{--bg-ivory: #FAF8F5;--bg-surface: #FFFFFF;--bg-subtle: #F1F5F9;--bg-code: #F8FAFC;--border-light: #E2E8F0;--border-blue: #93C5FD;--royal-primary: #1D4ED8;--royal-hover: #1E40AF;--royal-light: #EFF6FF;--emerald-text: #059669;--emerald-bg: #ECFDF5;--amber-text: #D97706;--amber-bg: #FFFBEB;--red-text: #DC2626;--red-bg: #FEF2F2;--text-heading: #0F172A;--text-body: #334155;--text-muted: #64748B;--font-heading: "Outfit", "Be Vietnam Pro", sans-serif;--font-body: "Be Vietnam Pro", -apple-system, BlinkMacSystemFont, sans-serif;--font-mono: "JetBrains Mono", Consolas, monospace;--shadow-sm: 0 1px 3px rgba(15, 23, 42, .06), 0 1px 2px rgba(15, 23, 42, .04);--shadow-md: 0 4px 12px rgba(15, 23, 42, .08);--radius-md: 10px;--radius-lg: 16px}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-body);background-color:var(--bg-ivory);color:var(--text-body);line-height:1.65;-webkit-font-smoothing:antialiased}.top-header{background:linear-gradient(135deg,#1e3a8a,#1d4ed8 60%,#2563eb);color:#fff;padding:28px 24px;border-bottom:4px solid var(--emerald-text)}.header-inner{max-width:1400px;margin:0 auto;display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:20px}.academy-badge{display:inline-block;background:#ffffff29;color:#fff;padding:5px 14px;border-radius:999px;font-size:.82rem;font-weight:600;letter-spacing:.03em;margin-bottom:10px}.hero-title{font-family:var(--font-heading);font-size:clamp(1.5rem,2.5vw,2.2rem);font-weight:800;line-height:1.25;margin-bottom:8px}.hero-subtitle{font-size:.98rem;color:#dbeafe;max-width:820px}.header-actions{display:flex;flex-direction:column;align-items:flex-end;gap:10px}.progress-card{background:#ffffff1f;border:1px solid rgba(255,255,255,.25);padding:12px 18px;border-radius:var(--radius-md);min-width:270px}.progress-label-row{display:flex;justify-content:space-between;font-size:.85rem;font-weight:600;margin-bottom:6px}.progress-bar-track{width:100%;height:8px;background:#ffffff38;border-radius:99px;overflow:hidden}.progress-bar-fill{height:100%;background:#34d399;transition:width .25s ease}.download-docx-btn{display:inline-flex;align-items:center;gap:8px;background:#fff;color:var(--royal-primary);font-weight:700;font-size:.9rem;padding:10px 18px;border-radius:var(--radius-md);text-decoration:none;box-shadow:var(--shadow-sm);transition:transform .15s ease,background .15s ease}.download-docx-btn:hover{background:var(--royal-light);transform:translateY(-1px)}.main-container{max-width:1400px;margin:0 auto;padding:24px 20px 64px}.toolbar-card{background:var(--bg-surface);border:1px solid var(--border-light);border-radius:var(--radius-lg);padding:16px 20px;margin-bottom:24px;box-shadow:var(--shadow-sm);display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between}.part-filter-pills{display:flex;flex-wrap:wrap;gap:8px}.filter-pill{border:1px solid var(--border-light);background:var(--bg-code);color:var(--text-body);padding:8px 14px;border-radius:999px;font-family:var(--font-body);font-size:.88rem;font-weight:600;cursor:pointer;transition:all .18s ease}.filter-pill:hover{border-color:var(--royal-primary);color:var(--royal-primary)}.filter-pill.active{background:var(--royal-primary);color:#fff;border-color:var(--royal-primary)}.search-box-wrap{display:flex;align-items:center;gap:8px;flex:1;min-width:260px;max-width:440px}.search-input{width:100%;padding:9px 14px;border:1px solid var(--border-light);border-radius:var(--radius-md);font-family:var(--font-body);font-size:.92rem;color:var(--text-heading);background:var(--bg-code)}.search-input:focus{outline:2px solid var(--royal-primary);background:#fff}.workspace-grid{display:grid;grid-template-columns:330px 1fr;gap:24px;align-items:start}.sidebar-toc{background:var(--bg-surface);border:1px solid