@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');:root{--primary:#123a55;--primary-light:#1e5a7a;--primary-dark:#0d2940;--secondary:#389063;--accent:#06d6a0;--accent-purple:#8b5cf6;--accent-pink:#ec4899;--accent-orange:#f97316;--accent-teal:#14b8a6;--accent-rose:#f43f5e;--accent-emerald:#059669;--accent-cyan:#06b6d4;--error:#ef4444;--warning:#f59e0b;--success:#10b981;--bg-primary:#fafbff;--bg-secondary:#ffffff;--bg-accent:#f8fafc;--surface:#ffffff;--surface-elevated:#ffffff;--text-primary:#1a1d29;--text-secondary:#64748b;--text-tertiary:#94a3b8;--text-inverse:#ffffff;--border-light:#e2e8f0;--border-medium:#cbd5e1;--divider:#f1f5f9;--shadow-xs:0 1px 2px 0 rgba(0,0,0,0.05);--shadow-sm:0 1px 3px 0 rgba(0,0,0,0.1),0 1px 2px -1px rgba(0,0,0,0.1);--shadow-md:0 4px 6px -1px rgba(0,0,0,0.1),0 2px 4px -2px rgba(0,0,0,0.1);--shadow-lg:0 10px 15px -3px rgba(0,0,0,0.1),0 4px 6px -4px rgba(0,0,0,0.1);--shadow-xl:0 20px 25px -5px rgba(0,0,0,0.15),0 8px 10px -6px rgba(0,0,0,0.1);--shadow-glow:0 0 0 1px rgba(99,102,241,0.05),0 1px 3px 0 rgba(99,102,241,0.1),0 4px 6px -1px rgba(99,102,241,0.1);--shadow-colorful:0 10px 40px rgba(99,102,241,0.15);--blur-sm:blur(4px);--blur-md:blur(8px);--blur-lg:blur(16px);--sidebar-width:280px;--sidebar-collapsed:72px;--header-height:72px;--radius-xs:4px;--radius-sm:6px;--radius-md:8px;--radius-lg:12px;--radius-xl:16px;--radius-2xl:24px;--radius-full:9999px;--animate-fast:150ms cubic-bezier(0.4,0,0.2,1);--animate-normal:300ms cubic-bezier(0.4,0,0.2,1);--animate-slow:500ms cubic-bezier(0.4,0,0.2,1);--animate-bounce:600ms cubic-bezier(0.68,-0.55,0.265,1.55)}[data-theme="dark"]{--primary:#4a90a4;--primary-light:#5ba3b8;--primary-dark:#3a7a8a;--bg-primary:#0a0d14;--bg-secondary:#111827;--bg-accent:#1f2937;--surface:#1f2937;--surface-elevated:#374151;--text-primary:#f9fafb;--text-secondary:#d1d5db;--text-tertiary:#9ca3af;--border-light:#374151;--border-medium:#4b5563;--divider:#374151;--shadow-xs:0 1px 2px 0 rgba(0,0,0,0.3);--shadow-sm:0 1px 3px 0 rgba(0,0,0,0.4),0 1px 2px -1px rgba(0,0,0,0.4);--shadow-md:0 4px 6px -1px rgba(0,0,0,0.4),0 2px 4px -2px rgba(0,0,0,0.4);body{font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif}--shadow-lg:0 10px 15px -3px rgba(0,0,0,0.4),0 4px 6px -4px rgba(0,0,0,0.4);--shadow-xl:0 20px 25px -5px rgba(0,0,0,0.4),0 8px 10px -6px rgba(0,0,0,0.4)}*{margin:0;padding:0;box-sizing:border-box}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;background:var(--bg-primary);color:var(--text-primary);line-height:1.6;overflow-x:hidden;transition:all var(--animate-normal)}.toast-container{position:fixed;top:20px;right:20px;z-index:10000;display:flex;flex-direction:column;gap:12px;max-width:400px;width:100%}.toast{background:var(--surface);border:1px solid var(--border-light);border-radius:var(--radius-2xl);box-shadow:var(--shadow-xl);padding:16px 20px;display:flex;align-items:center;gap:12px;opacity:0;transform:translateX(100%);transition:all var(--animate-normal);backdrop-filter:var(--blur-md);position:relative;overflow:hidden}.toast.show{opacity:1;transform:translateX(0)}.toast::before{content:'';position:absolute;left:0;top:0;height:100%;width:4px;border-radius:var(--radius-full)}.toast-success{color:var(--success);border-left-color:var(--success)}.toast-success::before{background:linear-gradient(135deg,var(--success),var(--accent-emerald))}.toast-error{color:var(--error);border-left-color:var(--error)}.toast-error::before{background:linear-gradient(135deg,var(--error),var(--accent-rose))}.toast-warning{color:var(--warning);border-left-color:var(--warning)}.toast-warning::before{background:linear-gradient(135deg,var(--warning),var(--accent-orange))}.toast-info{color:var(--primary);border-left-color:var(--primary)}.toast-info::before{background:linear-gradient(135deg,var(--primary),var(--accent-purple))}.toast-icon{font-size:20px;flex-shrink:0}.toast-body{flex:1;font-size:14px;font-weight:500;color:var(--text-primary)}.toast-close{background:none;border:none;color:var(--text-tertiary);cursor:pointer;padding:4px;border-radius:var(--radius-sm);transition:all