:root{--acad-navy: #1a2a3a;--acad-blue: #2c3e50;--acad-accent: #3498db;--acad-bg: #f4f7f6;--acad-white: #ffffff;--acad-text: #2c3e50;--acad-muted: #7f8c8d;--acad-border: #dcdde1}*{box-sizing:border-box;margin:0;padding:0;font-family:Times New Roman,"Noto Serif SC",serif}body{background:var(--acad-bg);height:100vh;overflow:hidden}.academic-app{display:flex;height:100vh;width:100vw}.sidebar-task{width:40%;background:#fff;border-right:1px solid var(--acad-border);display:flex;flex-direction:column;box-shadow:4px 0 15px #0000000d;z-index:10}.academic-header{padding:30px;background:var(--acad-navy);color:#fff}.tag{font-size:.7rem;text-transform:uppercase;letter-spacing:2px;color:var(--acad-accent);margin-bottom:8px;font-weight:700}.academic-header h1{font-size:1.5rem}.academic-nav-switcher{display:flex;flex-wrap:wrap;gap:10px;margin-top:15px}.nav-btn{background:#ffffff1a;border:1px solid rgba(255,255,255,.3);color:#fff;padding:6px 12px;border-radius:4px;font-size:.8rem;cursor:pointer;transition:all .3s}.nav-btn.active{background:var(--acad-accent);border-color:var(--acad-accent);box-shadow:0 0 10px #3498db80}.scroll-content{flex:1;overflow-y:auto;padding:30px}.task-section{margin-bottom:30px}.task-section h3{font-size:1.1rem;color:var(--acad-navy);border-bottom:2px solid var(--acad-accent);padding-bottom:8px;margin-bottom:15px}.task-section p{font-size:1rem;line-height:1.6;color:var(--acad-text)}.graph-box{background:#f8f9fa;border:1px dashed var(--acad-accent);padding:20px;border-radius:8px;font-style:italic;font-size:.9rem}.points-list{list-style:decimal inside}.points-list li{margin-bottom:12px;line-height:1.4;color:var(--acad-text)}.redemittel-box{background:#f0f7ff;padding:20px;border-radius:12px}.redemittel-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}.redemittel-tags span{background:#fff;padding:4px 10px;border-radius:4px;font-size:.8rem;border:1px solid var(--acad-border);color:var(--acad-accent)}.editor-main{flex:1;display:flex;flex-direction:column;background:#fafafa}.editor-nav{padding:15px 30px;background:#fff;border-bottom:1px solid var(--acad-border);display:flex;justify-content:space-between;align-items:center}.timer{font-family:Courier New,monospace;font-weight:700;color:#e74c3c;font-size:1.2rem}.word-stats{font-size:.9rem;color:var(--acad-muted);font-weight:700}.btn-academic{background:var(--acad-accent);color:#fff;border:none;padding:10px 24px;border-radius:4px;font-weight:700;cursor:pointer;transition:background .3s}.btn-academic:hover{background:var(--acad-navy)}.academic-textarea{flex:1;padding:50px 80px;border:none;font-size:1.2rem;line-height:1.8;outline:none;background:transparent;resize:none;color:#2c3e50}.overlay{position:fixed;top:0;left:0;width:100vw;height:100vh;background:#000c;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);z-index:100;display:flex;justify-content:center;align-items:center}