var(--border-light);border-radius:var(--radius-lg);padding:18px;box-shadow:var(--shadow-sm);position:sticky;top:20px;max-height:calc(100vh - 40px);overflow-y:auto}.sidebar-heading{font-family:var(--font-heading);font-size:1.05rem;color:var(--text-heading);margin-bottom:12px;padding-bottom:10px;border-bottom:1px solid var(--border-light);display:flex;justify-content:space-between;align-items:center}.toc-list{display:flex;flex-direction:column;gap:6px}.toc-item-btn{width:100%;text-align:left;background:transparent;border:1px solid transparent;padding:10px 12px;border-radius:var(--radius-md);cursor:pointer;display:flex;align-items:flex-start;gap:10px;font-family:var(--font-body);transition:all .15s 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var(--border-light);border-radius:var(--radius-lg);padding:32px;box-shadow:var(--shadow-sm)}.chapter-meta-top{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-bottom:14px}.part-badge{background:var(--royal-light);color:var(--royal-primary);border:1px solid var(--border-blue);padding:5px 12px;border-radius:999px;font-size:.8rem;font-weight:700}.chapter-title-main{font-family:var(--font-heading);font-size:clamp(1.35rem,2vw,1.8rem);color:var(--text-heading);line-height:1.3;margin-bottom:12px}.chapter-summary-lead{font-size:1.02rem;color:var(--text-body);background:var(--bg-ivory);border-left:4px solid var(--royal-primary);padding:14px 18px;border-radius:0 var(--radius-md) var(--radius-md) 0;margin-bottom:20px}.skills-chip-row{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:24px}.skill-chip{background:var(--emerald-bg);color:var(--emerald-text);border:1px solid #A7F3D0;padding:4px 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ul{margin-left:20px;font-size:.9rem;color:var(--text-heading)}.content-section{margin:26px 0}.section-heading{font-family:var(--font-heading);font-size:1.22rem;color:var(--royal-primary);margin-bottom:10px}.section-para{margin-bottom:12px;font-size:1rem;color:var(--text-body)}.code-block-container{margin:16px 0;border:1px solid var(--border-blue);border-radius:var(--radius-md);overflow:hidden;background:var(--bg-code)}.code-block-header{background:var(--royal-light);padding:8px 14px;display:flex;justify-content:space-between;align-items:center;font-size:.84rem;font-weight:700;color:var(--royal-primary)}.code-preview-box{padding:14px 16px;font-family:var(--font-mono);font-size:.88rem;line-height:1.55;color:#1e293b;background:var(--bg-code);overflow-x:auto;white-space:pre-wrap;word-break:break-word}.table-scroll-wrap{width:100%;overflow-x:auto;margin:20px 0}.handbook-table{width:100%;border-collapse:collapse;font-size:.92rem}.handbook-table th{background:var(--royal-primary);color:#fff;text-align:left;padding:12px 14px;font-weight:700}.handbook-table td{padding:11px 14px;border-bottom:1px solid var(--border-light);color:var(--text-body)}.handbook-table tr:nth-child(2n) td{background:var(--bg-code)}.callout-box{padding:18px 20px;border-radius:var(--radius-md);margin:22px 0;border-left:5px solid var(--royal-primary);background:var(--royal-light)}.callout-box.tip{border-left-color:var(--emerald-text);background:var(--emerald-bg)}.callout-box.security{border-left-color:var(--red-text);background:var(--red-bg)}.callout-title{font-weight:700;font-size:1rem;color:var(--text-heading);margin-bottom:6px}.dod-checklist-box{background:var(--emerald-bg);border:1px solid #A7F3D0;border-radius:var(--radius-md);padding:18px 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20px;border-radius:var(--radius-md);font-weight:700;box-shadow:var(--shadow-md);z-index:1100}@media(max-width:980px){.workspace-grid{grid-template-columns:1fr}.sidebar-toc{position:static;max-height:none}.lab-body-grid{grid-template-columns:1fr}.chapter-reader-card{padding:20px 