var(--animate-fast)}.toast-close:hover{color:var(--text-primary);background:var(--bg-accent);transform:scale(1.1)}.glass{background:rgba(255,255,255,0.7);backdrop-filter:var(--blur-md);-webkit-backdrop-filter:var(--blur-md);border:1px solid rgba(255,255,255,0.2)}[data-theme="dark"] .glass{background:rgba(31,41,55,0.7);border:1px solid rgba(75,85,99,0.3)}.sidebar{position:fixed;left:0;top:0;width:var(--sidebar-width);height:100vh;background:var(--surface);border-right:1px solid var(--border-light);z-index:1000;transition:all var(--animate-normal);overflow-y:auto;overflow-x:hidden;box-shadow:var(--shadow-lg)}.sidebar.collapsed{width:var(--sidebar-collapsed)}.sidebar-header{height:var(--header-height);display:flex;align-items:center;gap:12px;padding:0 20px;border-bottom:1px solid var(--divider);background:var(--bg-secondary);position:sticky;top:0;z-index:10}.logo{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--text-primary)}.logo-icon{width:40px;height:40px;background:var(--primary);border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;color:var(--text-inverse);font-weight:800;font-size:16px;flex-shrink:0;box-shadow:var(--shadow-sm);position:relative;overflow:hidden}.logo-icon::before{content:'';position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:linear-gradient(45deg,transparent,rgba(255,255,255,0.3),transparent);transform:rotate(45deg);animation:shine 4s infinite ease-in-out}@keyframes shine{0%{transform:rotate(45deg) translateX(-200%)}30%{transform:rotate(45deg) translateX(-200%)}50%{transform:rotate(45deg) translateX(200%)}100%{transform:rotate(45deg) translateX(200%)}}.logo-text{opacity:1;transition:all var(--animate-normal)}.sidebar.collapsed .logo-text{opacity:0;transform:translateX(-10px)}.logo-title{font-size:16px;font-weight:700;line-height:1.2;color:var(--text-primary)}.logo-subtitle{font-size:11px;color:var(--text-tertiary);font-weight:500;text-transform:uppercase;letter-spacing:0.5px}.nav-section{padding:24px 0 16px}.nav-title{padding:0 20px 16px;font-size:11px;font-weight:600;color:var(--text-tertiary);text-transform:uppercase;letter-spacing:0.8px;opacity:1;transition:all var(--animate-normal)}.sidebar.collapsed .nav-title{opacity:0}.nav-list{list-style:none;padding:0;margin:0}.nav-item{margin:0 12px 8px}.nav-link{display:flex;align-items:center;gap:12px;padding:14px 16px;color:var(--text-secondary);text-decoration:none;border-radius:var(--radius-xl);font-size:14px;font-weight:500;transition:all var(--animate-fast);position:relative;overflow:hidden}.nav-link::before{content:'';position:absolute;top:0;left:0;width:100%;height:100%;background:linear-gradient(135deg,var(--primary),var(--primary-light));opacity:0;transition:all var(--animate-fast);z-index:-1;border-radius:var(--radius-xl)}.nav-link:hover{color:var(--text-inverse);transform:translateX(4px) scale(1.02);box-shadow:var(--shadow-md)}.nav-link:hover::before{opacity:1}.nav-link.active{color:var(--text-inverse);background:linear-gradient(135deg,var(--primary),var(--primary-light));box-shadow:var(--shadow-glow);transform:translateX(2px)}.nav-link.active::before{opacity:1}.nav-icon{width:20px;height:20px;display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:16px;transition:all var(--animate-fast)}.nav-text{opacity:1;transition:all var(--animate-normal);white-space:nowrap}.sidebar.collapsed .nav-text{opacity:0;transform:translateX(-10px)}.nav-link[href*="index"] .nav-icon,.nav-link[href*="dashboard"] .nav-icon{color:var(--accent-teal)}.nav-link[href*="ai_advisory"] .nav-icon{color:var(--accent-purple)}.nav-link[href*="tax_management"] .nav-icon{color:var(--accent-orange)}.nav-link[href*="tax_laws"] .nav-icon{color:var(--accent-pink)}.nav-link[href*="calculator"] .nav-icon{color:var(--success)}.nav-link[href*="filing"] .nav-icon{color:var(--accent-rose)}.nav-link[href*="due_dates"] .nav-icon{color:var(--warning)}.nav-link[href*="etims"] .nav-icon{color:var(--accent-cyan)}.nav-link[href*="definitions"] .nav-icon{color:var(--primary)}.nav-link[href*="industry"] .nav-icon{color:var(--accent-orange)}.nav-link[href*="penalties"] .nav-icon{color:var(--error)}.nav-link[href*="amendments"] .nav-icon{color:var(--accent-emerald)}.nav-link[href*="secured_loans"] .nav-icon{color:var(--accent-purple)}.nav-link:hover .nav-icon,.nav-link.active .nav-icon{color:var(--text-inverse)}.main-content{margin-left:var(--sidebar-width);min-height:100vh;transition:all var(--animate-normal);background:var(--bg-secondary)}.sidebar.collapsed ~ .main-content{margin-left:var(--sidebar-collapsed)}.header{height:var(--header-height);background:var(--surface);border-bottom:1px solid var(--divider);display:flex;align-items:center;justify-content:space-between;padding:0 32px;position:sticky;top:0;z-index:100;box-shadow:var(--shadow-sm)}.header-left{display:flex;align-items:center;gap:20px;flex:1}.header-right{display:flex;align-items:center;gap:16px}.sidebar-toggle{width:40px;height:40px;border:none;background:var(--bg-accent);border-radius:var(--radius-lg);color:var(--text-secondary);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--animate-fast);box-shadow:var(--shadow-sm);border:1px solid 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.search-icon{color:var(--primary)}.header-button{width:40px;height:40px;border:none;background:var(--bg-accent);border-radius:var(--radius-lg);color:var(--text-secondary);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--animate-fast);position:relative;box-shadow:var(--shadow-xs);border:1px solid var(--border-light);text-decoration:none}.header-button:hover{background:var(--primary);color:var(--text-inverse);transform:scale(1.05);box-shadow:var(--shadow-md);text-decoration:none}.user-menu{display:flex;align-items:center;gap:12px;padding:6px 16px 6px 6px;background:var(--surface);border-radius:var(--radius-2xl);cursor:pointer;transition:all var(--animate-fast);box-shadow:var(--shadow-xs);border:1px solid var(--border-light);position:relative}.user-menu:hover{background:linear-gradient(135deg,var(--primary),var(--primary-light));color:var(--text-inverse);transform:scale(1.02);box-shadow:var(--shadow-md)}.user-avatar{width:32px;height:32px;border-radius:var(--radius-full);object-fit:cover;box-shadow:var(--shadow-sm);background:linear-gradient(135deg,var(--primary),var(--primary-light));display:flex;align-items:center;justify-content:center;color:var(--text-inverse);font-weight:600;font-size:12px}.user-name{font-size:14px;font-weight:500;color:var(--text-primary);transition:all var(--animate-fast)}.user-menu:hover .user-name{color:var(--text-inverse)}#userCaret{font-size:10px;color:var(--text-tertiary);transition:all var(--animate-fast)}#userCaret.rotate{transform:rotate(180deg)}.user-menu:hover #userCaret{color:var(--text-inverse)}.user-dropdown{position:absolute;top:calc(100% + 8px);right:0;background:var(--surface);border:1px solid var(--border-light);border-radius:var(--radius-xl);box-shadow:var(--shadow-xl);min-width:200px;z-index:1000;opacity:0;visibility:hidden;transform:translateY(-10px);transition:all var(--animate-normal)}.user-dropdown.show{opacity:1;visibility:visible;transform:translateY(0)}.dropdown-item{display:flex;align-items:center;gap:12px;padding:12px 16px;color:var(--text-primary);text-decoration:none;font-size:14px;font-weight:500;transition:all var(--animate-fast);border-radius:var(--radius-md);margin:4px 8px}.dropdown-item:hover{background:var(--bg-accent);color:var(--primary);text-decoration:none}.dropdown-item i{width:16px;color:var(--text-tertiary)}.dropdown-item:hover i{color:var(--primary)}.dropdown-divider{height:1px;background:var(--border-light);margin:8px 0}@media (max-width:1024px){.search-container{width:300px}}@media (max-width:768px){.sidebar{transform:translateX(-100%);width:var(--sidebar-width)}.sidebar.mobile-open{transform:translateX(0)}.main-content{margin-left:0}.header{padding:0 16px;height:60px}.header-left{gap:8px}.header-right{gap:8px}.search-container{width:auto;flex:1;min-width:120px}.search-input{height:36px;font-size:13px;padding:0 12px 0 32px}.search-icon{left:10px;font-size:12px}.sidebar-toggle,.header-button{width:32px;height:32px}.user-menu{padding:4px 8px 4px 4px;gap:6px}.user-avatar{width:24px;height:24px;font-size:10px}.user-name{font-size:12px;max-width:60px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}#userCaret{font-size:8px}}@media (max-width:480px){.header{padding:0 