:root{--primary:#06b6d4;--primary-hover:#0891b2;--accent:#ff8c00;--accent-hover:#e67e00;--bg-color:#f8fafc;--surface-color:#fff;--border-color:#e2e8f0;--text-main:#0f172a;--text-muted:#64748b;--sidebar-bg:#155e75;--sidebar-text:#f0f9ff;--sidebar-hover:#164e63;--sidebar-active:#ff8c00;--danger:#ef4444;--success:#10b981;--warning:#f59e0b;--font-family:"Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--transition:all .2s cubic-bezier(.4, 0, .2, 1);--shadow-sm:0 1px 2px 0 #0000000d;--shadow-md:0 4px 6px -1px #0000001a, 0 2px 4px -1px #0000000f;--shadow-lg:0 10px 15px -3px #0000001a, 0 4px 6px -2px #0000000d;--radius:8px;--radius-lg:12px}:root.dark-mode{--bg-color:#0f172a;--surface-color:#1e293b;--border-color:#334155;--text-main:#f8fafc;--text-muted:#94a3b8;--sidebar-bg:#020617;--sidebar-hover:#0f172a;--shadow-sm:0 1px 2px 0 #0000004d;--shadow-md:0 4px 6px -1px #00000080}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family);background-color:var(--bg-color);color:var(--text-main);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;line-height:1.5}a{color:inherit;text-decoration:none}button{cursor:pointer;background:0 0;border:none;font-family:inherit}input,textarea,select{font-family:inherit;font-size:14px}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-2{gap:.5rem}.gap-4{gap:1rem}.gap-6{gap:1.5rem}.mt-4{margin-top:1rem}.mb-4{margin-bottom:1rem}.mb-6{margin-bottom:1.5rem}h1{color:var(--text-main);font-size:1.75rem;font-weight:700}h2{color:var(--text-main);font-size:1.25rem;font-weight:600}h3{color:var(--text-main);font-size:1.125rem;font-weight:600}p{color:var(--text-muted)}.btn{border-radius:var(--radius);transition:var(--transition);justify-content:center;align-items:center;gap:.5rem;padding:.5rem 1rem;font-size:.875rem;font-weight:500;display:inline-flex}.btn-primary{background-color:var(--primary);color:#fff;box-shadow:var(--shadow-sm)}.btn-primary:hover{background-color:var(--primary-hover);transform:translateY(-1px)}.btn-secondary{background-color:var(--surface-color);color:var(--text-main);border:1px solid var(--border-color)}.btn-secondary:hover{background-color:var(--bg-color);opacity:.9}.form-group{flex-direction:column;gap:.5rem;margin-bottom:1.25rem;display:flex}label{color:var(--text-main);font-size:.875rem;font-weight:500}.input,.textarea,.select{border:1px solid var(--border-color);border-radius:var(--radius);background-color:var(--surface-color);width:100%;color:var(--text-main);transition:var(--transition);padding:.625rem .875rem}.input:focus,.textarea:focus,.select:focus{border-color:var(--primary);outline:none;box-shadow:0 0 0 3px #4f46e51a}.textarea{resize:vertical;min-height:120px}.card{background-color:var(--surface-color);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);border:1px solid var(--border-color);transition:var(--transition);padding:1.5rem}.card:hover{box-shadow:var(--shadow-md)}.tr-hover:hover{background-color:#00000005}:root.dark-mode .tr-hover:hover{background-color:#ffffff0d}.badge{text-transform:capitalize;border-radius:9999px;align-items:center;padding:.125rem .625rem;font-size:.75rem;font-weight:600;display:inline-flex}.badge-open{color:var(--warning);background-color:#f59e0b1a}.badge-resolved{color:var(--success);background-color:#10b9811a}.badge-closed{color:var(--text-muted);background-color:#64748b1a}.badge-high{color:var(--danger);background-color:#ef44441a}.badge-medium{color:var(--warning);background-color:#f59e0b1a}.badge-low{color:var(--text-muted);background-color:#64748b1a}.badge-urgent{color:#fff;background-color:#900}@keyframes slideIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.animate-slide-in{animation:.3s ease-out forwards slideIn}.app-layout{width:100vw;height:100vh;display:flex;overflow:hidden}.sidebar{background-color:var(--sidebar-bg);width:260px;color:var(--sidebar-text);transition:var(--transition);flex-direction:column;flex-shrink:0;display:flex}.sidebar-header{border-bottom:1px solid #ffffff1a;align-items:center;gap:.75rem;padding:1.5rem;display:flex}.sidebar-logo{letter-spacing:-.025em;font-size:1.25rem;font-weight:700}.sidebar-nav{flex-direction:column;flex-grow:1;gap:.5rem;padding:1.5rem 1rem;display:flex}.nav-item{border-radius:var(--radius);color:var(--sidebar-text);opacity:.8;transition:var(--transition);align-items:center;gap:.75rem;padding:.75rem 1rem;font-weight:500;display:flex}.nav-item:hover{background-color:var(--sidebar-hover);opacity:1}.nav-item.active{background-color:var(--sidebar-active);opacity:1}.main-content{background-color:var(--bg-color);flex-direction:column;flex-grow:1;display:flex;position:relative;overflow-y:auto}.header{background-color:var(--surface-color);border-bottom:1px solid var(--border-color);z-index:10;justify-content:space-between;align-items:center;height:70px;padding:0 2rem;display:flex;position:sticky;top:0}.header-title{font-size:1.125rem;font-weight:600}.user-profile{align-items:center;gap:.75rem;display:flex}.avatar{background-color:var(--primary);color:#fff;border-radius:50%;justify-content:center;align-items:center;width:36px;height:36px;font-size:.875rem;font-weight:600;display:flex}.page-container{width:100%;max-width:1200px;margin:0 auto;padding:2rem}@media (width<=768px){.sidebar{z-index:40;height:100%;position:fixed;transform:translate(-100%)}.sidebar.open{transform:translate(0)}.mobile-menu-btn{display:block!important}}.mobile-menu-btn{color:var(--text-main);cursor:pointer;background:0 0;border:none;padding:.5rem;display:none}