16px}}.portal-wrapper,.auth-page-shell{min-height:100vh;display:flex;flex-direction:column}.user-top-bar{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:10px}.user-top-bar .academy-badge{margin-bottom:0}.user-status-chip{background:#059669f2;color:#fff;padding:5px 14px;border-radius:999px;font-size:.82rem;font-weight:700;border:1px solid #6EE7B7}.header-btn-cluster{display:flex;flex-wrap:wrap;gap:10px;align-items:center;justify-content:flex-end}.download-docx-btn{border:none;cursor:pointer;font-family:var(--font-body)}.admin-trigger-btn{display:inline-flex;align-items:center;gap:8px;background:#fef3c7;color:#92400e;border:2px solid 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.88fr;gap:28px;align-items:start}.auth-curriculum-showcase{background:var(--bg-surface);border:1px solid var(--border-light);border-radius:var(--radius-lg);padding:32px;box-shadow:var(--shadow-sm)}.showcase-badge{display:inline-block;background:var(--royal-light);color:var(--royal-primary);font-weight:800;font-size:.8rem;padding:5px 12px;border-radius:999px;margin-bottom:12px}.showcase-title{font-family:var(--font-heading);font-size:1.65rem;color:var(--text-heading);line-height:1.3;margin-bottom:12px}.showcase-lead{font-size:.96rem;color:var(--text-body);margin-bottom:22px}.showcase-modules-list{display:flex;flex-direction:column;gap:14px;margin-bottom:24px}.showcase-module-item{display:flex;gap:14px;align-items:flex-start;background:var(--bg-ivory);border:1px solid var(--border-light);padding:14px 16px;border-radius:var(--radius-md)}.module-num-badge{background:var(--royal-primary);color:#fff;font-weight:800;font-size:.76rem;padding:5px 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#FCA5A5}.pending-title{font-family:var(--font-heading);font-size:1.6rem;color:var(--text-heading);margin-bottom:10px}.pending-desc{font-size:.98rem;color:var(--text-body);margin-bottom:24px}.pending-info-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;text-align:left;background:var(--bg-ivory);border:1px solid var(--border-light);padding:18px;border-radius:var(--radius-md);margin-bottom:24px}.pending-info-item{display:flex;flex-direction:column;gap:2px;font-size:.88rem}.pending-info-item span{color:var(--text-muted)}.pending-info-item strong{color:var(--text-heading)}.pending-actions-row{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin-bottom:16px}.pending-auto-note{font-size:.85rem;color:var(--emerald-text);font-weight:600}.admin-dashboard-modal{background:var(--bg-surface);border-radius:var(--radius-lg);max-width:1280px;width:100%;max-height:92vh;overflow-y:auto;padding:28px;box-shadow:var(--shadow-md)}.admin-modal-header{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:16px;padding-bottom:16px;border-bottom:1px solid var(--border-light);margin-bottom:20px}.admin-modal-title{font-family:var(--font-heading);font-size:1.45rem;color:var(--text-heading);margin-top:6px}.admin-modal-sub{font-size:.9rem;color:var(--text-body)}.admin-stats-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;margin-bottom:20px}.admin-stat-card{background:var(--bg-ivory);border:1px solid var(--border-light);padding:14px 16px;border-radius:var(--radius-md);display:flex;flex-direction:column;gap:4px}.admin-stat-card.pending{background:var(--amber-bg);border-color:#fcd34d}.admin-stat-card.approved{background:var(--emerald-bg);border-color:#a7f3d0}.admin-stat-card.rejected{background:var(--red-bg);border-color:#fca5a5}.stat-label{font-size:.8rem;font-weight:700;color:var(--text-muted)}.stat-value{font-family:var(--font-heading);font-size:1.55rem;color:var(--text-heading)}.admin-toolbar-row{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-bottom:18px}.admin-action-buttons{display:flex;flex-wrap:wrap;gap:8px;align-items:center}.btn-emerald{background:var(--emerald-text);color:#fff;border:none;padding:8px 