12px;height:56px}.header-left{gap:6px}.header-right{gap:6px}.search-input{height:32px;font-size:12px;padding:0 8px 0 28px}.search-icon{left:8px;font-size:11px}.sidebar-toggle,.header-button{width:28px;height:28px}.user-menu{padding:2px 6px 2px 2px;gap:4px}.user-avatar{width:20px;height:20px;font-size:9px}.user-name{font-size:11px;max-width:50px}#userCaret{font-size:7px}}.service-card{background:var(--surface);border:1px solid var(--border-light);border-radius:var(--radius-2xl);padding:28px;cursor:pointer;transition:all var(--animate-normal);position:relative;overflow:hidden;text-decoration:none;color:inherit;box-shadow:var(--shadow-sm)}.service-card:hover{transform:translateY(-6px) scale(1.02);box-shadow:var(--shadow-xl);border-color:var(--primary);text-decoration:none;color:inherit}.service-card:hover .service-title{color:var(--primary)}.service-card:hover .service-icon{transform:scale(1.1) rotate(5deg);box-shadow:var(--shadow-colorful)}.service-card.coming-soon::after{content:'Coming Soon';position:absolute;top:20px;right:20px;color:var(--text-inverse);padding:6px 12px;border-radius:var(--radius-full);font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:0.5px;box-shadow:var(--shadow-sm);animation:pulse 2s infinite;z-index:10}@keyframes pulse{0%,100%{transform:scale(1);opacity:1}50%{transform:scale(1.05);opacity:0.9}}.service-icon{width:60px;height:60px;border-radius:var(--radius-xl);display:flex;align-items:center;justify-content:center;font-size:24px;color:var(--text-inverse);margin-bottom:20px;position:relative;overflow:hidden;transition:all var(--animate-normal);box-shadow:var(--shadow-md)}.service-icon.primary{background:linear-gradient(135deg,var(--primary),var(--primary-light))}.service-icon.success{background:linear-gradient(135deg,var(--success),var(--accent-emerald))}.service-icon.accent{background:linear-gradient(135deg,var(--accent-teal),var(--accent-cyan))}.service-icon.warning{background:linear-gradient(135deg,var(--warning),var(--accent-orange))}.service-icon.purple{background:linear-gradient(135deg,var(--accent-purple),var(--accent-pink))}.service-icon.rose{background:linear-gradient(135deg,var(--accent-rose),var(--accent-pink))}.service-icon.orange{background:linear-gradient(135deg,var(--accent-orange),var(--warning))}.service-icon.emerald{background:linear-gradient(135deg,var(--accent-emerald),var(--success))}.service-icon.cyan{background:linear-gradient(135deg,var(--accent-cyan),var(--accent-teal))}.service-title{font-size:18px;font-weight:600;color:var(--text-primary);margin-bottom:8px;transition:all var(--animate-fast)}.service-description{font-size:14px;color:var(--text-secondary);line-height:1.6;font-weight:400}.mobile-overlay{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,0.6);backdrop-filter:var(--blur-sm);z-index:999;opacity:0;transition:all var(--animate-normal)}.mobile-overlay.active{display:block;opacity:1}.sidebar::-webkit-scrollbar{width:6px}.sidebar::-webkit-scrollbar-track{background:gray;border-radius:var(--radius-full)}.sidebar::-webkit-scrollbar-thumb{background:gray;border-radius:var(--radius-full)}.sidebar::-webkit-scrollbar-thumb:hover{background:gray}.quick-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:24px;margin-bottom:32px}.stat-card{background:var(--surface);border:1px solid var(--border-light);border-radius:var(--radius-2xl);padding:24px;cursor:pointer;transition:all var(--animate-normal);position:relative;overflow:hidden;box-shadow:var(--shadow-sm);text-decoration:none;color:inherit}.stat-card::before{content:'';position:absolute;top:0;left:0;width:100%;height:4px;background-size:200% 200%}.stat-card.primary::before{background:linear-gradient(90deg,var(--primary),var(--accent-purple))}.stat-card.success::before{background:linear-gradient(90deg,var(--success),var(--accent-emerald))}.stat-card.warning::before{background:linear-gradient(90deg,var(--warning),var(--accent-orange))}.stat-card.accent::before{background:linear-gradient(90deg,var(--accent-teal),var(--accent-cyan))}.stat-card:hover{transform:translateY(-4px) scale(1.02);box-shadow:var(--shadow-lg);border-color:var(--primary);text-decoration:none;color:inherit}.stat-card:hover 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