:root{--bg-light:#f8f9fa;--panel-bg:#ffffff;--text-main:#111827;--text-muted:#6b7280;--border-color:#e5e7eb;--btn-bg:#1f2937;--btn-text:#ffffff;--accent-blue:#0284c7;--accent-green:#10b981;--accent-red:#ef4444}*{box-sizing:border-box}body{margin:0;font-family:Roboto,-apple-system,BlinkMacSystemFont,Segoe UI,Helvetica,Arial,sans-serif;background-color:var(--bg-light);color:var(--text-main);min-height:100vh}#loading-overlay{position:fixed;top:0;left:0;width:100%;height:100vh;background-color:#ffffff;z-index:99999;opacity:1;visibility:visible;transition:opacity .5s ease,visibility .5s ease}#loading-overlay.loaded{opacity:0;visibility:hidden}#app-container{display:none}#app-container,.app-inner{width:100%;min-height:100vh}.app-inner{display:flex;align-items:flex-start}.sidebar{width:260px;flex-shrink:0;background:#ffffff;border-right:1px solid var(--border-color);padding:24px 20px 0;box-sizing:border-box;display:flex;flex-direction:column;z-index:100;height:100vh;position:sticky;top:0}.logo-brand{font-size:24px;font-weight:700;color:#000000;margin-bottom:32px;letter-spacing:-.5px}.nav-list{flex-direction:column}.nav-btn,.nav-list{display:flex;width:100%}.nav-btn{align-items:center;gap:12px;padding:12px 16px;margin-bottom:8px;background:transparent;color:var(--text-muted);font-size:14px;font-weight:500;text-align:left;border-radius:0;text-decoration:none;box-sizing:border-box;transition:background-color .15s,color .15s}.nav-btn.active,.nav-btn:hover{background:#f3f4f6;color:var(--text-main)}.btn-logout-nav{margin-top:8px;background:#fef2f2;color:#991b1b;text-align:center;border:none;justify-content:center;cursor:pointer}.menu-img-container{width:260px;margin-top:auto;margin-left:-20px;margin-right:-20px;display:none;justify-content:center;align-items:flex-end}.menu-img-container img{width:100%;height:auto;image-rendering:pixelated;display:block}.main-content{flex-grow:1;padding:40px;display:flex;gap:40px;box-sizing:border-box;align-items:flex-start}.left-column{flex-grow:1;width:100%}.back-link{display:inline-flex;align-items:center;gap:8px;color:var(--text-muted);text-decoration:none;font-size:14px;font-weight:600;margin-bottom:20px;transition:color .2s ease}.back-link:hover{color:var(--text-main)}.info-container-card{background:#ffffff;border:1px solid var(--border-color);border-radius:16px;padding:36px;box-shadow:0 1px 3px rgba(0,0,0,.05);display:flex;flex-direction:column;gap:16px}.info-container-card h1{margin:0;font-size:28px;font-weight:800;color:var(--text-main);letter-spacing:-.5px}.meta-badge{font-size:13px;color:var(--text-muted);font-weight:500;margin-bottom:12px}.info-container-card h2{margin:24px 0 8px;font-size:18px;font-weight:700;color:var(--text-main);padding-bottom:6px;border-bottom:1px solid var(--border-color)}.info-container-card ul,.info-text-p{font-size:15px;color:#374151;line-height:1.7;margin:0}.info-container-card ul{padding-left:20px}.info-container-card li{margin-bottom:6px}.section-divider{border:0;border-top:1px solid var(--border-color);margin:20px 0}.doc-footer{font-size:13px;color:var(--text-muted);margin-top:10px}.right-column{width:400px;flex-shrink:0;background:#ffffff;padding:24px;border-radius:8px;border:1px solid var(--border-color);height:-moz-fit-content;height:fit-content;box-shadow:0 1px 3px 0 rgba(0,0,0,.1);position:sticky;top:20px;align-self:flex-start;box-sizing:border-box}.right-column h3{margin-top:0;font-size:22px;font-weight:700;letter-spacing:-.5px;margin-bottom:20px}.streak-card{border:1px solid var(--border-color);border-radius:12px;padding:16px;margin-bottom:20px}.streak-header{display:flex;justify-content:space-between;align-items:center}.streak-title{font-size:15px;font-weight:500}.streak-value-container{display:flex;align-items:center;gap:6px;font-size:24px;font-weight:700}.info-card{border:1px solid var(--border-color);border-radius:12px;padding:16px;margin-bottom:20px;display:flex;justify-content:space-between;align-items:center}.info-label-group{display:flex;flex-direction:column;gap:4px}.info-title{font-size:14px;font-weight:500}.info-value{font-size:13px;color:var(--text-muted)}.info-value.premium-active{color:#059669;font-weight:600}.buy-btn{background-color:#f3f4f6;color:#0284c7;padding:6px 16px;border-radius:6px;text-decoration:none;font-size:13px;font-weight:600;transition:background-color .15s}.buy-btn:hover{background-color:#dbeafe}.prem-link-block{display:flex;width:100%;box-sizing:border-box}.motivation-widget{background:linear-gradient(135deg,#fbfaff,#f3ebff);border:1px solid #e9d5ff;border-radius:16px;padding:20px;margin-top:24px;position:relative;overflow:hidden;display:flex;flex-direction:column;box-shadow:0 4px 10px rgba(139,92,246,.05)}.motivation-quote-icon{color:#c4b5fd;font-size:24px;margin-bottom:12px}.motivation-title{font-size:15px;font-weight:700;color:#2e1065;margin-bottom:6px;z-index:2;position:relative;line-height:1.4}.motivation-subtitle{font-size:13px;font-style:italic;color:#6d28d9;z-index:2;position:relative}.motivation-bg-img{position:absolute;bottom:-15px;right:-10px;font-size:80px;color:#ddd6fe;opacity:.4;z-index:1;transform:rotate(-15deg)}.motivation-btn{display:inline-flex;align-items:center;gap:8px;margin-top:16px;padding:8px 14px;background:#ffe4e6;color:#9f1239;border:1px solid #fecdd3;border-radius:8px;font-size:13px;font-weight:600;text-decoration:none;width:-moz-fit-content;width:fit-content;transition:all .2s ease;box-shadow:0 1px 3px rgba(0,0,0,.04)}.motivation-btn:hover{background:#fecdd3;color:#881337;border-color:#fda4af}@media (max-width:1024px){.app-inner{flex-direction:column}.sidebar{width:100%;height:auto;position:sticky;top:0;border-right:none;border-bottom:1px solid var(--border-color);padding:16px 16px 12px}.nav-list{flex-direction:row;gap:8px;overflow-x:auto;padding-bottom:6px}.nav-btn{width:auto;white-space:nowrap;margin-bottom:0}.menu-img-container{display:none}.main-content{flex-direction:column;padding:20px;gap:24px}.right-column{width:100%;position:static}}.logo-brand{display:flex;align-items:center;text-decoration:none;color:inherit}.logo-img{height:36px;width:auto;display:block;-o-object-fit:contain;object-fit:contain}.nav-list .nav-btn i{display:none}@media (max-width:1024px){.nav-list{gap:18px}.nav-list 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