@import url('https://fonts.googleapis.com/css2?family=Fira+Code:wght@400;500&family=Outfit:wght@300;400;500;600;700&display=swap');:root{--bg-primary:#0a0e17;--bg-secondary:rgba(20,27,45,0.7);--bg-sidebar:rgba(13,19,33,0.95);--border-color:rgba(255,255,255,0.08);--text-primary:#f1f5f9;--text-secondary:#94a3b8;--text-muted:#64748b;--accent-color:#3b82f6;--accent-glow:rgba(59,130,246,0.3);--success-color:#10b981;--success-glow:rgba(16,185,129,0.2);--danger-color:#ef4444;--danger-glow:rgba(239,68,68,0.2);--warning-color:#f59e0b;--sidebar-width:280px;--header-height:70px;--glass-blur:blur(16px);--shadow-premium:0 8px 32px 0 rgba(0,0,0,0.37);--transition-smooth:all 0.3s cubic-bezier(0.4,0,0.2,1);--radius-lg:16px;--radius-md:10px;--radius-sm:6px;}body.light-theme{--bg-primary:#f8fafc;--bg-secondary:rgba(255,255,255,0.8);--bg-sidebar:rgba(241,245,249,0.95);--border-color:rgba(0,0,0,0.08);--text-primary:#0f172a;--text-secondary:#475569;--text-muted:#94a3b8;--accent-color:#2563eb;--accent-glow:rgba(37,99,235,0.15);--success-color:#059669;--success-glow:rgba(5,150,105,0.1);--danger-color:#dc2626;--danger-glow:rgba(220,38,38,0.1);--warning-color:#d97706;--shadow-premium:0 8px 32px 0 rgba(148,163,184,0.15);}*{margin:0;padding:0;box-sizing:border-box;scrollbar-width:thin;scrollbar-color:var(--accent-color) var(--bg-secondary);}::-webkit-scrollbar{width:6px;height:6px;}::-webkit-scrollbar-track{background:var(--bg-secondary);}::-webkit-scrollbar-thumb{background:var(--accent-color);border-radius:var(--radius-sm);}body{font-family:'Outfit',sans-serif;background-color:var(--bg-primary);color:var(--text-primary);min-height:100vh;overflow-x:hidden;transition:background-color 0.3s ease,color 0.3s ease;}.app-container{display:flex;min-height:100vh;}.app-sidebar{width:var(--sidebar-width);background-color:var(--bg-sidebar);border-right:1px solid var(--border-color);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);display:flex;flex-direction:column;position:fixed;height:100vh;z-index:100;transition:var(--transition-smooth);}.sidebar-logo{height:var(--header-height);display:flex;align-items:center;padding:0 24px;border-bottom:1px solid var(--border-color);}.sidebar-logo h1{font-size:1.25rem;font-weight:700;letter-spacing:0.5px;background:linear-gradient(135deg,var(--accent-color),#818cf8);-webkit-background-clip:text;-webkit-text-fill-color:transparent;display:flex;align-items:center;gap:10px;}.sidebar-menu{flex:1;overflow-y:auto;padding:20px 16px;display:flex;flex-direction:column;gap:24px;}.menu-category{display:flex;flex-direction:column;gap:6px;}.category-title{font-size:0.75rem;font-weight:600;text-transform:uppercase;color:var(--text-muted);letter-spacing:1px;padding-left:12px;margin-bottom:6px;}.menu-item{display:flex;align-items:center;gap:12px;padding:10px 14px;color:var(--text-secondary);text-decoration:none;font-size:0.9rem;font-weight:500;border-radius:var(--radius-md);transition:var(--transition-smooth);border:1px solid transparent;}.menu-item:hover{color:var(--text-primary);background-color:var(--bg-secondary);border-color:var(--border-color);}.menu-item.active{color:#fff;background:linear-gradient(135deg,var(--accent-color),#4f46e5);box-shadow:0 4px 12px var(--accent-glow);border-color:transparent;}.menu-item.active i{color:#fff;}.menu-item i{font-size:1rem;color:var(--accent-color);transition:var(--transition-smooth);}.app-main{flex:1;margin-left:var(--sidebar-width);display:flex;flex-direction:column;min-height:100vh;transition:var(--transition-smooth);}.app-header{height:var(--header-height);display:flex;align-items:center;justify-content:space-between;padding:0 32px;background-color:var(--bg-secondary);border-bottom:1px solid var(--border-color);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);position:sticky;top:0;z-index:90;}.mobile-nav-toggle{display:none;background:none;border:none;color:var(--text-primary);font-size:1.25rem;cursor:pointer;}.search-bar{position:relative;width:320px;}.search-bar input{width:100%;background-color:var(--bg-primary);border:1px solid var(--border-color);padding:10px 16px 10px 40px;border-radius:var(--radius-lg);font-family:inherit;color:var(--text-primary);outline:none;transition:var(--transition-smooth);}.search-bar input:focus{border-color:var(--accent-color);box-shadow:0 0 0 3px var(--accent-glow);}.search-bar i{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--text-muted);}.header-actions{display:flex;align-items:center;gap:16px;}.action-btn{background:none;border:1px solid var(--border-color);color:var(--text-primary);width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:var(--transition-smooth);}.action-btn:hover{background-color:var(--bg-primary);border-color:var(--accent-color);color:var(--accent-color);}.app-content{flex:1;padding:32px;max-width:1400px;width:100%;margin:0 auto;}.tool-container{background-color:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:24px;box-shadow:var(--shadow-premium);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);animation:slideUpFade 0.4s cubic-bezier(0.16,1,0.3,1) forwards;}@keyframes slideUpFade{from{opacity:0;transform:translateY(15px);}to{opacity:1;transform:translateY(0);}}.tool-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px;border-bottom:1px