:root{--cal-blue: #003399;--cal-blue-rgb: 0, 51, 153;--cal-gold: #D4AF37;--cal-crimson: #C8102E;--bg-main: #f4f6fa;--bg-card: #ffffff;--bg-nav: rgba(255, 255, 255, .85);--border-color: rgba(0, 51, 153, .1);--text-primary: #1a253c;--text-secondary: #4a5568;--text-muted: #718096;--shadow: 0 10px 30px rgba(0, 33, 100, .05);--shadow-hover: 0 20px 40px rgba(0, 33, 100, .1);--code-bg: #f8fafc;--code-border: #e2e8f0;--code-text: #0f172a}*{margin:0;padding:0;box-sizing:border-box;font-family:Outfit,Noto Sans TC,Inter,sans-serif;transition:background-color .3s ease,border-color .3s ease,color .3s ease}html{scroll-behavior:smooth}body{background-color:var(--bg-main);color:var(--text-primary);line-height:1.7;overflow-x:hidden}.app-container{display:flex;min-height:100vh}.top-navbar{position:fixed;top:0;left:0;width:100%;height:70px;background:var(--bg-nav);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border-color);display:flex;justify-content:space-between;align-items:center;padding:0 2.5rem;z-index:500;box-shadow:0 2px 10px #0000000d}.logo-section{display:flex;align-items:center;gap:.75rem}.logo-symbol{width:8px;height:24px;background:var(--cal-crimson);border-radius:4px;display:inline-block}.logo-text{font-size:1.1rem;font-weight:700;letter-spacing:1px;color:var(--text-primary)}.nav-actions{display:flex;align-items:center;gap:1.25rem}.btn-control{background:transparent;border:1px solid var(--border-color);padding:.5rem 1rem;border-radius:20px;cursor:pointer;font-size:.85rem;font-weight:500;color:var(--text-primary);display:flex;align-items:center;gap:.5rem;transition:all .2s ease}.btn-control:hover{border-color:var(--cal-gold);background:#d4af370d}.sidebar{width:300px;position:fixed;top:70px;bottom:0;left:0;background:var(--bg-card);border-right:1px solid var(--border-color);padding:2.5rem 1.5rem;overflow-y:auto;z-index:400}.sidebar-title{font-size:.75rem;font-weight:700;letter-spacing:2px;text-transform:uppercase;color:var(--text-muted);margin-bottom:1.5rem}.toc-list{list-style:none;display:flex;flex-direction:column;gap:.5rem}.toc-item a{display:block;padding:.6rem 1rem;color:var(--text-secondary);text-decoration:none;border-radius:8px;font-size:.9rem;font-weight:400;transition:all .25s ease}.toc-item a:hover,.toc-item.active a{color:var(--cal-blue);background:#0033990f;font-weight:600;padding-left:1.25rem}.main-wrapper{flex:1;margin-left:300px;padding-top:70px}.main-content{max-width:900px;margin:0 auto;padding:3rem 2rem 5rem}.section-container{margin-bottom:4rem;scroll-margin-top:100px}.card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:16px;padding:2.5rem;box-shadow:var(--shadow);transition:transform .3s ease,box-shadow .3s ease}.card:hover{box-shadow:var(--shadow-hover)}h1,h2,h3,h4{font-weight:600;color:var(--text-primary);margin-bottom:1.25rem}h1{font-size:2.2rem;line-height:1.2;letter-spacing:-.5px}h2{font-size:1.5rem;border-bottom:2px solid var(--border-color);padding-bottom:.5rem;margin-top:1rem}h3{font-size:1.2rem;margin-top:1.5rem}p{color:var(--text-secondary);margin-bottom:1.5rem;font-size:1rem}.alert-box{border-left:4px solid var(--cal-gold);background:#d4af370d;padding:1.25rem 1.75rem;border-radius:0 12px 12px 0;margin-bottom:1.5rem}.alert-box.warning{border-left-color:var(--cal-crimson);background:#c8102e08}.alert-title{font-weight:700;font-size:.9rem;text-transform:uppercase;letter-spacing:1px;margin-bottom:.5rem}table{width:100%;border-collapse:collapse;margin:1.5rem 0}th{background:#0033990a;color:var(--text-primary);font-weight:600;text-align:left;padding:.75rem 1rem;font-size:.9rem;border-bottom:2px solid var(--border-color)}td{padding:1rem;border-bottom:1px solid var(--border-color);color:var(--text-secondary);font-size:.9rem;vertical-align:middle}tr:hover td{background:#00339903}.log-link{color:var(--cal-blue);text-decoration:none;font-weight:500;cursor:pointer}.log-link:hover{text-decoration:underline;color:var(--cal-gold)}.img-interactive{cursor:pointer;border-radius:12px;border:1px solid var(--border-color);max-width:100%;height:auto;transition:transform .25s ease,border-color .25s ease}.img-interactive:hover{transform:scale(1.02);border-color:var(--cal-gold)}.img-container{margin:2rem 0;text-align:center}.img-caption{font-size:.85rem;color:var(--text-muted);margin-top:.75rem}pre{background:var(--code-bg);border:1px solid var(--code-border);color:var(--code-text);padding:1.25rem;border-radius:10px;overflow-x:auto;font-family:Fira Code,monospace;font-size:.85rem;margin-bottom:1.5rem}code{font-family:Fira Code,monospace;font-size:.9rem;background:#0000000d;padding:.2rem .4rem;border-radius:4px}.modal{position:fixed;top:0;left:0;width:100%;height:100%;z-index:10000;background:#000000d9;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);display:flex;justify-content:center;align-items:center;opacity:0;pointer-events:none;transition:opacity .3s ease}.modal.active{opacity:1;pointer-events:auto}.modal-content{background:var(--bg-card);border:1px solid var(--border-color);width:90%;max-width:1000px;max-height:85vh;border-radius:20px;display:flex;flex-direction:column;overflow:hidden;transform:scale(.95);transition:transform .3s cubic-bezier(.16,1,.3,1)}.modal.active .modal-content{transform:scale(1)}.modal-header{padding:1.25rem 2rem;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--border-color)}.modal-close{font-size:2.2rem;cursor:pointer;color:var(--text-muted);line-height:1}.modal-close:hover{color:var(--cal-crimson)}.modal-body{padding:2rem;overflow-y:auto;flex:1}@media (max-width: 992px){.sidebar{display:none}.main-wrapper{margin-left:0}.top-navbar{padding:0 1.5rem}}