14px;border-radius:8px;font-family:var(--font-body);font-weight:700;font-size:.85rem;cursor:pointer}.btn-emerald:hover{background:#047857}.btn-danger-outline{background:var(--red-bg);color:var(--red-text);border:1px solid #FCA5A5;padding:7px 12px;border-radius:8px;font-family:var(--font-body);font-weight:700;font-size:.82rem;cursor:pointer}.admin-create-user-box{background:var(--royal-light);border:1px solid var(--border-blue);border-radius:var(--radius-md);padding:18px;margin-bottom:18px}.admin-create-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:12px}.status-badge{display:inline-block;padding:4px 10px;border-radius:999px;font-size:.76rem;font-weight:800}.status-badge.approved{background:var(--emerald-bg);color:var(--emerald-text)}.status-badge.pending{background:var(--amber-bg);color:var(--amber-text)}.status-badge.rejected{background:var(--red-bg);color:var(--red-text)}.admin-row-actions{display:flex;flex-wrap:wrap;gap:6px}.site-author-footer{margin-top:auto;background:linear-gradient(135deg,#1e3a8a,#1d4ed8);color:#fff;border-top:4px solid var(--emerald-text);padding:22px 20px}.footer-inner{max-width:1400px;margin:0 auto;display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px}.footer-author-main{font-family:var(--font-heading);font-size:1.05rem;font-weight:800;color:#fff;letter-spacing:.01em}.footer-sub-links{font-size:.88rem;color:#dbeafe}@media(max-width:980px){.auth-split-grid{grid-template-columns:1fr}.admin-stats-grid{grid-template-columns:repeat(2,1fr)}.admin-create-grid,.form-row-2col,.pending-info-grid{grid-template-columns:1fr}}.header-brand-row{display:flex;align-items:center;gap:20px;flex:1;min-width:300px}.header-banner-logo{height:78px;width:auto;border-radius:12px;box-shadow:0 4px 14px #00000040;border:1px solid rgba(255,255,255,.28);flex-shrink:0;background:#041e42}.author-header-pill{flex-direction:row!important;align-items:center;gap:12px!important}.author-pill-badge-img{width:52px;height:52px;object-fit:contain;border-radius:50%;flex-shrink:0}.auth-login-hero-box{display:flex;flex-direction:column;align-items:center;text-align:center;padding-bottom:16px;margin-bottom:16px;border-bottom:1px solid var(--border-light)}.auth-emblem-pair,.auth-emblem-center{display:flex;justify-content:center;align-items:center;margin-bottom:10px}.auth-login-emblem-img{width:96px;height:96px;object-fit:contain;border-radius:50%;filter:drop-shadow(0 6px 14px rgba(29,78,216,.22))}.auth-login-brand-title{font-family:var(--font-heading);font-size:1.25rem;font-weight:800;color:var(--royal-primary);letter-spacing:.03em}.auth-login-brand-tagline{font-size:.84rem;font-weight:600;color:var(--text-muted)}.showcase-brand-banner{margin-bottom:18px;border-radius:14px;overflow:hidden;background:#031b3d;border:2px solid var(--border-blue);box-shadow:var(--shadow-sm);text-align:center}.showcase-wide-logo{width:100%;max-height:155px;object-fit:contain;display:block;margin:0 auto}.author-sig-row{display:flex;align-items:center;gap:16px}.author-sig-icon{width:64px;height:64px;border-radius:14px;object-fit:contain;flex-shrink:0;box-shadow:var(--shadow-sm)}.footer-brand-left{display:flex;align-items:center;gap:14px}.footer-badge-logo{width:54px;height:54px;border-radius:50%;object-fit:contain;flex-shrink:0}.footer-horizontal-logo{height:54px;width:auto;border-radius:8px;object-fit:contain;background:#031b3dd9;padding:4px 10px;border:1px solid rgba(255,255,255,.2)}@media(max-width:768px){.header-brand-row{flex-direction:column;align-items:flex-start}.header-banner-logo{height:62px}.author-sig-row{flex-direction:column;align-items:flex-start}}