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14px;display:inline-flex}.btn:hover{background:var(--bg-hover);border-color:var(--border-hover);box-shadow:var(--shadow-sm)}.btn:active{transform:scale(.97)}.btn-primary{background:var(--accent);color:var(--text-inverse);border-color:var(--accent)}.btn-primary:hover{background:var(--accent-hover);border-color:var(--accent-hover)}.btn-ghost{background:0 0;border-color:#0000}.btn-ghost:hover{background:var(--bg-hover)}.btn-sm{padding:4px 10px;font-size:12px}.btn-icon{color:var(--text-secondary);cursor:pointer;border-radius:var(--radius-sm);transition:all var(--transition-fast);background:0 0;border:none;justify-content:center;align-items:center;padding:6px;display:inline-flex}.btn-icon:hover{background:var(--bg-hover);color:var(--text-primary)}.badge{background:var(--accent-soft);color:var(--accent-text);border-radius:9999px;align-items:center;gap:4px;padding:2px 8px;font-size:11px;font-weight:600;display:inline-flex}.badge-success{background:var(--success-soft);color:var(--success)}.badge-error{background:var(--error-soft);color:var(--error)}.badge-warning{background:var(--warning-soft);color:var(--warning)}@keyframes fadeIn{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}@keyframes slideInRight{0%{opacity:0;transform:translate(10px)}to{opacity:1;transform:translate(0)}}@keyframes slideInLeft{0%{opacity:0;transform:translate(-10px)}to{opacity:1;transform:translate(0)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}@keyframes scaleIn{0%{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}.animate-fade-in{animation:fadeIn var(--transition-slow) ease-out}.animate-slide-right{animation:slideInRight var(--transition-slow) ease-out}.animate-slide-left{animation:slideInLeft var(--transition-slow) ease-out}.animate-scale-in{animation:scaleIn var(--transition-slow) ease-out}.toast-container{z-index:9999;flex-direction:column;gap:8px;display:flex;position:fixed;bottom:20px;right:20px}.toast{border-radius:var(--radius-md);box-shadow:var(--shadow-lg);animation:slideInRight var(--transition-slow) ease-out;align-items:center;gap:8px;padding:12px 16px;font-size:13px;font-weight:500;display:flex}.toast-success{background:var(--success);color:#fff}.toast-error{background:var(--error);color:#fff}.toast-info{background:var(--accent);color:#fff}.dropdown{background:var(--bg-card);border:1px solid var(--border-default);border-radius:var(--radius-md);min-width:180px;box-shadow:var(--shadow-lg);z-index:100;animation:scaleIn var(--transition-fast) ease-out;margin-top:4px;padding:4px;position:absolute;top:100%;right:0}.dropdown-item{width:100%;color:var(--text-primary);border-radius:var(--radius-sm);cursor:pointer;transition:background var(--transition-fast);font-size:13px;font-family:var(--font-sans);text-align:left;background:0 0;border:none;align-items:center;gap:8px;padding:8px 12px;display:flex}.dropdown-item:hover{background:var(--bg-hover)}.dropdown-divider{background:var(--border-default);height:1px;margin:4px 0}.modal-overlay{background:var(--bg-overlay);z-index:200;animation:fadeIn var(--transition-fast) ease-out;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.modal{background:var(--bg-card);border:1px solid var(--border-default);border-radius:var(--radius-xl);box-shadow:var(--shadow-lg);width:90%;max-width:560px;max-height:80vh;animation:scaleIn var(--transition-base) ease-out;overflow-y:auto}.modal-header{justify-content:space-between;align-items:center;padding:20px 24px 0;display:flex}.modal-body{padding:16px 24px 24px}.sidebar-backdrop{display:none}.sidebar-wrapper{flex-shrink:0;height:100%;display:flex}.sidebar-panel{background:var(--bg-secondary);border-left:1px solid var(--border-default);flex-direction:column;width:280px;display:flex;overflow:hidden}.tools-nav{align-items:center;gap:4px;display:flex}.tools-nav-link{border-radius:var(--radius-md);background:var(--accent-soft);color:var(--accent-text);transition:all var(--transition-fast);white-space:nowrap;font-size:12px;font-weight:600;font-family:var(--font-sans);border:1px solid #0000;align-items:center;gap:5px;padding:5px 12px;text-decoration:none;display:inline-flex}.tools-nav-link:hover{background:var(--accent);color:var(--text-inverse);border-color:var(--accent);box-shadow:var(--shadow-sm)}.tools-mega-menu{background:var(--bg-card);border:1px solid var(--border-default);border-radius:var(--radius-lg);min-width:280px;box-shadow:var(--shadow-lg);z-index:200;animation:scaleIn var(--transition-fast) ease-out;flex-direction:column;gap:2px;padding:8px;display:flex;position:absolute;top:calc(100% + 6px);left:50%;transform:translate(-50%)}.tools-mega-group{padding:4px 0}.tools-mega-group+.tools-mega-group{border-top:1px solid var(--border-default)}.tools-mega-group-label{text-transform:uppercase;letter-spacing:.8px;color:var(--text-tertiary);padding:6px 10px 4px;font-size:10px;font-weight:700}.tools-mega-item{width:100%;color:var(--text-primary);border-radius:var(--radius-sm);cursor:pointer;transition:background var(--transition-fast);font-size:13px;font-weight:500;font-family:var(--font-sans);white-space:nowrap;background:0 0;border:none;align-items:center;gap:8px;padding:8px 10px;text-decoration:none;display:flex}.tools-mega-item:hover{background:var(--bg-hover)}.tools-mega-item.active{background:var(--accent-soft);color:var(--accent-text);font-weight:600}@media(max-width:768px){.hide-mobile{display:none!important}.show-mobile{display:flex!important}.sidebar-backdrop{background:var(--bg-overlay);z-index:90;display:block;position:fixed;inset:0}.sidebar-wrapper{z-index:95;transition:transform var(--transition-slow);position:fixed;top:0;bottom:0;right:0;transform:translate(100%)}.sidebar-wrapper.sidebar-open{transform:translate(0)}.sidebar-panel{width:280px;max-width:85vw}.tools-nav{display:none}.tools-nav-mobile{flex-direction:column;gap:6px;padding:8px 0;display:flex!important}.tools-nav-mobile .tools-nav-link{justify-content:center;padding:10px 16px;font-size:14px}.hide-mobile-text{display:none}.tools-mega-menu{min-width:unset;border-radius:0 0 var(--radius-lg) var(--radius-lg);max-height:calc(100vh - 52px);position:fixed;top:52px;left:0;right:0;overflow-y:auto;transform:none}.converter-grid{grid-template-columns:1fr!important}}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-ease{syntax:"*";inherits:false}