solid var(--border-color);padding-bottom:16px;}.tool-title{font-size:1.5rem;font-weight:700;display:flex;align-items:center;gap:12px;}.tool-title i{color:var(--accent-color);}.tool-description{color:var(--text-secondary);font-size:0.95rem;margin-top:4px;}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:20px;}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}.flex-col{display:flex;flex-direction:column;gap:8px;}.flex-row{display:flex;align-items:center;gap:12px;}.form-group{display:flex;flex-direction:column;gap:8px;margin-bottom:16px;}.form-group label{font-size:0.9rem;font-weight:600;color:var(--text-secondary);}.form-control{background-color:var(--bg-primary);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:12px;color:var(--text-primary);font-family:inherit;font-size:0.95rem;outline:none;transition:var(--transition-smooth);width:100%;}.form-control:focus{border-color:var(--accent-color);box-shadow:0 0 0 3px var(--accent-glow);}textarea.form-control{resize:vertical;min-height:180px;font-family:'Fira Code',monospace;font-size:0.85rem;line-height:1.5;}.btn{background-color:var(--bg-primary);border:1px solid var(--border-color);color:var(--text-primary);padding:12px 20px;border-radius:var(--radius-md);font-weight:600;font-size:0.95rem;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:8px;transition:var(--transition-smooth);}.btn:hover{background-color:var(--bg-secondary);border-color:var(--accent-color);transform:translateY(-1px);}.btn-primary{background:linear-gradient(135deg,var(--accent-color),#4f46e5);border-color:transparent;color:#fff;}.btn-primary:hover{background:linear-gradient(135deg,#2563eb,#4338ca);box-shadow:0 4px 12px var(--accent-glow);color:#fff;}.btn-success{background:linear-gradient(135deg,var(--success-color),#059669);border-color:transparent;color:#fff;}.btn-success:hover{box-shadow:0 4px 12px var(--success-glow);color:#fff;}.btn-danger{background:linear-gradient(135deg,var(--danger-color),#b91c1c);border-color:transparent;color:#fff;}.btn-danger:hover{box-shadow:0 4px 12px var(--danger-glow);color:#fff;}.btn-sm{padding:8px 14px;font-size:0.85rem;}.output-card{background-color:var(--bg-primary);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:16px;position:relative;}.output-label{font-size:0.8rem;font-weight:700;text-transform:uppercase;color:var(--text-muted);letter-spacing:0.5px;margin-bottom:8px;}.output-value{font-family:'Fira Code',monospace;word-break:break-all;font-size:0.9rem;user-select:all;}.badge{padding:4px 8px;border-radius:var(--radius-sm);font-size:0.75rem;font-weight:600;display:inline-block;}.badge-info{background-color:var(--accent-glow);color:var(--accent-color);}.badge-success{background-color:var(--success-glow);color:var(--success-color);}.badge-danger{background-color:var(--danger-glow);color:var(--danger-color);}.toast-notification{position:fixed;bottom:24px;right:24px;background-color:var(--bg-sidebar);border:1px solid var(--success-color);color:var(--text-primary);padding:12px 24px;border-radius:var(--radius-md);box-shadow:var(--shadow-premium);display:flex;align-items:center;gap:10px;z-index:1000;font-weight:500;transform:translateY(100px);opacity:0;transition:var(--transition-smooth);}.toast-notification.show{transform:translateY(0);opacity:1;}.toast-notification i{color:var(--success-color);}.no-results{text-align:center;padding:48px;color:var(--text-secondary);}.no-results i{font-size:3rem;margin-bottom:16px;color:var(--text-muted);}.strength-meter{height:6px;border-radius:3px;background-color:var(--border-color);margin-top:8px;overflow:hidden;transition:var(--transition-smooth);}.strength-bar{height:100%;width:0%;transition:var(--transition-smooth);}.markdown-preview{background-color:var(--bg-primary);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:20px;min-height:180px;overflow-y:auto;}.markdown-preview h1,.markdown-preview h2,.markdown-preview h3{margin-top:16px;margin-bottom:8px;}.markdown-preview p{margin-bottom:12px;line-height:1.6;}.markdown-preview ul,.markdown-preview ol{margin-left:20px;margin-bottom:12px;}.markdown-preview pre{background-color:rgba(0,0,0,0.1);padding:12px;border-radius:var(--radius-sm);font-family:'Fira Code',monospace;overflow-x:auto;margin-bottom:12px;}.markdown-preview code{font-family:'Fira Code',monospace;background-color:rgba(0,0,0,0.05);padding:2px 4px;border-radius:var(--radius-sm);}.markdown-preview table{width:100%;border-collapse:collapse;margin-bottom:16px;}.markdown-preview th,.markdown-preview td{border:1px solid var(--border-color);padding:8px 12px;text-align:left;}.color-swatch{width:100%;height:100px;border-radius:var(--radius-md);border:1px solid var(--border-color);}.gradient-preview{width:100%;height:240px;border-radius:var(--radius-lg);border:1px solid var(--border-color);box-shadow:inset 0 2px 10px rgba(0,0,0,0.15);}@media (max-width:1024px){:root{--sidebar-width:240px;}}@media (max-width:768px){.app-sidebar{transform:translateX(-100%);}.app-sidebar.open{transform:translateX(0);}.app-main{margin-left:0;}.mobile-nav-toggle{display:block;}.grid-2,.grid-3{grid-template-columns:1fr;}.search-bar{width:180px;}}